LMJ Contracting Inc.

Mission statement

LMJ Management & Construction Inc.


LMJ Management & Construction Inc. is a family held full-service construction firm specializing in industrial, commercial, and manufacturing projects. From multifaceted ground up construction to interior office space renovations, LMJ combines years of construction knowledge with highly technical mechanical expertise to achieve client’s objectives.

Since 1984 LMJ has been a friend and resource to Long Island’s vast business community. Through the successful completion of pharmaceutical manufacturing plants, car dealerships, Warehouse-Distribution centers, food preparation facilities, R&D centers, and Office Buildings, LMJ has built an industry reputation for personal attention and integrity.  

Through unmatched work ethic and constructive ingenuity LMJ has established a strong client base while expanding our services to hundreds of Long Island business from Port Washington to Patchogue. 

Years of professionalism and diligence has earned LMJ Management & Construction, Inc. a strong working relationship with the Building Departments of Long Island’s local municipalities. Our proven bond with the Island’s Towns and Villages allows us to anticipate requirements, schedule intelligently, and keep jobs always moving forward.  

While not onsite, our expertise lies in working together with customers to develop budgets and realistic cost effective solutions to facilitate a myriad of industrial needs. We routinely work alongside the area’s leading architectural and engineering firms to conceptually design and gauge the feasibility of a customer’s project during the planning, pre-contract, and development processes. 

While we are proud of what we have built, nothing is as important as our relationships with valued customers.


Josh Seiden

President, LMJ Management & Construction Inc.