Exhibit 21.1
Subsidiary |
| Jurisdiction of Organization |
CubeSmart, L.P. |
| Delaware |
5 Old Lancaster Associates, LLC |
| Pennsylvania |
Conshohocken GP II, LLC |
| Delaware |
CS Venture I, LLC |
| Delaware |
CubeSmart Alexandria, LLC |
| Delaware |
CubeSmart Allen, LLC |
| Delaware |
CubeSmart Asset Management, LLC |
| Delaware |
CubeSmart Bartow, LLC |
| Delaware |
CubeSmart Boston Road, LLC |
| Delaware |
CubeSmart East 135th, LLC |
| Delaware |
CubeSmart Leesburg, LLC |
| Delaware |
CubeSmart Management, LLC |
| Delaware |
CubeSmart New Rochelle, LLC |
| Delaware |
CubeSmart Southern Blvd, LLC |
| Delaware |
CubeSmart TRS, Inc. |
| Ohio |
CubeSmart Wilton, LLC |
| Delaware |
East Coast GP, LLC |
| Delaware |
East Coast Storage Partners, L.P. |
| Delaware |
Fairfax MT, LLC |
| Delaware |
Freehold MT, LLC |
| Delaware |
Langhorne GP II, LLC |
| Delaware |
Langhorne MT, LLC |
| Delaware |
Lantana Property Owner’s Association, Inc. |
| Florida |
Lyons Creek MT, LLC |
| Delaware |
Montgomeryville GP II, LLC |
| Delaware |
Montgomeryville GP, LLC |
| Delaware |
Old Lancaster Venture, L.P. |
| Pennsylvania |
Property Guard, LLC |
| Delaware |
R Street Storage Associates LLC |
| Delaware |
Somerset MT, LLC |
| Delaware |
Storage Partners of Coconut Creek II, LLC |
| Delaware |
Storage Partners of Conshohocken, L.P. |
| Delaware |
Storage Partners of Fairfax II, LLC |
| Delaware |
Storage Partners of Freehold II, LLC |
| Delaware |
Storage Partners of Langhorne II, LP |
| Delaware |
Storage Partners of Montgomeryville, L.P. |
| Delaware |
Storage Partners of Somerset, LLC |
| Delaware |
Storage Partners of Vienna II, LLC |
| Delaware |
Storage Partners of West Hempstead II, LLC |
| Delaware |
United-HSRE I, L.P. |
| Delaware |
USI II, LLC |
| Delaware |
USI Overseas Development Holding L.P |
| Delaware |
USI Overseas Development Holding, LLC |
| Delaware |
USI Overseas Development LLC |
| Delaware |
USIFB LLP |
| London |
USIFB LP |
| London |
USIFB Property Investment No. 1 Limited |
| UK |
USIFB Property Investment No. 2 Limited |
| UK |
USIFB Storage Company Limited |
| Delaware |
U-Store-It Development LLC |
| Delaware |
U-Store-It Trust Luxembourg S.ar.l. |
| Luxembourg |
Vienna MT, LLC |
| Delaware |
West Hempstead MT, LLC |
| Delaware |
YASKY LLC |
| Delaware |
YSI Burke Lake, LLC |
| Delaware |
YSI-Hart Limited Partnership |
| Delaware |
YSI HART TRS, Inc. |
| Delaware |
YSI I LLC |
| Delaware |
YSI II LLC |
| Delaware |
YSI III LLC |
| Delaware |
YSI IV LLC |
| Delaware |
YSI IX GP LLC |
| Delaware |
YSI IX LP |
| Delaware |
YSI IX LP LLC |
| Delaware |
YSI L, LLC |
| Delaware |
YSI V LLC |
| Delaware |
YSI Venture GP LLC |
| Delaware |
YSI Venture LP LLC |
| Delaware |
YSI VI LLC |
| Delaware |
YSI VII GP LLC |
| Delaware |
YSI VII LP |
| Delaware |
YSI VII LP LLC |
| Delaware |
YSI VIII GP LLC |
| Delaware |
YSI VIII LP |
| Delaware |
YSI VIII LP LLC |
| Delaware |
YSI X GP LLC |
| Delaware |
YSI X LP |
| Delaware |
YSI X LP LLC |
| Delaware |
YSI XI GP LLC |
| Delaware |
YSI XI LP |
| Delaware |
YSI XI LP LLC |
| Delaware |
YSI XII GP LLC |
| Delaware |
YSI XII LP |
| Delaware |
YSI XII LP LLC |
| Delaware |
YSI XIII GP LLC |
| Delaware |
YSI XIII LP |
| Delaware |
YSI XIII LP LLC |
| Delaware |
YSI XIV LP LLC |
| Delaware |
YSI XV LLC |
| Delaware |
YSI XVII GP LLC |
| Delaware |
YSI XVII LP |
| Delaware |
YSI XVII LP LLC |
| Delaware |
YSI XX GP LLC |
| Delaware |
YSI XX LP |
| Delaware |
YSI XX LP LLC |
| Delaware |
YSI XXIX GP LLC |
| Delaware |
YSI XXIX LP |
| Delaware |
YSI XXIX LP LLC |
| Delaware |
YSI XXV GP LLC |
| Delaware |
YSI XXV LP |
| Delaware |
YSI XXV LP LLC |
| Delaware |
YSI XXVI GP LLC |
| Delaware |
YSI XXVI LP |
| Delaware |
YSI XXVI LP LLC |
| Delaware |
YSI XXVII GP LLC |
| Delaware |
YSI XXVII LP |
| Delaware |
YSI XXVII LP LLC |
| Delaware |
YSI XXVIII GP LLC |
| Delaware |
YSI XXVIII LP |
| Delaware |
YSI XXVIII LP LLC |
| Delaware |
YSI XXX LLC |
| Delaware |
YSI XXXI, LLC |
| Delaware |
YSI XXXII, LLC |
| Delaware |
YSI XXXIII, LLC |
| Delaware |
YSI XXXIIIA, LLC |
| Delaware |
YSI XXXIV, LLC |
| Delaware |
YSI XXXIX, LLC |
| Delaware |
YSI XXXV, LLC |
| Delaware |
YSI XXXVII, LLC |
| Delaware |
YSI XXXVIII, LLC |
| Delaware |
YSI XXXX, LLC |
| Delaware |
YSI XXXXI, LLC |
| Delaware |
YSI XXXXII, LLC |
| Delaware |
YSI XXXXIII, LLC |
| Delaware |
YSI XXXXV, LLC |
| Delaware |
YSI XXXXVI, LLC |
| Delaware |
YSI XXXXVII, LLC |
| Delaware |