Equity Commonwealth (EQC) 10-K2011 FY Annual report

Filed: 27 Feb 12, 12:00am

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New words: Bayside, callable, confidential, counterparty, County, CT, customer, CW, cyber, Dewitt, electronic, faith, fire, flood, focused, forgo, Freemont, Fremont, good, Hartford, highly, inadequacy, inception, interrupt, interruption, Lakeside, Lakeview, larger, Larkin, mainland, Mineola, MN, NAREIT, nonrecurring, Parklane, Plymouth, processing, referenced, Roseville, safety, satisfaction, SIR, slowly, software, someday, Sonesta, sought, storage, store, surviving, Tatum, threatened, transmission, transmit, TX, undercompensation, unguaranteed, unknown, unvested, variety, Vern, Walton, Waukegan

Removed: April, externally, great, interpretive, latitude, LTMAC, modification, originate, overpayment, revocation, Rosedale, ruled, salary, serving

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Exhibit 21.1

COMMONWEALTH REIT

SUBSIDIARIES OF THE REGISTRANT

Name		State of Formation, Organization or Incorporation

4 Maguire Road Realty Trust (Nominee Trust)		Massachusetts
47 Harvard Street Real Estate Trust (Nominee Trust)		Massachusetts
ALPHA BT LLC		Maryland
ASA Properties Trust		Maryland
BD 33 Stiles Lane Property LLC		Maryland
Blue Dog LLC		Maryland
Blue Dog Properties Trust		Maryland
Candler Associates, L.L.C.		Maryland
Candler Property Trust		Maryland
CW 111 East Wacker LLC		Delaware
CW 600 West Chicago LLC		Delaware
CW LA Properties Trust		Maryland
CW Nom LLC		Delaware
CW Parkshore Plaza LLC		Delaware
CW Stafford I Properties Trust		Maryland
CW Stafford II Properties Trust		Maryland
CW Stafford III Properties Trust		Maryland
CW Stafford IV Properties Trust		Maryland
CW Wisconsin Avenue LLC		Delaware
CWH Australia Trust		Australia
CWH Vineyard Properties Trust		Maryland
Diamond Head LLC		Maryland
First Associates LLC		Maryland
Hawaii 2x5 0 Properties Trust		Maryland
Hawaii Metamorphosis LLC		Maryland
Hawaii MMGD LLC		Maryland
Hawaii Phoenix Properties LLC		Maryland
Hawaii Soupson LLC		Maryland
Herald Square LLC		Delaware
Higgins Properties LLC		Maryland
HRPT Lenexa Properties Trust		Maryland
HRPT Medical Buildings Realty Trust (Nominee Trust)		Massachusetts
HRPT TRS, Inc.		Delaware
Hub Acquisition Trust		Maryland
Hub Corporate Crossing, LLC		Delaware
Hub Corporate Crossing Properties Trust		Maryland
Hub Highridge, LLC		Delaware
Hub Highridge Properties Trust		Maryland
Hub LA Limited Partnership		Delaware
Hub MA Realty Trust (Nominee Trust)		Massachusetts
Hub Madrone Properties LLC		Delaware
Hub Mid-West LLC		Maryland
Hub Milwaukee Center Properties LLC		Delaware
Hub OEC Properties LLC		Delaware
Hub Properties GA LLC		Maryland
Hub Properties Trust		Maryland
Hub Realty Funding, Inc.		Delaware

Name		State of Formation, Organization or Incorporation

Indemnity Collection Corporation		Delaware
LTMAC Properties LLC		Maryland
Masters Properties LLC		Maryland
MOB Realty Trust (Nominee Trust)		Massachusetts
Nine Penn Center Associates, L.P.		Pennsylvania
Nine Penn Center Properties Trust		Maryland
Orville Properties LLC		Maryland
Oscar Properties Trust		Maryland
Putnam Place Realty Trust (Nominee Trust)		Massachusetts
RFRI Properties LLC		Maryland
Robin 1 Properties LLC		Maryland
Rosedale Corporate Plaza Condominium, Inc.		Minnesota
Select Income REIT		Maryland
SIR MA Realty Trust (Nominee Trust)		Massachusetts
SIR Properties Trust		Maryland
SIR REIT		Maryland
Tanaka Properties LLC		Maryland
TedCal Properties LLC		Maryland
TSM Properties LLC		Maryland
University Avenue Real Estate Trust (Nominee Trust)		Massachusetts
Z&A Properties LLC		Maryland

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Exhibit 21.1

COMMONWEALTH REIT SUBSIDIARIES OF THE REGISTRANT

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