Marsh’s Mercer Announces Close of Successful Fundraising for Private Investment Partners (PIP) VIII, With Nearly $4 Billion in Capital Commitments

Key Terms

limited partner financial

A limited partner is an investor in a pooled investment vehicle—such as a private equity, venture capital, or real estate fund—who provides capital but does not take part in day‑to‑day management and whose financial responsibility is capped at the amount invested. For investors, being a limited partner matters because it defines how much control they have, how much risk they bear, and how returns are distributed; think of a limited partner as a silent co‑owner who shares in profits and losses while leaving operations to the fund managers.

private equity financial

Private equity involves investing money directly into private companies or buying out public companies to make them private, with the goal of improving their performance and increasing their value over time. For investors, it offers an opportunity to earn returns by helping companies grow or restructure, often requiring a longer-term commitment and a higher level of involvement than typical stock investments.

private debt financial

Loans and credit extended outside public markets, where investors or funds lend directly to companies, projects, or individuals instead of buying traded bonds or bank loans. It matters because private debt can offer higher income and diversification than public bonds but usually brings greater credit risk and less liquidity — like lending money to a small business next door: you may earn more interest, but your cash is harder to access and depends on the borrower’s ability to repay.

infrastructure financial

Infrastructure is the network of long-lasting physical and digital systems—like roads, bridges, power lines, water pipes, data centers and broadband networks—that keep an economy running, similar to a city’s backbone. For investors it matters because these assets are costly to build but often provide steady, predictable cash flow or value over many years, are influenced by government policy and regulation, and can offer diversification or inflation protection in a portfolio.

real estate financial

Real estate is physical property—land and anything built on it, such as homes, office buildings, warehouses and retail spaces. For investors it matters because these properties can generate income (like rent), rise or fall in value over time, serve as collateral for loans, and offer a different risk profile than stocks or bonds—think of owning a rental as running a small business with a tangible asset rather than holding a digital claim.

co-investments financial

Co-investments are situations where one or more investors put money directly into a specific deal alongside a lead investor, rather than only investing in a pooled fund. Think of it like joining a friend to buy a single rental property instead of contributing to a real estate club; co-investing can give investors bigger exposure to a particular opportunity, lower overall fees, and more control, but also concentrates risk in that single investment.

private markets financial

Private markets are places where investors buy and sell ownership in companies, debt, or assets that are not listed on public stock exchanges — think direct stakes in a start-up, private company, real estate project, or loan. They matter to investors because these deals can offer higher potential returns and diversification but come with less transparency, limited ability to sell quickly, and more uncertainty, like owning a whole house versus trading shares of a real estate fund.

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NEW YORK--(BUSINESS WIRE)-- Mercer, a business of Marsh (NYSE: MRSH) and a global leader in helping clients realize their investment objectives, shape the future of work and enhance health and retirement outcomes for their people, announced today the successful close of fundraising for Mercer Private Investment Partners VIII ("PIP VIII"), which secured limited partner (LP) capital commitments totaling over USD $3.8 billion.¹

This is the eighth vintage in Mercer’s PIP series, which is designed to offer investors flexible access to a spectrum of global private assets across private equity, private debt, infrastructure, and real estate. PIP consists of a US vehicle for US investors (Onshore) and a Luxembourg vehicle for non-US investors (Offshore). The funds invest across primaries, co-investments, secondary opportunities, and other specialized offerings, providing diversified exposure to a range of private market asset classes within a single fund structure, thereby significantly reducing the operational burden for investors.

Niall O’Sullivan, Mercer’s Global Solutions Chief Investment Officer, said: “The growth and sophistication of private markets has added portfolio complexity and raised institutional investors’ execution burden.”

“We designed our PIP series to provide simplified access to compelling opportunities across private asset classes and structures while helping investors maintain control over their risk profile and asset allocation – overlaid with a total portfolio risk management approach. This is critical in today’s environment, when the stealth risk associated with investment trends like AI challenges traditional assumptions about portfolio diversification²,” Mr. O’Sullivan added.

Mercer’s research has shown that large asset owners intend to grow allocations in private markets beyond traditional private equity into private debt, private credit, and infrastructure. PIP VIII saw a notable increase in demand for access to secondaries and co-investment opportunities, reflecting evolving institutional investor needs.

Capital commitments for PIP VIII came from a diverse group of institutional investors, including wealth managers, endowments and foundations, insurers, and pension funds, with many investors from prior PIP vintages re-committing, alongside strong momentum from investors from the UK, Europe, and the US, who had not committed to prior PIP vintages.

Michael Lernihan, Mercer’s Global Commercial Leader for Investments, said: “Despite a challenging fundraising and distribution environment, we’re delighted with the ongoing trust and confidence placed in our capabilities and solutions. We look forward to continuing to support clients with discerning and targeted private market opportunities and specialized investment vehicles designed to help capture this attractive source of potential long-term growth.”

Mercer has more than 30 years of experience in private markets and employs nearly 300 alternatives professionals across 40 offices globally.³

About Mercer
Mercer is a business of Marsh (NYSE: MRSH), a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information about Mercer, visit mercer.com, or follow us on LinkedIn.

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¹ PIP VIII consists of a US vehicle for US investors and a Luxembourg vehicle for non-US investors. This press release does not constitute an offer to invest in any Mercer private markets investment vehicle. PIP VIII closed in Q1 2026.
² The opinions expressed are subject to change without notice and should not be relied upon as a forecast, recommendation, or investment advice. The material was prepared without regard to specific objectives, financial situation or needs of any investor.
³ As of January 1, 2026

View source version on businesswire.com: https://www.businesswire.com/news/home/20260409685522/en/

Media contact:

Cassie Lenski
+1 (214) 578-8585
Cassie.Lenski@Marsh.com

Source: Mercer