I.A.M. National Pension Fund

I.A.M. National Pension Fund

The I.A.M. National Pension Fund was created in 1960 through collective bargaining between the International Association of Machinists and Aerospace Workers and participating employers. It provides a defined-benefit retirement plan for 1,600 contributing employers, with a board of trustees split evenly between union appointees and management representatives from firms including Boeing, United Airlines, UPS, Spirit AeroSystems, General Dynamics, and Waste Management. Executive Director Yolanda D. Montgomery leads day-to-day operations from the fund's owned headquarters at 99 M Street SE in Washington, DC. The fund allocates across a deliberately wide mandate — buyout, growth equity, venture capital, venture debt, mezzanine, secondaries, distressed debt, real assets, and timber. Known commitments include Bain Capital Real Estate Fund III and the Dividend Capital Diversified Property Fund. The fund is also a participant in the growing institutional market for music rights, holding catalog stakes through Carlyle's vehicles and the independent platform Litmus Music. On the venture side, appetite spans Seed to Late Stage, with a fund-of-funds approach layered atop direct co-investments and special situations. Geographic coverage concentrates on North America, with select global exposures through commingled real estate and credit funds. Total assets are not publicly disclosed; independent analysis places the portfolio near $14.0 billion (Altss estimate), ranking it among the five largest multiemployer defined-benefit plans in the country. The fund maintains active memberships in the Council of Institutional Investors, the Institutional Limited Partners Association, and the National Coordinating Committee for Multiemployer Plans, using those platforms to push governance priorities and influence private equity terms. Its union-aligned mission extends beyond investing — the fund supports affiliated charitable vehicles including Guide Dogs of America and the IAM Disaster Relief Fund. What structurally distinguishes this fund from public pensions or corporate plans is the multiemployer liability architecture: no single employer carries the full risk. The board's employer-trustee seats at companies like American Airlines and UPS create an information advantage in transportation and industrial sectors that the investment team channels into deal sourcing. Combined with a mature, cash-flow-driven allocation to music royalties and real estate, the fund operates as a hybrid of an allocator and a patient, liability-aware asset owner — a posture rare among US union retirement systems.