PHILADELPHIA—September 21, 2009— Day & Zimmermann Security Services , a leading provider of managed security services, today announced that Chris Trevisan has joined the company as Vice President of National Sales. In this role, Chris will be responsible for driving the strategic sales growth for Day & Zimmermann's Security Services division across the U.S., with an emphasis on building business within the current geographical footprint.

Chris comes to Day & Zimmermann with extensive industry experience, including his most recent role at Securitas, where he was a top regional sales performer in their southern and mid-Atlantic regions. "With Chris joining our senior management team, we will greatly enhance our focus on national sales, a key objective in the growth of our business," says John Sacht, President of Day & Zimmermann Security Services.

Day & Zimmermann Security Services is one of the leading security companies in the U.S., with 20 offices and more than 4,000 employees. The company provides managed security services to industrial and commercial facilities, public utilities, and government agencies.

ABOUT DAY & ZIMMERMANN
Day & Zimmermann accelerates customer success by delivering diversified services. Operating from more than 150 worldwide locations with 2.4 Billion USD in revenues, the Day & Zimmermann family of companies employs 24,000 professionals and is currently ranked as one of the largest private companies in America by Forbes and is a former winner of the U.S. National Family Business of the Year award. Day & Zimmermann, founded in 1901 and headquartered in Philadelphia, PA, provides power plant maintenance, modification and specialty services, architectural-engineering-construction services, security services, and workforce solutions to businesses and government agencies, and munitions production, equipment maintenance and facilities management services to the Department of Defense. For more information, visit http://www.dayzim.com .