Asset owners build co-investment programmes by establishing dedicated vehicles, governance frameworks, and partnerships with fund managers to deploy capital directly alongside their core allocations, reducing fees and gaining operational control over portfolio construction.
Asset owners build co-investment programmes by establishing dedicated vehicles, governance frameworks, and partnerships with fund managers to deploy capital directly alongside their core allocations, reducing fees and gaining operational control over portfolio construction.
Over the past decade, co-investment has evolved from a niche practice into a core pillar of large institutional portfolios. The Norwegian Government Pension Fund Global—the world's largest sovereign wealth fund at $1.3 trillion in assets—now deploys approximately 15–20% of private equity capital through co-investments rather than fund commitments alone. CalPERS ($500bn AUM) and the Ontario Teachers' Pension Plan ($240bn AUM) each operate active co-investment platforms generating measurable net-of-fees outperformance. This structural shift reflects three converging pressures: fee compression in traditional fund vehicles, demand for transparency and control, and the operational capacity of large asset owners to manage direct investments.
Understanding how institutional investors structure, govern, and deploy co-investment capital is essential for fund managers, LPs, and policy researchers evaluating private markets architecture.
Why Do Large Asset Owners Pursue Co-Investment?
The primary rationale is economic: fee reduction. A typical $1 billion private equity fund charges 2% management fees and 20% performance fees, equating to 100–150 basis points in annual cost to limited partners. For a $100bn allocator, this translates to $1–1.5bn in drag annually. Co-investments allow investors to bypass fund structures entirely, capturing the sponsor's carry while avoiding management fees on the invested capital.
Beyond cost, co-investment offers control. Asset owners gain board representation, operational visibility, and decision rights over reinvestment, dividend policy, and exit timing. For pension funds and endowments subject to fiduciary governance and how do asset owners vote frameworks, this transparency is material. Investment committees can track performance in real time, model cash flows with precision, and align holdings with portfolio-level mandates around ESG, climate, or sector exposure.
The scale of co-investment capital has grown substantially. Preqin's 2023 Global Private Equity Report estimated that co-investment represented 18–22% of total PE deployment globally, up from 8–10% in 2015. In infrastructure and real assets, the share is even higher: infrastructure co-investments accounted for nearly 30% of deployment in 2022, according to data from Infra Investor.
How Do Asset Owners Structure Co-Investment Vehicles?
Asset owners typically employ three legal structures, often in combination:
Dedicated Co-Investment Funds. The most common approach: the asset owner establishes a time-limited fund (often 5–7 years) capitalized by either internal allocation or external co-investors. CalPERS' co-investment fund raised $4.5bn across multiple vintages. Ontario Teachers' operates a dedicated Infrastructure Co-Investment Vehicle (ICIV) that has deployed over $15bn since inception. These vehicles function as standalone entities with their own governance, subscription agreements, and fee schedules—typically 0.5–1% management fee, minimal carry, and high hurdle rates.
Segregated Accounts (Side-by-Side Accounts). The sponsor and co-investor enter into a segregated account arrangement: the asset owner's capital is invested alongside the sponsor's fund in a discrete sub-vehicle that mirrors the fund's economic terms but grants the co-investor independent governance rights. This structure is common in mega-deals ($2bn+) where large institutions like the Teachers' Retirement System of California ($400bn AUM) or the State Teachers Retirement System of Ohio ($350bn AUM) deploy $300m–$1bn tickets. Segregated accounts offer customization: modified fee terms, liquidity windows, or carve-outs for specific sectors or geographies.
Sidecar Vehicles. Smaller asset owners and family offices with insufficient scale to justify dedicated teams participate through sponsor-created sidecar funds that aggregate co-investment capital from 5–15 institutions. The sidecar follows the main fund's investments but with dedicated governance. This structure reduces the sponsor's operational burden while providing smaller allocators with deal access.
What Governance Frameworks Do Asset Owners Implement?
Governance structures must balance sponsor autonomy with investor protection. Institutional co-investment governance typically involves three layers:
Investment Committee Oversight. Most asset owners establish a Co-Investment Committee within their private markets division, chaired by a CIO or MD-level executive, with members representing portfolio management, risk, legal, and operations. This committee sets investment criteria (ticket size, sector, geography, sponsor quality), approves all opportunities, and monitors portfolio performance. Board-level oversight occurs quarterly or semi-annually, particularly for vehicles with AUM above $1bn or single-deal commitments exceeding $200m.
Deal-Level Governance. Co-investors negotiate board representation, observer rights, or veto provisions in Limited Partnership Agreements (LPAs). Large institutions typically secure one board seat per $200–500m deployed. Veto rights often apply to: sponsor fees increases, related-party transactions, sale of portfolio companies below internal rate of return (IRR) targets, or refinancing that increases leverage materially. The Norwegian Government Pension Fund Global, through its private equity team in Oslo, holds board seats in 40+ portfolio companies and exercises voting rights actively.
Operational Governance. Dedicated teams—typically 8–15 professionals at large allocators—manage due diligence, monitoring, and exit processes. These teams operate independently from the fund manager, conduct parallel due diligence, and maintain separate cap tables and valuation models. Larger asset owners (CalPERS, Teachers' funds, major sovereign wealth funds) employ analysts with 10–15 years of sponsor experience, ensuring technical depth during investment and monitoring phases.
How Do Asset Owners Source Co-Investment Opportunities?
Co-investment sourcing operates through two channels:
Existing Fund Relationships. The primary source is co-investment opt-in rights negotiated within Limited Partnership Agreements when the asset owner commits to a fund vehicle. Standard LPA language now includes co-investment provisions: sponsor agrees to offer co-investors the right to participate in a specified percentage of deal flow (typically 50–100% of opportunities) at the same economics as the fund. Large allocators negotiate minimum thresholds—for instance, co-investment rights on deals above $500m in enterprise value. Ontario Teachers' has co-investment opt-ins across 60+ fund relationships globally.
Proprietary Sourcing. Larger asset owners operate dedicated sourcing teams that identify secondary co-investments, sponsor relationships absent fund commitments, and direct deals. CalPERS' direct private equity team conducts proprietary due diligence on 50–80 opportunities annually, resulting in 8–12 investments. The Norwegian Pension Fund maintains strategic relationships with 200+ sponsors globally and initiates co-investments based on portfolio-level strategic objectives—for example, targeting infrastructure assets in OECD markets below $250m enterprise value.
What Capital Deployment Strategies Do Asset Owners Follow?
Deployment varies by asset class and allocator size:
Private Equity Co-Investment. Typical tickets range $100–500m in buyout deals. Asset owners deploy 60–70% of co-investment capital in this category. Leverage is common: co-investments often carry 3–5x gross leverage, matching fund-level multiples. Alternatively, some asset owners take minority stakes without leverage, accepting lower IRRs in exchange for reduced risk.
Infrastructure Co-Investment. This represents the fastest-growing segment, with tickets of $200m–$1bn in greenfield development or operating asset acquisitions. Infrastructure co-investments attract lower leverage (2–3x), longer hold periods (10–15 years), and more stable cash flows. The Long-Term Assets Fund Initiative (L-TAG), which represents 13 major pension and sovereign wealth funds, deployed $6.5bn in infrastructure co-investments in 2022 alone.
Real Assets and Natural Capital. Emerging allocators are deploying co-investment capital in renewable energy, data centers, and natural capital investing vehicles. These deployments often operate through dedicated vehicles with specialized governance due to ESG and regulatory complexity.
Capital deployment follows predictable sequences: asset owners commit capital to dedicated vehicles (typically $500m–$5bn), then deploy over 3–5 year investment periods, hold for 5–10 years, and exit via dividend recaps, secondary sales, or sponsor IPOs. Larger allocators maintain multiple vintages operating simultaneously, allowing for more consistent deployment velocity.
What Are the Key Risks in Co-Investment Programmes?
Three material risks warrant institutional attention:
Concentration and Sponsor Risk. Co-investment concentrates capital with individual sponsors and in specific deals. If a sponsor encounters operational challenges (management turnover, sector downturn, regulatory action), co-investors face concentrated losses. The Australian Pension Fund Association recommended maximum single-sponsor exposure of 5–8% of total co-investment portfolio to mitigate this risk.
Valuation and Governance Misalignment. Disagreements emerge when sponsors and co-investors diverge on valuation, refinancing, or exit timing. A large co-investor with board representation can block a sponsor's preferred exit, creating illiquidity and friction. Similarly, if a portfolio company performs poorly, sponsors may advocate for additional equity injections that co-investors oppose.
Operational and Capacity Risk. Co-investment programmes require skilled internal teams. Asset owners lacking in-house expertise face risks of poor deal selection, inadequate monitoring, and valuation blind spots. Smaller allocators participating in sidecar vehicles lack board representation and depend entirely on sponsor governance.
How Do Largest Asset Owners in the World Differentiate Their Programmes?
Large institutional allocators have developed differentiated approaches:
The Norwegian Government Pension Fund Global operates a co-investment programme deployed alongside equity and fixed-income holdings. Its private equity co-investment team targets 12–15 deals annually, with a focus on operational improvements and long-term value creation rather than financial engineering. Average holding period exceeds 8 years.
CalPERS has established "CalPE