A practical guide to fund due diligence, hedge fund diligence, and private fund / GP diligence — how LPs, fund-of-funds, and sophisticated allocators underwrite managers before committing capital.
Capital is permanent; excuses are not. Fund due diligence asks whether the GP’s strategy is real and capacity-constrained, whether track record reflects skill of the people still at the firm, whether operations and valuation can be trusted, and whether fees, liquidity, and conflicts leave the LP with a fair share of outcomes. It is not the same as LBO diligence (one company’s leverage case), buy-side diligence (acquirer process on a target), or operational diligence of a portfolio company. Fund work underwrites the manager and vehicle.
| Workstream | Primary question | Typical output |
|---|---|---|
| Fund DD | Is this GP/vehicle worth a commit? | Track record, team, ops, terms, conflicts map |
| LBO / deal DD | Can this company support leverage? | FCF, covenants, returns bridge |
| Buy-side DD | Should we acquire this company? | Thesis validation, deal protection, price |
| Company operational DD | Can the business run and scale? | Process, people, systems at the target |
| Compliance / sanctions | Is the firm legally and ethically clean? | Program, exams, watchlists (feeds fund OD) |
Define what the fund actually does: asset class, geography, instruments, leverage band, liquidity of underlying positions, and hard capacity before returns dilute. Test for style drift vs the PPM, overcrowding in the same alpha source, and whether the GP has a credible pipeline or is raising to hold dry powder for marketing optics. Connect strategy capacity to market diligence for the arena the GP hunts in and to competitive diligence when many funds chase the same deals.
Rebuild performance net of fees where possible. Separate deal-level winners from firm-level marketing composites; check prior-employer credit, survivor bias, and one-name dependence. For PE: TVPI/DPI/RVPI, PME or public-market equivalent, vintage peer rank, loss ratio, and hold-period patterns. For hedge: sharpe/sortino under stress, drawdowns, beta to relevant factors, and liquidity-adjusted returns. Tie attribution to the people still on the investment committee — see management / key-person diligence and people diligence.
Map decision rights, IC process, analyst depth, turnover, and economic alignment (carry waterfalls, co-invest, GP commit). First-time funds need founder credibility and reference intensity; multi-strategy shops need silo incentives that do not cannibalize risk budgets. Succession, divorce, and “star PM leave” scenarios belong in the IC memo. Cross-check board / governance at the management company and cultural diligence when integration of teams or seeds is planned.
Operational due diligence on the manager: NAV process, hard-to-value asset hierarchy, independent administrator/auditor, cash controls, cyber and BCP, trade errors, side pockets, and personal trading. Valuation policy must match instruments; related-party valuation is a classic LP loss mode. Align with cyber / IT diligence, BCP / DR, and compliance program diligence. For credit or complex PE marks, borrow rigor from QoE and financial diligence concepts applied to the portfolio.
Read the LPA/PPM: management fee, carry, preferred return, catch-up, recycling, GP commit, key-person, removal, and gate/side-pocket language. For hedge funds: lockups, gates, notice periods, and gates used in prior stress. Map LP concentration (one LP can force behavior), side letters, MFN, and co-invest allocation fairness. Fee drag and high-water marks change net outcomes more than marketing gross IRRs imply. Link terms work to contract diligence habits and escrow / holdback thinking when seeding or structuring specials.
Inventory conflicts: related GPs, cross-fund deals, GP-led secondaries, stapled commits, proprietary capital competing with the fund, and valuation committees with economic skew. Check administrator, prime broker, auditor, counsel, and cyber vendor reputation and tenure. Regulatory exams, Form ADV disclosures, litigation, and sanctions screening close the loop with litigation, sanctions / OFAC, and FCPA / anti-bribery. Residual risks should reprice commit size, side-letter asks, or a pass — not sit as footnotes.
DI20-WELCOME) — useful for manager triage and open-question lists, not a substitute for PPM review, audited financials, or specialist OD/ID.
| Stage | Fund focus | Allocator action |
|---|---|---|
| Sourcing / first call | Strategy fit, capacity, high-level track record | Screen out obvious mismatches; request materials |
| Desk diligence | Attribution, team map, public filings, news/risks | Build red/amber/green; list open items |
| Deep OD/ID | Ops, valuation, service providers, references | On-site or virtual ops review; specialist if needed |
| Terms / IC | LPA, fees, side letters, commit size | Negotiate; IC memo with residual risks |
| Post-commit | Reporting quality, style drift, LPAC items | Ongoing monitoring; co-invest and re-up gates |
| Signal | Severity | Why it matters |
|---|---|---|
| Track record cannot be attributed to current decision-makers | Deal-Killer | You are buying a brand, not a process |
| Valuation policy vague or GP-controlled for level-3 assets | Deal-Killer | NAV and fees can be managed upward |
| Key person is indispensable with no succession or GP commit | Deal-Killer | Firm risk is person risk |
| Related-party deals or cross-fund transfers poorly disclosed | High | Conflicted capital allocation |
| High ops/compliance turnover or auditor/admin churn | High | Control environment stress |
| Marketing AUM or strategy capacity inconsistent with filings | High | Integrity and capacity risk |
| Gates/lockups used aggressively in prior stress with weak LP comms | Watch | Liquidity mismatch under fire |
| Heavy fee load + weak net performance vs peers | Watch | Alignment failure over time |
| Approach | Typical cost | Timeline | Best use |
|---|---|---|---|
| Full ID + OD (specialist) | $25K–$100K+ | 4–12 weeks | Large commits, first-time GPs, complex strategies |
| Targeted OD or reference module | $10K–$40K | 2–6 weeks | Re-ups, known GPs with specific open items |
| Public first-pass fund pack | $49 | Minutes to hours | Triage before specialist spend / IC shortlist |
Before expensive OD/ID, allocators use structured public research to shortlist managers: strategy and capacity claims, public track-record fragments, team stability signals, regulatory and litigation footprints, service-provider norms, and fee/term red flags visible outside the data room. After the shortlist, the same map drives reference calls and specialist scope — which valuation topics to stress, which ops controls to test, which side-letter points matter — so spend lands on what can break the commit. The pack is screening research, not a substitute for PPM review, audited financials, or institutional fund diligence firms.
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Get a structured first-pass diligence pack — useful input for manager triage, open questions, and IC prep, not a full institutional OD/ID report.
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