WAYNE, PA--(Marketwire - Apr 20, 2012) - In honor of Earth Day, April 22, 2012, CubeSmart(SM) (NYSE: [ CUBE ]), a national provider of self-storage solutions and related services, is proud to announce a significant milestone in its "Plant a Tree" initiative, launched in April 2010. By the end of the second quarter of 2012, CubeSmart will have planted more than 20,000 trees.

The decision to launch the Plant a Tree initiative came from CubeSmart's commitment to environmental responsibility. The CubeSmart Plant a Tree initiative works through the American Forests' Global ReLeaf program ([ www.americanforests.org ]). Customers can request that CubeSmart plant a tree on their behalf when they rent storage units by visiting [ www.CubeSmart.com ] or by calling the CubeSmart National Sales Center at 800-800-1717. For each [ mini storage ] Customer who makes this selection, CubeSmart makes a donation to American Forests to plant a native tree at no cost to the Customer.

"We are very excited about our continued involvement with American Forests and are pleased to be reaching this milestone in the Plant a Tree program," says Joel Keaton, the Vice President of Marketing at CubeSmart. "It has been a successful partnership from the start and gives us a great opportunity to join with our Customers in an effort to preserve our environment."

About CubeSmart

CubeSmart is a self-administered and self-managed real estate investment trust. CubeSmart owns or manages 480 self-storage facilities across the United States and operates the CubeSmart Network, which consists of approximately 825 additional facilities. The Company plans to exceed Customer expectations by adding more personalized services and technology to some of the best storage spaces around.

CubeSmart services include storage customization, logistics services, comprehensive moving services, organizational services, and office amenities. The Company's self-storage facilities are designed to offer affordable, easily accessible, secure, and in most locations, climate-controlled storage space for residential and commercial Customers, as well as boat storage and mini storage. According to the 2011 Self Storage Almanac, CubeSmart is one of the top four owners and operators of self-storage facilities in the U.S.

For more information about [ temporary storage ] and [ business storage ] or to learn more about the company and find a nearby storage facility, visit [ www.CubeSmart.com ] or call 800-800-1717.