Diamond Masonry is a locally owned and operated business. We are proud to have been of service to our neighbors in Nassau County since 2006. You can rest assured that every project we undertake will be completed with your satisfaction as our ultimate goal.

We are the company to call.

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©2019 by Diamond Masonry & Basement Waterproofing. Website by: 

Diamond Masonry & Basement Waterproofing

Bellmore, NY 11710

(516) 307- 2507

Hours Of Operation

Monday- Friday: 7:00am- 4:00pm

Saturday: 8:00am- 4:00pm 

Sunday 8:00am- 4:00pm

Nassau County, Long Island, NY