The Guardian Difference

Established in 1918, Guardian Service Industries is a 4th generation family owned Janitorial, Security, Pest Control and Engineering & Operations staffing corporation. We provide a comprehensive range of essential facility management services to over 1,000 clients across various sectors, inclusive of commercial and government buildings, residential communities, schools, industrial facilities, transportation hubs and retail outlets throughout the Northeast and New England.

We specialize in providing subject matter expertise, management and staffing in all areas of facility maintenance. Whether you are looking for a stand-alone service line, a bundled offering, or an integrated facilities management solution, Guardian is your one solution for all your facility’s needs. From green cleaning to window cleaning, security to building services, plus more. No matter your sector you can rely on the experts at Guardian to deliver and manage a service that exceeds your expectations.

Janitorial Services, Security Services, Engineering & Operations, Pest Control, Lighting and Electric, Window Cleaning, Concierge/Front Desk Ambassador, and Marble, Metal and Wood Restoration…we deliver the people, teams, equipment and supplies you need, 24/7/365!