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in mechanical, plumbing, HVAC, process piping and custom duct/pipe fabrication; M&D Mechanical Contractors serves the Industrial, Institutional, Government, and Commercial markets with a focus on safety and quality. Our expanded capabilities include design build construction, medical gas systems, Building Information Modeling, and sustainable building.

Celebrating Over 100 Years of Doing Business Safely.



  • Toyota V6 Engine

    M&D Mechanical will be working with Turner Construction to provide Toyota Motor Manufacturing new mechanical and plumbing systems on their V6 engine plant expansion. The new expansion will help Toyota boost its engine production from 670,000 to 900,000 units by the end of 2021. The project includes rooftop air handlers, ducted air distribution, an expanded roof drain system, and new employee locker and rest rooms. The job is expected to begin in early 2020.
  • Huntsville Hospital for Women and Children Level 3 Neonatal ICU Expansion

    M&D recently completed work to remodel existing spaces within the Huntsville Hospital for Women and Children to accommodate an expansion of the Neonatal Intensive Care Unit. These spaces include stations for 10 additional bassinets to care for critical needs infants. Systems renovated and upgraded include plumbing, heating, air conditioning, and medical gases. The central stat ion air handler serving this area was modified to increase capacity and a new medical air compressor was installed to support the area, as well as back-feed other areas.
  • M&D Mechanical Receives National Excellence in Construction Award from Associated Builders and Contractors

    M&D Mechanical Contractors Inc., work on the Neely Henry Dam Dissolved Oxygen Enhancement project in Ohatchee, AL, has earned a National Excellence in Construction® Eagle Award from Associated Builders and Contractors in the in the Specialty Contractor, Mechanical/Industrial $2M-$10M category.

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  • M&D Mechanical Employees Receive Top Apprentice Honors

    Two of M&D Mechanical apprentices were chosen as Top Apprentices during the recent Associated Builders & Contractors (ABC) of North Alabama Awards Banquet.

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  • M&D Mechanical Contractors Selected as Subcontractor for New Huntsville Water Treatment Plant

    M&D Mechanical Contractors will become a subcontractor for Brasfield & Gorrie, the general contractor on the new Huntsville Utilities water treatment plant.

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  • ULA Factory Optimization Project

    M&D Mechanical Contractors has been chosen as a subcontractor for Turner Construction for the ULA Factory Optimization Project - Phase 1A-1B.

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  • M&D Mechanical Contractors Earns Elite OSHA SHARP Certification

    This prominent certification, held currently by only four companies in Alabama, is open only to small businesses with 250 or fewer onsite employees.

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P.O. Box 2629 | 1810 Sherman St. S.E.
Decatur, AL 35601

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AL #01288

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We'll share the latest employee and company news, as well as some of the projects we are working on.