O & S Associates
145 Main Street
O&S is a full-service multi-disciplinary architectural and engineering firm specializing in meeting your building consulting needs including 40-year certifications (building safety inspections) and 50-year re-certifications. O&S provides Condominiums and Other High-Rise Buildings with consulting engineering services such as Parking Design and Restoration, HVAC and Fire Protection, Roofing, Exterior Walls and Balconies , Paving and Stormwater, and Window Upgrades. www.oandsassociates.com.