Private company

Beacon Capital Partners

American real estate investment firm based in Boston, Massachusetts

Beacon Capital Partners is an American real estate investment firm based in Boston, Massachusetts. It was founded in 1998, after Beacon Properties, Inc., Beacon's predecessor, was acquired by EQ Office in a $4 billion transaction.2 It was founded by Alan Leventhal.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1998Founded1
  • HeadquartersBoston1
  • Legal formLimited Liability Company3
  • LEI5493007Q76DT8CDQQT713
  • StatusActive3
  • LEI statusIssued and current3
  • Registered addressC/O THE CORPORATION TRUST COMPANY, 19801 Wilmington, United States3
  • Registered withDivision of Corporations, Department of State, 31887973
44 Montgomery
Photo: Dead.rabbit, CC BY-SA 4.0, via Wikimedia Commons11

Beacon Capital Partners is an American real estate investment firm based in Boston, Massachusetts. It was founded in 1998, after Beacon Properties, Inc., Beacon's predecessor, was acquired by EQ Office in a $4 billion transaction.2

Corporate structure

Beacon Capital Partners sits at the top of its group. 38 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Beacon Capital Partners

  • Fred Anton Seigel Owns 25% to 50% of Beacon, since 11/2006 (Form ADV)
  • Lionel Paul Fortin Owns control (general partner, trustee or manager) of The Pine, since 10/2003 (Form ADV)
  • Alan Leventhal Owns 75% or more of Beacon, since 01/1998 (Form ADV)
  • The Pine Trust Owns 75% or more of Bcp A, since 07/2022 (Form ADV)
  • Bcp A Holdings LLC Owns 25% to 50% of Beacon, since 07/2022 (Form ADV)
  • Bcp B Holdings LP Owns 50% to 75% of Beacon, since 07/2022 (Form ADV)
  • Robert Healey Owns control (general partner, trustee or manager) of The Pine, since 06/2022 (Form ADV)
  • Beacon Capital Partners Boston, Massachusetts, United States
    • BCSP HUNTERS BRANCH FEE LLC Boston, Massachusetts, United States
    • BCSP Maritime Building LLC Boston, Massachusetts, United States
    • BCSP Wellesley Mezzanine LLC Boston, Massachusetts, United States
      • BCSP Wellesley Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP WFC First Mezz LLC Boston, Massachusetts, United States
    • FOUNDRY PARCEL I OWNER, L.L.C. Boston, Massachusetts, United States
    • FOUNDRY PARCEL II OWNER, L.L.C. Boston, Massachusetts, United States
    • 601 NJ Avenue, LLC Subsidiary · Boston, Massachusetts, United States
    • BCAL 3005 PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCAL 707 PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCal PCP Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 1055 EAST COLORADO PROPERTY LLC Subsidiary · Wilmington, Delaware, United States
    • BCSP 160 West Santa Clara LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 1700 Broadway Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 1740 BROADWAY PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 190 South Lasalle Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 201 Cal Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 330 NORTH WABASH PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 515 NORTH STATE STREET LLC Subsidiary · Wilmington, Delaware, United States
    • BCSP 5161 PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 8 303 PROPERTY LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP 8 600 PROPERTY, L.P. Subsidiary · Boston, Massachusetts, United States
    • BCSP 9509 Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP CROSSROADS PROPERTY LLC Subsidiary · Wilmington, Delaware, United States
    • BCSP Denver Property LLC Subsidiary · Boston, Massachusetts, United States
    • BCSP Larimer Property LLC Subsidiary · Boston, Massachusetts, United States
    • and 11 more

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); owners and owned firms from Form ADV, the registration investment advisers file with the SEC. Each entity in the chart links to its source.

Investment adviser

Beacon Capital Partners is registered with the SEC as an investment adviser. This is what it reports on Form ADV, the registration every adviser files and keeps current.

  • Assets it manages$1.3B12 13 accounts, $1.3B with discretion
  • Employees101 26 in investment advice or research
  • ClientsPooled investment vehicles (other than investment companies and: 13 ($1.3B)
  • How it is paidA percentage of assets under its management; Fixed fees (other than subscription fees); Performance-based fees
  • What it doesPortfolio management for pooled investment vehicles (other than investment companies)
  • Holds client assetsYes: cash and securities
  • RegistrationSEC 801-73431, CRD 158137 IAPD record

Who owns it

Owners of 5% or more as the firm lists them (Schedule A), and the owners of those owners up the chain (Schedule B).

  • Lionel Paul Fortinowns general partner, trustee or manager of THE PINE, since 10/2003
  • Robert Healeyowns general partner, trustee or manager of THE PINE, since 06/2022
  • Alan Leventhalowns 75% or more of BEACON, since 01/1998
  • THE PINE TRUSTowns 75% or more of BCP A, since 07/2022
  • BCP B HOLDINGS LPowns 50% to 75% of BEACON, since 07/2022
  • BCP A HOLDINGS LLCowns 25% to 50% of BEACON, since 07/2022
  • Fred Anton Seigelowns 25% to 50% of BEACON, since 11/2006

The story

Founded by Alan Leventhal in 1998.1

Leadership

Who has led Beacon Capital Partners, and when. Pick a name to see everywhere that person has worked.

Subsidiaries and ownership

Subsidiaries (GLEIF)

Also consolidated

Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.

Timeline

  1. 1998Founded Founded1