Exhibit 21.1

MACK-CALI REALTY CORPORATION

Subsidiary
 
State of Incorporation
 or Organization
1 COMMERCE REALTY L.L.C. 
 
NJ
1 EXECUTIVE REALTY L.L.C. 
 
NJ
1 JEFFERSON REALTY L.L.C. 
 
NJ
1 INDEPENDENCE SPE LLC
 
DE
2 COMMERCE REALTY L.L.C. 
 
NJ
2 EXECUTIVE REALTY L.L.C. 
 
NJ
2 PARAGON REALTY L.L.C. 
 
DE
2 TWOSOME REALTY L.L.C. 
 
NJ
2 INDEPENDENCE SPE LLC
 
DE
3 CAMPUS REALTY LLC
 
DE
3 ODELL REALTY L.L.C. 
 
NY
3 PARAGON REALTY L.L.C. 
 
DE
3 BECKER SPE LLC
 
DE
4 GATEHALL REALTY L.L.C. 
 
NJ
4 PARAGON REALTY L.L.C. 
 
NJ
4 SENTRY HOLDING L.L.C. 
 
DE
4 SENTRY REALTY L.L.C. 
 
DE
4 BECKER SPE LLC
 
DE
4 SYLVAN SPE LLC
 
DE
5 WOOD HOLLOW REALTY, L.L.C. 
 
NJ
5 BECKER SPE LLC
 
DE
5 INDEPENDENCE SPE LLC
 
DE
5/6 SKYLINE REALTY L.L.C. 
 
NY
6 BECKER SPE LLC
 
DE
6 PARSIPPANY L.L.C.
 
NJ
9 CAMPUS REALTY L.L.C. 
 
NJ
10 INDEPENDENCE SPE LLC
 
DE
10 SYLVAN SPE LLC
 
DE
11 COMMERCE DRIVE ASSOCIATES L.L.C. 
 
NJ
12 SKYLINE ASSOCIATES L.L.C. 
 
NY
12 VREELAND REALTY LLC
 
DE
14/16 SKYLINE REALTY L.L.C. 
 
NY
14 COMMERCE REALTY L.L.C. 
 
NJ
20 COMMERCE DRIVE ASSOCIATES L.L.C. 
 
NJ
20 WATERVIEW SPE LLC
 
DE
25 COMMERCE REALTY, L.L.C. 
 
NJ
30 TWOSOME REALTY L.L.C. 
 
NJ
31 TWOSOME REALTY L.L.C. 
 
NJ
35 WATERVIEW HOLDING L.L.C. 
 
DE
35 WATERVIEW SPE LLC
 
DE
40 TWOSOME REALTY L.L.C. 
 
NJ
41 TWOSOME REALTY L.L.C. 
 
NJ
50 TWOSOME REALTY L.L.C. 
 
NJ
 
 
 
 
 

 
 

Subsidiary
 
State of Incorporation
 or Organization
51 CHUBB SPE LLC
 
DE
55 CORPORATE REALTY L.L.C. 
 
DE
75 LIVINGSTON SPE LLC
 
DE
78/PINSON PARTNERS L.L.C. 
 
NJ
85 LIVINGSTON SPE LLC
 
DE
97 FORSTER REALTY L.L.C. 
 
NJ
100 KIMBALL DRIVE LLC
 
DE
100 KIMBALL REALTY L.L.C. 
 
NJ
100 WILLOWBROOK REALTY L.L.C. 
 
DE
101 COMMERCE REALTY L.L.C. 
 
NJ
101 EXECUTIVE REALTY L.L.C. 
 
NJ
102 EXECUTIVE REALTY L.L.C. 
 
NJ
120 PASSAIC STREET L.L.C. 
 
NJ
201 COMMERCE REALTY L.L.C. 
 
NJ
201 WILLOWBROOK FUNDING L.L.C. 
 
NJ
210 CLAY SPE LLC
 
DE
225 CORPORATE REALTY L.L.C. 
 
NY
225 EXECUTIVE REALTY L.L.C. 
 
NJ
232 STRAWBRIDGE REALTY L.L.C. 
 
NJ
300 HORIZON REALTY L.L.C. 
 
NJ
300 TICE REALTY ASSOCIATES L.L.C. 
 
NJ
343 THORNALL HOLDING L.L.C. 
 
DE
343 THORNALL SPE LLC
 
DE
395 W. PASSAIC L.L.C. 
 
NJ
400 CHESTNUT REALTY L.L.C. 
 
NJ
400 RELLA REALTY ASSOCIATES L.L.C. 
 
NY
461 FROM REALTY L.L.C. 
 
NJ
470 CHESTNUT REALTY L.L.C. 
 
NJ
500 COLUMBIA TURNPIKE ASSOCIATES L.L.C. 
 
NJ
530 CHESTNUT REALTY L.L.C. 
 
NJ
600 HORIZON CENTER L.L.C. 
 
NJ
600 PARSIPPANY ASSOCIATES L.L.C. 
 
NJ
1256 N. CHURCH REALTY L.L.C. 
 
NJ
1266 SOUNDVIEW REALTY L.L.C. 
 
CT
1280 WALL SPE LLC
 
DE
1507 LANCER REALTY L.L.C. 
 
NJ
1717 REALTY ASSOCIATES L.L.C. 
 
NJ
AIRPORT PROPERTIES ASSOCIATES L.L.C. 
 
NJ
BMP MOORESTOWN REALTY L.L.C. 
 
NJ
BMP SOUTH REALTY L.L.C. 
 
NJ
BRIDGE PLAZA REALTY ASSOCIATES L.L.C. 
 
NJ
C.W. ASSOCIATES L.L.C. 
 
NJ
CAL-HARBOR II & III URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
CAL-HARBOR IV URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
CAL-HARBOR V LEASING ASSOCIATES L.L.C. 
 
NJ
CAL-HARBOR V URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
CAL-HARBOR VI URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
 
 
 
 

 
 

Subsidiary
 
State of Incorporation
 or Organization
CAL-HARBOR VII LEASING ASSOCIATES L.L.C. 
 
NJ
CAL-HARBOR VII URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
CAL-HARBOR SO. PIER URBAN RENEWAL ASSOCIATES L.P. 
 
NJ
CALI HARBORSIDE (FEE) ASSOCIATES L.P. 
 
NJ
CAMPUS CONSERVATION AND MANAGEMENT, INC. 
 
NJ
CENTURY PLAZA ASSOCIATES L.L.C. 
 
NJ
CLEARBROOK ROAD ASSOCIATES L.L.C. 
 
NY
COLLEGE ROAD REALTY L.L.C. 
 
NJ
COMMERCENTER REALTY ASSOCIATES L.L.C. 
 
NJ
CROSS WESTCHESTER REALTY ASSOCIATES L.L.C. 
 
NY
CWLT ROSELAND EXCHANGE L.L.C. 
 
NJ
D.B.C. REALTY L.L.C. 
 
NJ
ELEVENTH SPRINGHILL LAKE ASSOCIATES, LLC
 
MD
ELMSFORD REALTY ASSOCIATES L.L.C. 
 
NY
EMPIRE STATE VEHICLE LEASING L.L.C. 
 
NY
FIVE SENTRY REALTY ASSOCIATES L.P. 
 
PA
FOURTEENTH SPRINGHILL LAKE ASSOCIATES L.L.C. 
 
DE
GALE SLG NJ GP LLC
 
DE
GALE SLG NJ MEZZ LLC
 
DE
GALE SLG NJ OPERATING PARTNERSHIP, L.P.
 
DE
GARDEN STATE VEHICLE LEASING L.L.C. 
 
NJ
GREENBELT/SPRINGHILL LAKE ASSOCIATES L.L.C. 
 
MD
HARBORSIDE HOSPITALITY CORP. 
 
NJ
HORIZON CENTER REALTY ASSOCIATES L.L.C. 
 
NJ
JUMPING BROOK REALTY ASSOCIATES L.L.C. 
 
NJ
K US REALTY HOLDING L.L.C.
 
DE
KEMBLE PLAZA II REALTY L.L.C. 
 
NJ
KEYSTONE VEHICLE LEASING L.L.C. 
 
PA
KNIGHTSBRIDGE REALTY L.L.C. 
 
NJ
LINWOOD REALTY L.L.C. 
 
NJ
LITTLETON REALTY ASSOCIATES L.L.C. 
 
NJ
M-C 125 BROAD A L.L.C. 
 
DE
M-C 125 BROAD C L.L.C. 
 
DE
M-C 2 SOUTH GOLD L.L.C. 
 
NJ
M-C 3 AAA L.L.C. 
 
NJ
M-C 3 CAMPUS, LLC
 
DE
M-C 5 AAA L.L.C. 
 
NJ
M-C 6 AAA L.L.C. 
 
NJ
M-C CAPITOL ASSOCIATES L.L.C. 
 
DE
M-C CHURCH REALTY L.L.C. 
 
NJ
M-C CONSTRUCTION SERVICES L.L.C.
 
NJ
M-C HARBORSIDE PROMENADE LLC
 
NJ
M-C HARSIMUS PARTNERS L.L.C. 
 
NJ
M-C HUDSON STREET LLC
 
NJ
M-C HUDSON LLC
 
NJ
M-C JEFFERSON L.L.C.
 
DE
M-C KIMBALL, LLC
 
DE
 
 
 
 
 

 
 

Subsidiary
 
State of Incorporation
 or Organization
M-C LENOLA REALTY L.L.C. 
 
NJ
M-C METROPOLITAN REALTY L.L.C. 
 
NJ
M-C NEWARK L.L.C. 
 
DE
M-C PENN MANAGEMENT TRUST
 
MD
M-C PLAZA II & III LLC
 
NJ
M-C PLAZA IV LLC
 
NJ
M-C PLAZA V LLC
 
NJ
M-C PLAZA VI & VII LLC
 
NJ
M-C PROPERTIES CO. REALTY L.L.C. 
 
NJ
M-C RED BANK REALTY L.L.C. 
 
NJ
M-C ROSETREE REALTY ASSOCIATES L.P.
 
PA
M-C TRANSIT, LLC
 
DE
M-C VREELAND, LLC
 
DE
M-C WASHINGTON STREET L.L.C. 
 
DE
MACK-CALI ADVANTAGE SERVICES CORPORATION
 
DE
MACK-CALI AIRPORT REALTY ASSOCIATES L.P. 
 
PA
MACK-CALI B PROPERTIES, L.L.C. 
 
NJ
MACK-CALI BRIDGEWATER REALTY, L.P. 
 
NJ
MACK-CALI BUILDING V ASSOCIATES L.L.C. 
 
NJ
MACK-CALI BUSINESS CAMPUS ASSOCIATION, INC. 
 
NJ
MACK-CALI CAMPUS REALTY L.L.C. 
 
NJ
MACK-CALI CHESTNUT RIDGE, L.L.C. 
 
NJ
MACK-CALI CW REALTY ASSOCIATES L.L.C. 
 
NY
MACK-CALI D.C. MANAGEMENT CORP
 
DE
MACK-CALI E-COMMERCE L.L.C. 
 
DE
MACK-CALI EAST LAKEMONT L.L.C. 
 
NJ
MACK-CALI F PROPERTIES L.P. 
 
NJ
MACK-CALI FACILITY, LLC
 
NJ
MACK-CALI FREEHOLD L.L.C. 
 
NJ
MACK-CALI GLENDALE LIMITED PARTNERSHIP
 
AZ
MACK-CALI HOLMDEL L.L.C. 
 
DE
MACK-CALI JOHNSON ROAD L.L.C. 
 
NJ
MACK-CALI MANAGEMENT L.L.C. 
 
DE
MACK-CALI MEADOWLANDS ENTERTAINMENT L.L.C. 
 
NJ
MACK-CALI MEADOWLANDS SPECIAL L.L.C. 
 
NJ
MACK-CALI MID-WEST REALTY ASSOCIATES L.L.C. 
 
NY
MACK-CALI MORRIS REALTY L.L.C. 
 
NJ
MACK-CALI PENNSYLVANIA REALTY ASSOCIATES L.P. 
 
PA
MACK-CALI PLAZA I L.L.C. 
 
NJ
MACK-CALI PROPERTY TRUST
 
MD
MACK-CALI REALTY ACQUISITION CORP. 
 
DE
MACK-CALI REALTY CONSTRUCTION CORPORATION
 
NJ
MACK-CALI REALTY, L.P. 
 
DE
MACK-CALI SERVICES, INC. 
 
NJ
MACK-CALI SHORT HILLS L.L.C. 
 
NJ
MACK-CALI SO. WEST REALTY ASSOCIATES L.L.C. 
 
NY
MACK-CALI SPRINGING L.L.C. 
 
DE
 
 
 
 
 

 
 
 

 
Subsidiary
 
State of Incorporation
 or Organization
MACK-CALI SUB I, INC. 
 
DE
MACK-CALI SUB III, INC. 
 
DE
MACK-CALI SUB VI, INC. 
 
DE
MACK-CALI SUB X, INC. 
 
DE
MACK-CALI SUB XI, INC. 
 
DE
MACK-CALI SUB XV, TRUST
 
MD
MACK-CALI SUB XVII, INC. 
 
DE
MACK-CALI SUB XXII, INC. 
 
DE
MACK-CALI TAXTER ASSOCIATES L.L.C. 
 
NY
MACK-CALI TEXAS PROPERTY L.P. 
 
TX
MACK-CALI TRANSIT VILLAGE LLC
 
DE
MACK-CALI TRS HOLDING CORPORATION
 
DE
MACK-CALI WOODBRIDGE L.L.C. 
 
NJ
MACK-CALI WP REALTY ASSOCIATES L.L.C. 
 
NY
MACK-CALI-R COMPANY NO. 1 L.P. 
 
NJ
MACK-GREEN-GALE L.L.C.
 
DE
MAIN-MARTINE MAINTENANCE CORP. 
 
NY
MAPLE 4 CAMPUS REALTY L.L.C. 
 
NJ
MAPLE 6 CAMPUS REALTY L.L.C. 
 
NJ
MC 55 CORPORATE MANAGER L.L.C.
 
DE
MC HUDSON HOLDING L.L.C. 
 
NJ
MC HUDSON REALTY L.L.C. 
 
NJ
MC ONE RIVER GENERAL L.L.C. 
 
NJ
MC ONE RIVER LIMITED L.L.C. 
 
NJ
MCPT TRS HOLDING CORPORATION
 
DE
MCPT TRUST
 
DE
MCRC TRUST
 
DE
MC-SJP PINSON DEVELOPMENT, L.L.C. 
 
DE
MID-WEST MAINTENANCE CORP. 
 
NY
MID-WESTCHESTER REALTY ASSOCIATES L.L.C. 
 
NY
MONMOUTH/ATLANTIC REALTY ASSOCIATES L.L.C. 
 
NJ
MONUMENT 150 REALTY L.L.C. 
 
DE
MONUMENT HOLDING L.L.C. 
 
DE
MOORESTOWN REALTY ASSOCIATES L.L.C. 
 
NJ
MOUNT AIRY REALTY ASSOCIATES L.L.C. 
 
NJ
MOUNTAINVIEW REALTY L.L.C. 
 
NJ
NEWARK CENTER HOLDING L.L.C. 
 
DE
OFFICE ASSOCIATES L.L.C. 
 
NJ
ONE GRANDE SPE L.L.C.
 
DE
ONE RIVER ASSOCIATES
 
NJ
ONE SYLVAN REALTY, L.L.C. 
 
NJ
PALLADIUM REALTY L.L.C. 
 
NJ
PARSIPPANY 4/5 REALTY L.L.C. 
 
NJ
PARSIPPANY CAMPUS REALTY ASSOCIATES L.L.C. 
 
NJ
PHELAN REALTY ASSOCIATES L.P. 
 
CA
PLAZA VIII & IX ASSOCIATES L.L.C. 
 
NJ
PRINCETON CORPORATE CENTER REALTY ASSOCIATES L.L.C. 
 
NJ
 
 
 
 
 

 
 
 

Subsidiary
 
State of Incorporation
 or Organization
PRINCETON JUNCTION METRO OFFICE CENTER ASSOCIATES, INC. 
 
NJ
PRINCETON OVERLOOK REALTY L.L.C. 
 
NJ
ROSELAND II L.L.C. 
 
NJ
ROSELAND OWNERS ASSOCIATES L.L.C. 
 
NJ
SENTRY PARK WEST L.L.C. 
 
PA
SIX COMMERCE DRIVE ASSOCIATES L.L.C. 
 
NJ
SIXTEENTH SPRINGHILL LAKES ASSOCIATES L.L.C. 
 
MD
SKYLINE REALTY L.L.C. 
 
NY
SO. WESTCHESTER REALTY ASSOCIATES L.L.C. 
 
NY
SOUTH-WEST MAINTENANCE CORP. 
 
NY
STEVENS AIRPORT REALTY ASSOCIATES L.P. 
 
PA
SYLVAN/CAMPUS REALTY L.L.C. 
 
NJ
TALLEY MAINTENANCE CORP. 
 
NY
TALLEYRAND REALTY ASSOCIATES L.L.C. 
 
NY
TENTH SPRINGHILL LAKE ASSOCIATES, LLC
 
DE
TERRI REALTY ASSOCIATES L.L.C. 
 
NJ
THE GALE COMPANY, L.L.C. 
 
NJ
THE GALE CONSTRUCTION COMPANY, L.L.C. 
 
DE
THE GALE CONSTRUCTION SERVICES COMPANY, L.L.C. 
 
DE
THE GALE CONTRACTING COMPANY, L.L.C. 
 
DE
THE GALE INVESTMENT SERVICES COMPANY, L.L.C. 
 
DE
THE GALE MANAGEMENT COMPANY, L.L.C. 
 
DE
THE GALE REAL ESTATE ADVISORS COMPANY, L.L.C. 
 
DE
THE GALE REAL ESTATE SERVICES COMPANY L.L.C. 
 
DE
THE GALE SERVICES COMPANY, L.L.C. 
 
DE
THE HORIZON CENTER PROPERTY OWNERS ASSOCIATION, INC. 
 
NJ
TRIAD REALTY ASSOCIATES L.L.C. 
 
DE
TRIAD REALTY HOLDINGS L.L.C. 
 
DE
TWELFTH SPRINGHILL LAKE ASSOCIATES, LLC
 
MD
VAUGHN PARTNERS L.L.C. 
 
NJ
VAUGHN PRINCETON ASSOCIATES L.L.C. 
 
NJ
WEST AVENUE REALTY ASSOCIATES L.L.C. 
 
CT
WEST-AVE. MAINTENANCE CORP. 
 
CT
WHITE PLAINS REALTY ASSOCIATES L.L.C. 
 
NY