New England's premier commercial grade door and hardware contractor

At PSI, we understand that doors are more than just entryways – they are integral to a building’s security, functionality, and aesthetic appeal. Our expertise spans a wide range of door types, including metal, flush wood veneer, decorative laminate, acoustical, lead-lined, fire-rated, and stile and rail doors. Whether you prefer domestic or exotic wood veneers, we offer both standard and custom finishes to seamlessly match your millwork.

Our seasoned team specializes in delivering comprehensive Division 08 door, frame and hardware packages. We pride ourselves on providing top-quality products that meet all code and ADA requirements. Our extensive line of contract builders’ hardware products, combined with our deep understanding of complex security and electronic hardware packages, ensures that we can meet the unique needs of any project.

We are committed to offering our customers realistic and dependable budgets. When necessary, we assist with value engineering opportunities to maintain project integrity while preventing gaps in specifications. By sharing the responsibility with our customers to get all the openings correct the first time, we help prevent costly mistakes that typically arise later in the project.

We believe that successful project is only achieved with teamwork, relationships, and respect – and together, these are the very foundation of our company.