Long Island Basement Entrances & cellar Egress Windows

Basement Entrance

Blue Diamond Masonry has been installing Basement Entrances and egress windows for over 30 years.  We are owner operated and licensed in Suffolk County  

Blue Diamond Masonry is an american owned and operated business where the owner is present from start to finish at every phase of the job.  We install and work on one job site until completions, making you our only priority.  At Blue Diamond we will complete your new install in a timely, courteous , meticulous, clean and professional manner.  


Contact Us Today

Drop us a line!

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Long Island Masonry / Blue Diamond Masonry