Since 2009, GBL Mechanical Inc has been a trusted provider of large-building plumbing services across New York, New Jersey, and Connecticut. We specialize in the design, installation, and maintenance of full-scale plumbing and fire protection systems for properties with 50 to over 400 units. When you need systems that support hundreds of residents or users, we’re the plumbing partner who delivers.

Plumbing Installations

Residential Plumbing

Plumbing Contractor

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Our work is regional, but always local in approach. As a licensed multi-state plumbing contractor, we understand the permitting processes, inspection schedules, and municipal requirements in every area we serve. That means smoother approvals, better coordination, and faster project execution.

Licensed Plumbing Contractor in NY, NJ & CT

  • Emergency Plumbing

  • Plumbing Installation

  • Water Heaters

  • Sewer Services

  • Commercial Fire Sprinklers

  • Residential Fire Sprinklers

  • Commercial Plumbing

  • Residential Plumbing

Evolving Construction for a Better Future

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Portfolio

  • Classical Charter School IV

  • Umbrella Factory

  • 911 Simpson St

  • Undisclosed

  • 20 Nolan Park ( Governors Island )

  • Harriet Tubman ( Rehabilation )

  • Mozaic Manor

  • 1803 University Ave

  • 1881 Walton Ave

  • 2116 Walton Ave

  • 1472 Boston Road