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"One of the top 40 security guard service companies in the nation."

OSS Inc. is an Ohio security guard company with office locations in Ohio, Pennsylvania and New York. Our Corporate Office is in Warren, Ohio, and we have additional Ohio locations in Cleveland and Columbus. OSS Inc. Ohio customers include automotive parts supplier Newman Technology, media outlet The Youngstown Vindicator and vacuum manufacturer TTI Floor Care North America, among others.

Our OSS Pennsylvania security guard company is situated in beautiful downtown Pittsburgh. Some of our Pennsylvania security company customers are the owners of luxury residential properties such as Hot Metal Flats, Bakery Square and Chatham Towers in Pittsburgh. Our PA security company also supplies security guards to commercial high rises and manufacturing companies, including Wheatland Tube Company, Interstate Chemical Company and Keystone Profiles, Ltd.

In addition, OSS provides security guard services in New York City for the United Parcel Service.

Connect with our Ohio security guard company, Pennsylvania security guard company or New York security guard company using the contact information below:

Corporate Headquarters, Warren
Cleveland/Columbus/Pittsburgh/New York
2592 Elm Road NE
Warren, Ohio 44483
Toll Free: 888-500-4677
Phone: 330-372-1163      
Fax: 330-372-6992
Email: info@osscompanies.com


Members of ASIS & BOMA

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Corporate Headquarters:  2592 Elm Road NE, Warren, OH 44483  |  888-500-4677  |  P: 330-372-1163  |  F: 330-372-6992  |  info@osscompanies.com

Serving Ohio, Pennsylvania & New York  |  Other Locations:  Cleveland, OH  |  Columbus, OH  |  New York, NY  |  Pittsburgh, PA

2015 OSS Inc.  |  Maintained by Cassidy Advertising & Consulting LLC & Belstar Media