Find construction companies in Port Jefferson Station

Diamond Construction is a family owned business that has been licensed and insured on Long Island for 30 years. Diamond Construction was created in 1985 by Tony Bertolotti. In the 30 years of operation, Tony has built an honest and honorable company by treating all of his customers like family. Here at Diamond Construction, we pride ourselves on providing

If you are dreaming about building a custom home, you will be amazed with the elegant style, superior craftsmanship and value that Stamos Construction offers. We deliver the highest level of expertise, personal service, value and quality in the industry. With Stamos Construction you'll enjoy high quality construction and unique architecture. Throughout