Industrial & Manufacturing Oil, Gas & Natural Resources Exploration & Production

Reservoir Engineering

Capital-intensive extraction and processing programs where safety, regulation, and supply chain complexity define execution.

Example organizations in this space: SLB (Schlumberger) Halliburton CGG Eni

This interactive experience is the shipped product itself — the same application code customers run in production, mounted read-only in your browser over a real sample journey. Not a video, not a mockup: because the demo and the product are one codebase, it can never drift from the real thing.

Inside this journey
  1. Engagement Discovery

    Align on business objectives, target reserve and forecasting questions, timelines, and key stakeholders.

    Discovery Questions

    How this engagement started and the timeline you have in mind

    • How did this engagement first come up, and which internal trigger made it urgent?
    • Who on your leadership team will feel the biggest impact if this study slips past the target date? Options: VP Reservoir Engineering, Asset Development Director, PE Sponsor/Investment Committee, Operations Lead, Other
    • When does your board or sponsor expect an independent reserve estimate in hand? Options: Within 2 weeks, Within 4 weeks, Within 8 weeks, Longer than 8 weeks, No firm date yet
    • Which single deliverable would you view as non negotiable for an engagement like this? Options: Executive reserve summary for investors, Scenario set with P10/P50/P90, Well level type curves and CapEx schedule, History matched dynamic model files, Reserve reconciliation report
    • Describe any hard deadlines, regulatory filings, or deal milestones we must align to

    Where the current numbers are breaking expectations

    • What single forecasting failure over the last 12 months would prompt your sponsor to demand an independent review today?
    • Walk me through the most recent example where actual production materially missed the plan, what happened, and why it stuck with you
    • How many wells or pads are currently producing below plan, and for how many months has that persisted on average? Options: 1-2 wells, <3 months, 1-2 wells, 3-6 months, 3-5 wells, 3-6 months, More than 5 wells or >6 months
    • Who notices the financial or covenant impact first when a reserve or production swing occurs? Options: CFO/Finance, Asset Development Director, Operations Manager, PE Sponsor/Board, Other
    • Estimate a typical dollar or valuation impact for a 10 percent swing in booked reserves in this asset

    Hidden modeling assumptions that change decisions

    • If a core modeling assumption is off, which single assumption would change your development plan the most? Options: Permeability distribution, Fracture spacing or stimulated volume, Aquifer support strength, Relative permeability curves, Well condensate/gas behavior
    • Which reservoir or completion data set do you feel least confident in right now, and why? Options: Production history, Pressure transient tests, Completion and stimulation reports, Core and log correlations, Well interference tests
    • Walk me through the last time you revalidated a well test or core to log calibration, who led it and what changed?
    • When you adjust fracture spacing or relative permeability in your models, how do your key economic metrics tend to move? Options: Capex increases, mostly same EUR, EUR shifts more than Capex, NPV sensitive, IRR sensitive, Minor economic impact
    • Name the role or person who currently owns your modeling methodology and would need to validate our proposed approach

    The other options on the table and why they might win

    • List the alternatives you are actively considering right now, including incumbent consultants, internal delivery, or other external firms Options: Keep incumbent consultant, Do it internally, Invite multiple external bidders, Delay decision, Other
    • What would have to be true of your current approach for you to keep it rather than switch to a new partner? Options: Faster turnaround, Lower cost, Better documentation for auditors, Proven track record in this basin, Clear ownership of assumptions
    • Has anyone inside your team proposed solving this without an outside partner, and if so which function would lead it? Options: Reservoir Engineering, Data Science/Analytics, Operations, No internal proposal, Other
    • Rank the importance of execution speed, cost, and independence when choosing between options Options: Speed, Cost, Independence, Quality of technical team, Basin experience
    • If you chose internal delivery, what single internal constraint typically prevents it from succeeding? Options: Headcount, Specialized simulation expertise, Data access, Competing deal priorities, Tooling or licenses

    Operational readiness, data access, and gating risks

    • Identify the single missing data set or access issue that would block us from starting within your target timeline Options: Complete production histories, Completion and stimulation reports, Pressure and test files, Static model grid and properties, Data licensing or confidentiality constraints
    • Where are your time series production files, completion files, and test reports currently stored, and in what format? Options: Shared drive (CSV/Excel), Data room (zip/pdf), Proprietary data platform, No central repository, Other
    • Name the person or role authorized to approve data releases, and typical lead time for that approval
    • Estimate the percent of wells in this asset that have digitized completion reports and test summaries Options: 0-25%, 26-50%, 51-75%, 76-100%
    • Are there regulatory approvals, confidentiality gates, or third party vendor agreements that commonly delay data handover? Options: Yes, regulatory approvals, Yes, confidentiality agreements, Yes, vendor data licenses, No major gates identified
    • Would the inability to provide full production histories for the two oldest wells within two weeks halt the engagement? Options: Yes, would halt, No, workarounds possible, Depends on which wells

    Defining scope, ownership, and the acceptance bar

    • List the one acceptance criterion that would cause your sponsor to refuse sign off Options: Unclear assumptions, No history match within tolerance, Missing executive summary for investors, Model files not reproducible, Other
    • Describe the responsibilities you expect the seller to own versus what your team will keep during delivery
    • Select the primary deliverable format your investment committee expects Options: Slide deck with summary metrics, Formal reserve report and workbook, Model files plus executive summary, All of the above
    • State your preferred cadence for model runs, review workshops, and decision checkpoints during history matching Options: Weekly, Biweekly, Monthly, Milestone driven
    • Should a first round of scenarios fail to reproduce key production trends, would you require a pause and scope reset or an iterative technical remediation? Options: Pause and reset scope, Iterative remediation without pause, Case by case

    Delivery execution practicals and communication norms

    • Imagine the model diverges from production after month six, what consequence would force you to stop the engagement?
    • Identify the team members who must be available for weekly technical standups and decision calls Options: Lead Reservoir Engineer, Asset Development Director, Operations Representative, Financial Analyst, Data Owner
    • Do you have a dedicated reservoir engineer or analyst who can provide day to day feedback during history matching? Options: Yes, dedicated resource, Yes, part time resource, No dedicated resource available
    • Provide your typical response SLAs for technical review comments and approval cycles Options: <24 hours, <48 hours, <5 business days, >5 business days
    • Confirm the role that will run the acceptance checklist on your side and their escalation path
    • Can you commit to an alternate reviewer if key subject matter experts are unavailable during your deal window? Options: Yes, alternate identified, Yes, alternate can be named quickly, No, cannot commit

    How you will judge success after handover

    • Point to the single success signal that would make you re hire this seller for future assets Options: Forecast validation vs production, Clear audit trail and reproducibility, Fast turnaround on follow ups, Specific portfolio-level decisions
    • Within what window do you expect to begin validating the forecast in operations after delivery? Options: Immediately (0-1 months), 1-3 months, 3-6 months, Longer than 6 months
    • Explain the process you will use to log issues, enhancement requests, and model change history post handover
    • Should early production deviate from the model by more than 15 percent, would you prefer an immediate recalibration or an advisory review first? Options: Immediate recalibration, Advisory review then recalibration, Depends on cause

    Next steps, commitments, and decision accelerators

    • Specify the single commercial commitment or authorization that would allow us to begin work within your target window Options: Signed SOW, Data access authorization, Initial deposit payment, NDA only then SOW
    • Confirm the person or role who will sign commercial terms and data access on your side
    • Provide an estimated lead time for your legal team to review confidentiality and data access agreements Options: <3 business days, 3-7 business days, 1-2 weeks, Longer than 2 weeks
    • Are there internal budget approval gates or signature requirements that must clear before final invoicing? Options: Yes, finance approval required, Yes, sponsor signoff required, Multiple gates, No major gates
    • Given we hit all milestones on time, what single issue would prevent you from issuing final acceptance that week?
  2. Data & Working Workshops

    Run structured technical sessions to inventory data, validate inputs, and surface geological and operational constraints.

    Working Meetings

    • Data Inventory Kickoff and Access Plan
    • Data Quality and Key Input Validation Workshop
    • Geological and Operational Constraints Mapping
    • Modeling Readiness and Scenario Inputs Alignment
    • Confirm the start date for model construction and circulate the escalation path for any new data blockers.
    • Review mapped structural and stratigraphic uncertainties
    • A constraints matrix that links geological and operational limits to modeling parameters is produced and accepted.
    • Top uncertainty sources that require additional data or sensitivity testing are identified and prioritized.
    • A list of specific data items or field information needed to reduce the highest impact uncertainties is agreed.
    • Publish the constraints matrix with impact ratings and recommended data collection or tests.
    • Provide missing completion run tickets, stimulation reports, or field notes required to clarify top uncertainties.
    • Schedule any follow-up field interviews or datasets needed to close the highest impact gaps.
    • Present proposed input baseline and assumptions
    • A signed modeling input baseline and a locked scenario list with clear decision intents are recorded.
    • Quantitative history-match acceptance criteria that will be used to accept model runs are agreed.
    • A timeline to start the model build and the process for handling blockers is established.
    • Publish the modeling input baseline and the finalized scenario definitions document.
    • Document the history-match acceptance criteria and include example metric calculations.
    • Confirm engagement scope and asset boundaries
    • A validated data inventory spreadsheet is accepted as the single reference for the engagement.
    • A prioritized list of missing datasets and blockers with target delivery dates is agreed.
    • A clear transfer method and timeline for data handoffs is established.
    • Publish the validated data inventory spreadsheet including file paths, formats, and ownership.
    • Provide secure transfer credentials or locations for the critical datasets listed as required to start modeling.
    • Log each access blocker with the evidence needed to resolve it and target resolution dates.
    • Agree validation criteria and sample scope
    • A documented list of validated inputs and a clear set of data issues requiring remediation is produced.
    • Each flagged data issue is assigned a priority rating and a target date for correction.
    • Acceptance thresholds that determine whether modeling can proceed are confirmed.
    • Deliver a data quality report summarizing checks performed, discrepancies found, and recommended fixes.
    • Provide corrected sample files or documentation addressing the top priority data issues by the agreed dates.
    • Update the data inventory to reflect corrected files and current readiness status.
    • Walk the initial data inventory
    • Run sample checks on production history and time series
    • Inventory completion and stimulation histories
    • Define scenario set and decision triggers
    • Surface and operational constraints review
    • Identify missing items and access blockers
    • Set quantitative history-match acceptance criteria
    • Validate petrophysical and log header consistency
    • Create an impact matrix and rank constraints
    • Confirm deliverables, timeline, and escalation for blockers
    • Prioritize required data for model readiness
    • Check PVT and fluid property inputs for completeness
    • Agree next steps and data access timeline
    • Prioritize remediation tasks
  3. Modeling Approach & Scenarios

    Walk through the proposed modeling methodology, history-matching approach, scenario set, and how results will inform investment decisions.

    Solution Experience

    • Modeling Approach & Scenarios, Solution Experience
    • Confirm the current state and what it costs you
    • You confirm the proposed history-matching rules and acceptance criteria address the specific predictive gaps you described.
    • Deliver a sample history-match and one forward scenario mapped to the agreed investment metrics within five business days.
    • Provide final production histories, petrophysical inputs, and the list of decision thresholds for reserve booking and investment acceptance.
    • Walk through the proposed end-to-end modeling methodology
    • You confirm the scenario set covers the upside, base, and downside cases and directly maps to the investment thresholds you will use for decisions and reserve booking.
    • Demonstrate the history-match approach and acceptance criteria
    • You agree on the deliverables and acceptance criteria required to finalize reserve estimates for the next commercial decision.
    • Confirm the list of stakeholders who must approve the reserve outputs and their explicit acceptance criteria.
    • Review the scenario set and how each case maps to investment outcomes
    • Proof run: sample matched model and forward case mapped to decision metrics
    • Validate alignment with your needs
    • Modeling Approach & Scenarios, Solution Experience
    • Solution Experience Deck — Modeling Approach & Scenarios
    • Modeling Approach Solution Brief
    • meeting
    • slides
    • document
  4. Engagement Scope

    Define deliverables, model platforms, scenario runs, responsibilities, assumptions, and explicit out-of-scope items.

    Scope Configuration

    • Build Static Geological and Petrophysical Model
    • Construct Dynamic Reservoir Simulation Model
    • History Matching and Parameter Calibration Runs
    • Generate Production Forecasts and Type Curves
    • Probabilistic Reserves Estimation by Category
    • Development Scenario Modeling and Optimization
    • Well Performance Analysis and Nodal Diagnostics
    • Integrate Pressure and Rate-Transient Data
    • Production-Economics Integration (CAPEX/OPEX/Returns)
    • Uncertainty and Sensitivity Analysis (Monte Carlo)
    • Model Handoff: Files, Runbook, and Training
    • Deliverable Review Workshop and Investment Presentation

    Scope Questions

    Build Static Geological and Petrophysical Model

    • Provide the list of wells and the preferred production index for static model building (API well IDs, surface location, measured depth).
    • Upload the available petrophysical artifacts we should ingest: well log LAS files, core plug porosity/permeability tables, and digital core descriptions. Options: Already uploaded to shared folder, Will upload within 5 business days, Need assistance extracting from LAS
    • Specify the target grid resolution and vertical layering approach for the static model (e.g., cell size in meters, layer per log sand package). Options: Coarse regional grid, Well-simplified sector grid, Fine cell grid around wells, Undecided - need recommendation
    • Indicate which petrophysical thresholds should be applied for net pay and hydrocarbon saturation (porosity cutoff, volume of shale cutoff, water saturation method). Options: Porosity cutoff (e.g., 6%), Vsh cutoff (e.g., 0.5), Saturation from Archie with supplied parameters, Use existing petrophysical interpretation
    • List any regional geological inputs required for facies and correlation: top reservoir structural map, isopach, offset analog cross-sections, or a published depositional model.

    Construct Dynamic Reservoir Simulation Model

    • Provide the preferred simulator delivery format for the dynamic model deck (simulator-agnostic initialization files, restart-ready binary deck, or run-only archive). Options: Industry-standard simulator deck, Material-balance / analytical deliverable only, Run-only archive with outputs
    • Upload any measured PVT reports, fluid property tables, and correlations to be used for initialization and scaling of relative permeability and viscosity. Options: PVT reports included, PVT from analog fields, No PVT available - request sampling
    • Specify well and completion attributes to include in the dynamic model: perforation intervals, stimulation geometry (SRV or fracture half-length), skin estimates, and completion type.
    • Indicate expected surface and subsurface constraints to model explicitly: choke schedules, surface facility capacity, water-handling limits, and operating pressure caps. Options: No constraints, Surface constraints only, Both surface and subsurface constraints
    • List the range of historical and future time steps to be used for simulation output (e.g., daily historical timesteps and monthly forecast timesteps). Options: Daily historical / Monthly forecast, Monthly historical / Monthly forecast, Custom - specify in comments

    History Matching and Parameter Calibration Runs

    • Identify the historical production and allocation files to be matched: daily production ledger, allocated multi-well test reports, and production allocation spreadsheet.
    • Attach the pressure and well test datasets to be used during calibration: build-up tests, pressure transient analysis files, and bottomhole pressure logs. Options: Complete set attached, Partial datasets attached, No pressure data available
    • Describe the calibration metrics you require for a successful history match: acceptable range of normalized root-mean-square error (NRMSE) on rates, water cut fit, and pressure residuals. Options: NRMSE < 15% on liquid rates, Visual fit acceptable, Need metric proposal from team
    • Are there operational events that must be honored in the match timeline such as workovers, recompletions, fracture stimulation dates, or production allocation revisions? Options: Yes - full event log provided, Yes - partial event log, No significant events
    • Estimate the number of calibration iterations you expect or budget for (e.g., fixed-fee 3 iterations, time-and-materials unlimited), and indicate if automated history-match runs are acceptable. Options: Fixed 3 iterations, Up to 6 iterations, Open-ended until agreed fit, Automated matching OK

    Generate Production Forecasts and Type Curves

    • Which forecasting outputs do you require: deterministic P50/P10/P90 type curves, well-level decline projections, or portfolio-level aggregated production profiles? Options: Well-level type curves, Portfolio aggregated profiles, Both
    • Specify the decline curve or physics-based methods preferred for type-curve generation (Arps DCA parameters, segmented decline, or simulation-derived forecasts). Options: Arps decline curve analysis, Segmented advanced DCA, Simulation-derived
    • Provide the commercial forecast horizon and reporting cadence required for investment committees and bookkeeping (e.g., 5-year monthly, 10-year annual). Options: 5-year monthly, 10-year annual, 20-year annual, Custom horizon
    • Indicate any operating constraints to apply in forecasts such as maximum allowable drawdown, minimum flowing bottomhole pressure, or maximum water-handling capacity.
    • List the deliverables expected with forecasts: per-well time series CSV, aggregated cashflow-ready tables, and plotted type-curve PDFs. Options: CSV timeseries, Aggregated tables, Plotted PDFs, All of the above

    Probabilistic Reserves Estimation by Category

    • Which reserves classification standard should we apply for categorization and reporting (for example PRMS or an internal booking standard)? Options: PRMS (industry standard), Client internal booking standard, Other - specify
    • Provide the probabilistic outputs you need: P10/P50/P90 volumetrics per well, asset-level Monte Carlo distributions, or deterministic booked cases. Options: P10/P50/P90 per well, Asset-level Monte Carlo, Deterministic cases only
    • Quantify the integration required between probabilistic reserves and economic inputs: should Monte Carlo runs draw CAPEX/OPEX from scenario-specific cost curves or use a single cost input set? Options: Scenario-specific cost curves, Single cost set, Need recommendation
    • Identify the minimum data completeness thresholds we must meet before probabilistic booking (e.g., minimum 12 months of allocation, at least one pressure test per reservoir interval).
    • Confirm the acceptance criteria for the reserves deliverable: which statistical confidence and documentation will satisfy your independent booking and audit needs. Options: Signed acceptance per PRMS checklist, Internal acceptance memo, External audit required

    Development Scenario Modeling and Optimization

    • Propose the development scenarios to evaluate: accelerated drilling schedule, phased tie-ins, infill drilling, or alternative completion strategies (e.g., longer stage spacing).
    • Supply the capital and operational constraints to be modeled: annual drilling budget, rig availability windows, and surface facility ramp rates. Options: Fixed annual CAPEX, Phased CAPEX ramp, No CAPEX constraints provided
    • Outline the optimization objective you prioritize: NPV maximization, IRR threshold, payout within X months, or reserve life extension. Options: Maximize NPV, Maximize IRR, Meet IRR threshold, Maximize recovered reserves
    • Flag any regulatory or land constraints that will limit well placement or pad density such as spacing rules, lease depth limits, or environmental setbacks. Options: Yes - full constraints provided, Partial constraints, No constraints
    • Prioritize which optimization levers you want explored first: completion intensity, parent-child well timing, or water disposal routing. Options: Completion intensity, Drilling timing, Water handling, All of the above

    Well Performance Analysis and Nodal Diagnostics

    • Identify the wells for detailed nodal analysis and the available well-test artifacts: production logs (PLT), dynamic bottomhole pressure surveys, and surface ESP/rod pump curves.
    • Attach the time-synced production and choke schedule data we should use for nodal calculations and inflow performance relationships (IPR). Options: Time-synced data provided, Partial synchronization needed, No time alignment available
    • Describe the acceptance threshold for pump sizing and well deliverability recommendations (e.g., maintain minimum flowing bottomhole pressure, avoid gas-lock frequency).
    • Are artificial lift limits or surface equipment curves to be included in the deliverable (pump curve envelopes, allowable motor power, surface-gas handling limits)? Options: Include equipment curves, Do not include equipment curves, Provide equipment data later
    • Estimate the number of nodal scenarios required per well (e.g., current choke, optimized choke, future ESP change) and whether you want sensitivity on inflow assumptions. Options: 1-2 scenarios, 3-5 scenarios, 5+ scenarios

    Integrate Pressure and Rate-Transient Data

    • Provide the pressure transient datasets you have for integration: build-up test raw files, repeating DSTs, or flowing pressure logs with timestamps.
    • Specify which pressure-interpretation outputs you expect integrated into the model: interpreted permeability-thickness (kh), skin, and reservoir boundaries from pressure decline analysis. Options: kh and skin, Boundary interpretation, Full PTA report integration
    • Identify how rate-transient analysis (RTA) should be used in forecasting and matching: direct scaling of type-curves, constraint flags on well productivity, or as a calibration check only. Options: Direct scaling, Calibration check only, Constraint flags
    • State any preferred correlations or analogs for pressure-to-flow scaling (for example analog kh ranges or permeability multipliers derived from neighboring fields).
    • When integrating pressure and rate-transient data, indicate whether you require uncertainty bounds derived from PTA parameter distributions. Options: Yes - include parameter uncertainty, No - single best-fit only, Recommend approach

    Production-Economics Integration (CAPEX/OPEX/Returns)

    • Supply the CAPEX and OPEX schedules to be used: per-well drilling and completion costs, facility CAPEX phasing, and fixed/variable operating cost tables. Options: Full schedules provided, High-level estimates provided, No economic inputs yet
    • Select the fiscal assumptions and pricing treatments required: fixed commodity price decks, price escalation assumptions, and tax/royalty regimes. Options: Fixed price deck, Escalating prices, Hedged scenario included, Custom fiscal regime
    • Outline the cashflow outputs you require for investment review: discounted cashflow with NPV by scenario, payback tables, and per-well breakeven prices. Options: NPV and IRR, Payback tables, Breakeven by well, All of the above
    • Identify any corporate finance constraints to apply such as minimum IRR gateway, required debt service coverage, or funding tranche availability by year.
    • Quantify the aggregation level for economic outputs: per-well, per-pad, per-asset, or consolidated across the portfolio for LP-level reporting. Options: Per-well, Per-pad, Per-asset, Portfolio consolidated

    Uncertainty and Sensitivity Analysis (Monte Carlo)

    • Identify the input parameters to randomize in Monte Carlo runs: porosity/permeability distributions, relative permeability endpoints, well productivity amplitudes, or CAPEX cost bands.
    • Choose the number of Monte Carlo realizations you expect for probabilistic outputs and whether you require convergence diagnostics (e.g., 1,000 realizations with convergence check). Options: 500 realizations, 1,000 realizations, 2,000+ realizations, Recommend sampling size
    • Describe the correlation strategy between uncertain inputs (for example correlation between porosity and permeability or between EUR and well cost). Options: Independent inputs, User-provided correlation matrix, We will provide correlations
    • Supply the tolerance thresholds for sensitivity outputs that will trigger a recommended mitigation or follow-up study (for example >20% NPV variance from single-parameter change).
    • Attach the baseline deterministic case to seed Monte Carlo runs and indicate which scenario should serve as the central (P50) case. Options: Use our baseline P50, Use consultant baseline, Need to define baseline together

    Model Handoff: Files, Runbook, and Training

    • Supply the preferred handoff artifacts you expect: full model decks, initialization reports, a runnable output package, and a step-by-step runbook for reproducing scenarios. Options: Full decks + runbook, Runbook only, Summary deliverables only
    • Attach required file format constraints for your systems or auditors (e.g., reservoir deck compatible archive, CSV time series in specified column order, or Excel templates for economics).
    • Provide the training scope you want included in the handoff: workshop length, attendee list by role, and whether recorded sessions are required for future reference. Options: Half-day workshop, Full-day workshop, Multi-day training
    • Allocate the internal contacts who will be the primary recipients of the runbook and model files and who will sign off on successful handoff (name, role, and email).
    • Confirm acceptance criteria for delivered model files and runbook, including acceptable file integrity checks, reproducible run logs, and a successful test-run executed during the handover workshop. Options: Signed acceptance checklist, Successful test-run only, Acceptance by email confirmation

    Deliverable Review Workshop and Investment Presentation

    • Propose the attendees for the review workshop from your side: reservoir engineering manager, asset director, finance sponsor, and operations lead.
    • State the preferred format and duration for the investment presentation: executive summary slide deck (30 minutes) with appendices for technical panels. Options: 30-minute executive, 60-minute detailed review, Full-day workshop
    • Outline the key messages you require in the investment presentation such as booked reserves by category, downside risk drivers, and recommended development sequence.
    • Supply any board or regulatory templates the presentation must conform to, for example specific reserve disclosure tables or sensitivity slides required by your sponsor. Options: Board template provided, No template, Regulatory template provided
    • Confirm what evidence will validate acceptance of the deliverables after the review workshop (signed minutes, acceptance checklist, or documented follow-up actions with owners and deadlines). Options: Signed minutes, Acceptance checklist, Documented follow-up actions
  5. Mutual Commit

    Finalize commercial terms, data access authorizations, confidentiality, delivery milestones, and acceptance criteria.

    Agreement Modules

    • Non-Disclosure Agreement (NDA)
    • Master Services Agreement (MSA)
    • Statement of Work (SOW)
    • Data Access & Transfer Authorization
    • Data Security & Confidentiality Addendum
    • Intellectual Property & Deliverables License
    • Fees & Payment Schedule
    • Acceptance Criteria & Sign-Off Checklist
    • Change Order Agreement
    • Termination & Cancellation Terms
  6. Delivery Execution

    Build and history-match models, run forecast scenarios, and produce reserve estimates and executive-ready reports with clear owners and milestones.

  7. Delivery Acceptance

    Formal client sign-off checklist confirming receipt, review, and acceptance of deliverables, assumptions, and reserve estimates prior to final invoicing.

    Checklist items

    • Receive signed Deliverables Acceptance Form from buyer's designated approver
    • Obtain written acceptance of reserve estimates from buyer's authorized commercial approver
    • Obtain written acceptance of modeling assumptions and history-match summary from buyer's technical lead
    • Deliver final model package (model files, input datasets, run logs) to buyer and receive delivery receipt
    • Upload final report and model package to the platform integration endpoint and confirm platform delivery confirmation
    • Record all signed acceptance documents and the delivery receipt in the platform workspace (audit trail complete)
    • Buyer sign-off on Exceptions Log listing any outstanding items and their accepted impact
    • Receive written authorization to issue final invoice from buyer's commercial approver
    • Complete handover and access-exit actions: buyer confirms receipt of knowledge-transfer materials and seller confirms revocation of remote access
  8. Sustain & Advisory

    Validate outcomes against success signals, track issues or enhancement requests, and provide follow-up advisory or handover support.

    Review Meetings

    • Findings Confidence Review
    • Roadmap Endorsement Workshop
    • Implementation Readiness Gate
    • Quarterly Sustain and Advisory Review

    Issues & Enhancements

    • If recurring blockers persist, compile a mitigation proposal with options for addressing the root cause.
    • Documented readiness decision for each endorsed initiative, with the count of implementation blockers resolved versus outstanding.
    • Resolution timelines recorded for every outstanding blocker and client-side owner assigned to track progress to resolution.
    • Publish the readiness register showing which initiatives are cleared to start, which are deferred, and the resolution plan for outstanding blockers.
    • Provide required handover materials and model deliverables for any initiative cleared to start, with a delivery date for the package.
    • Schedule the decision checkpoint when deferred initiatives must be re-evaluated or moved into implementation planning.
    • Status update on implemented initiatives
    • Demonstrate progress by increasing the count of implementation blockers resolved quarter over quarter.
    • Confirm the remaining prioritized action count and the advisory support required to complete them in the next quarter.
    • Publish a quarterly progress summary that lists completed initiatives, blockers resolved, and outstanding advisory requests.
    • Create a short plan for any requested model refinements or follow-up advisory tasks, including scope and proposed timing.
    • Re-state delivered outputs and documented findings
    • Documented acceptance status for each major finding and reserve estimate, raising the measured findings acceptance rate.
    • Every open item has a named client-side owner assigned and a target date for the first update, improving traceability for follow-up.
    • Publish an annotated findings register that records acceptance status, outstanding evidence requests, and the assigned client-side owner for each item.
    • Deliver clarified model inputs or additional explanation for any disputed findings within the agreed clarification window.
    • Schedule short follow-up touchpoints only for items that remain disputed after clarification delivery.
    • Present proposed prioritized initiative list
    • Prioritized action count is finalized and documented, with endorsement status recorded for each initiative.
    • Client-side owners are assigned to each endorsed initiative and sequencing is agreed to allow implementation planning.
    • Publish the endorsed roadmap with the finalized prioritized action count, sequencing, and owner assignments.
    • Document unresolved questions and required preconditions for any initiative that was not endorsed, with target dates for resolution.
    • Provide an updated effort and timeline estimate for the first two endorsed initiatives to support implementation planning.
    • Review readiness checklist per endorsed initiative
    • Review findings acceptance status
    • Surface and triage open implementation blockers
    • Open blocker and enhancement review
    • Review dependencies and sequencing
    • Confirm resource and timing constraints
    • Outcomes and measurement check
    • Decide readiness outcome and next steps
    • Clarifications and evidence requests
    • Record endorsements and outstanding questions
    • Assign client-side owners for each open item
    • Next quarter priorities and advisory needs
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