Johnstown Office: P.O. Box 5347 - Johnstown PA 15904 - 814.269.4818 - Toll Free 1.877.269.4818 Altoona Office: 945 Valley Forge Rd. - Duncansville PA 16635 - 814.695-0784 - Cell 814.330.7495 Home | Services | Staff | Standards | Safety | About Us | Employment We at Corporate Security Services provide security service in the most competent and professional manner expected of us by our clients. We are committed to the safety of our fellow human beings and insist upon solid management of both private and public events. Events Johnstown Folk Festival Johnstown Polka Festival Somerset Summerfest Protage Summerfest Thunder in the Valley Showcase For Commerce School District Sports Events Other Security North American Hoganas Inc. (Holsopple Plant, Bridge Street Plant) Reliant Energy (Conemaugh Power Plant, Keystone Power Plant) First National Bank, Sheetz Stores Comfort Inn / Quality Inn The Apartment Store (College dorms) Cambria County War Memorial Sub-Contracts United Security Service Security Resource NESCTC Security Service ST Meritz home services our staff standards safety tips about us careers © 2009 Corporate Security Services, Inc. Site developed by