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Massachusetts pension fund adopts labor policy for private markets

Reported by Pestakeholder
Dec 17, 2025· 3 min read
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Key Takeaways
  • • Massachusetts Pension Reserves Investment Management (MassPRIM) unanimously adopted a Responsible Workforce Management Policy on December 4, establishing five core labor principles: elimination of forced and child labor, non-discrimination, fair pay, health and safety, and freedom of association for private market investments.
  • • The policy will be implemented through three mechanisms: distribution to investment managers with receipt confirmation required, incorporation into due diligence processes, and ongoing manager engagement on policy alignment—mirroring MassPRIM's existing proxy voting framework for public equities.
  • • MassPRIM joins a growing cohort of major public pension funds adopting labor standards for private investments, including CalPERS, New York State Common Retirement Fund, Illinois State Board of Investment, and Maryland State Retirement and Pension System, reflecting institutional recognition of worker protections as fiduciary duty.
  • • Private equity firms control over 29,000 U.S. companies employing 13.3 million workers; PE-backed companies face elevated bankruptcy risk, with documented patterns of wage reductions, benefit cuts, and staffing layoffs following acquisition.
Summary
Massachusetts Pension Reserves Investment Management adopted a comprehensive labor protection policy for private market investments on December 4, marking a significant institutional shift toward systematizing workforce oversight in alternative asset classes. The unanimous board approval establishes a Responsible Workforce Management Policy grounded in five foundational principles: elimination of forced and compulsory labor and child labor, non-discrimination, fair pay, health and safety, and freedom of association. This initiative extends MassPRIM's established proxy voting discipline into the private markets space, where labor risks have historically received less structural scrutiny than in public equity portfolios.

The implementation framework employs three coordinated mechanisms. First, MassPRIM will distribute the policy to all investment managers and require written confirmation of receipt. Second, the policy will be embedded into due diligence processes for new and existing investments. Third, the fund will maintain active engagement with managers regarding policy alignment and adherence. This tiered approach balances fiduciary transparency with operational feasibility across a distributed manager network.

The adoption reflects institutional recognition of labor-related financial risks in private equity portfolios. Private equity firms currently own over 29,000 U.S. companies and employ 13.3 million workers. Historical performance data demonstrates that PE-backed companies exhibit higher bankruptcy risk relative to peers, with documented consequences including workforce reductions, wage suppression, and benefit erosion. These outcomes create systemic risk to pension fund beneficiaries and broader economic stability, particularly in concentrated industrial regions.

MassPRIM's move positions it within a broader institutional trend. California Public Employees' Retirement System (CalPERS), New York State Common Retirement Fund, Illinois State Board of Investment, and Maryland State Retirement and Pension System have all adopted comparable labor standards for private investment managers in recent years. Labor organizations including the AFT and Laborers International Union of North America have contributed principles supporting worker protections in institutional due diligence. This convergence signals that major fiduciaries increasingly view labor protections as integral to risk management and long-term value preservation rather than as ancillary social considerations.

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Pestakeholder Massachusetts pension fund adopts labor policy for private markets