Security Guards & Private Investigations

Sentinel Security & Investigations, Inc., was established in 1976 as a privately owned company staffing security guards in Washington, PA. Sentinel has over 48 years of experience in the security guard and private investigation industry. We serve individuals and businesses throughout the Southwestern Pennsylvania region, including Washington, Canonsburg, Waynesburg, and Pittsburgh.

We are committed to excellence and building long term relationships with our clients. We are proud to offer the personalized service that sets local businesses apart. And we invite you to see what makes us the most dependable private security company near you. Whether you need security guards based in Washington, PA, private investigators, process servers, or surveillance experts, our team is the key to all your security needs.

Clients Served Include…

  • Office buildings
  • Private citizens
  • Attorneys
  • Schools
  • Restaurants
  • Charitable organizations
  • Factories
  • Oil and gas industry
  • Parking lots
  • Construction sites
  • Athletic complexes
  • Special events

You can contact Sentinel for a free consultation at (724) 225-7957.