# IAM Benefit Funds Office

IAM Benefit Funds Office is a Pension Fund based in Upper Marlboro, United States.

## Overview

- **Organization type:** Pension Fund
- **Headquarters:** Upper Marlboro, United States
- **Region:** North America
- **Address:** 9000 Machinists Place, Upper Marlboro, MD 20772-2687, United States
- **Founded:** 1979
- **Assets under management:** 886 (Altss estimate)
- **Website:** www.iambfo.org

## Regulatory record

- **Reports private funds:** No

## About

The IAM Benefit Funds Office was established in 1979 by the International Association of Machinists and Aerospace Workers. Ryk Tierney serves as Executive Director. Dora Cervantes acts as General Secretary-Treasurer and trustee of the National Pension Fund and 401(k) plans. The office allocates across private equity, public equities, and fixed income. Confirmed holdings include positions in Blackstone Private Equity Funds and ICG funds. Additional exposure runs through Steward Health Care and real estate vehicles such as Mercer Field II PPP. Geographic reach centers on the United States with limited international equity positions. Total assets under management equal $886 million for the Grand Lodge plan. The office maintains service relationships with State Street Bank as custodian and Morningstar Associates as investment advisor. No dated operational events from the last 24 months appear in available records. The structure operates as a multi-employer defined-benefit vehicle directly linked to the IAMAW labor union, with trustees drawn from union leadership.

## Sectors

- Diversified
- Aerospace
- Industrials

## People

- Ryk Tierney — Executive Director
- Dora Cervantes — General Secretary-Treasurer and Trustee
- Toby Witte — Investment professional

## Questions

### Who runs investment decisions at IAM Benefit Funds Office?

Ryk Tierney serves as Executive Director. Toby Witte handles investment analysis. Dora Cervantes participates as trustee.

### Does IAM Benefit Funds Office participate in fund commitments or only direct deals?

The office holds limited partner interests in Blackstone Private Equity Funds and ICG funds.

### What asset classes receive allocations?

Allocations include private equity at 1.81 percent alongside public equities and fixed income.

### How is IAM Benefit Funds Office related to IAMAW?

The International Association of Machinists and Aerospace Workers established the funds and supplies trustees.

## Related profiles

- [Ipeca](https://altss.com/profile/ipeca)
- [AUA Private Equity Partners](https://altss.com/profile/aua-private-equity-partners)

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Last updated: 2026-06-03T20:00:00.000Z

Canonical page: https://altss.com/profile/iam-benefit-funds-office

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology