About Building Concepts

Connecticut's Sunroom, Room Addition and Design Specialists

Building Concepts ConnecticutBuilding Concepts is an outstanding company in the home improvement industry. We host three products that are superior in their respective markets; Four Seasons sunrooms, Alside windows and siding, and Green Room Systems room additions. We are a member of the Better Business Bureau and have not one complaint in our BBB report which is rare in the home improvement industry. We have been a trusted member in the business for more than 20 years.

Building Concepts was founded and is owned by Jim Kirtopoulos. With over 25 years of construction experience, a master craftsmen with formal training in business from the University of New Haven. Jim is also co‑founder of Green Room Systems LLC a national company.

Building Concepts is Connecticut's largest sunroom showplace, featuring eight stunning, full sized models on display to experience first hand. We have been an independently owned and operated franchise of Four Seasons sunrooms for more than 10 years.

Building Concepts, Connecticut's Sunroom, Room Addition and Window Experts - All Rights Reserved

Building Concepts provides sunroom and room addition installation and design to the following areas and their surrounding cities in Connecticut: Branford, Madison, Guilford, West Hartford, Avon, Farmington, Trumbull, Hamden, Glastonbury, Old Lyme and West Port. If you do not see your city above and are located in the Connecticut area please feel free to contact us and someone from our staff will gladly assist you. Thank you for your interest in Building Concepts.