About Us

Since 1985, MB Mechanical has believed in forming long-term partnerships with our clients. In our thirty-five plus years of experience, we’ve learned that customer satisfaction is imperative. You can always count on the MB team to go above and beyond for you and to prioritize your project’s success. If you need prompt attention paid to your needs by a reliable professional team, you should be calling MB Mechanical Contractors.

Our Full Range of Services

welder repairing boiler portland me

Boiler and Pressure Vessel Repair

Our experts can handle all of your boilers and pressure vessels repairs.

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Welders and Fabrication

Get trusted and high-quality certified welding from our team of fabricators and pipe-fitters.

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Commercial HVAC

Leave your commercial HVAC needs in our trusted hands.

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Our engineering/design team specializes in high quality boiler, chiller and HVAC designs.

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Commercial Plumbing

Our team will properly design and install your commercial plumbing system.

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Rental Boilers & HVAC Units

Call us for your emergency boiler or HVAC rental needs.

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Get the Solutions You Need Today!

MB Mechanical wants to help you ensure project success for all of your commercial and industrial needs. Call (207) 774-4911.

We offer the following services:

  • Underground Distribution Piping (Steam, Hot Water, Glycol)
  • Steam & Hydronic Heat Piping
  • Process Steam Piping
  • Solar/Geothermal Piping
  • Ductless Split System Installation
  • Plumbing Fixture installation
  • Domestic Water & Sanitary Drainage Piping
  • Boiler, Furnace, HVAC Equipment Installation
  • Brewing, Distilling, and Bottling Equipment Installation
  • Process Equipment Installation
  • Seawater Lab Piping
  • Natural Gas Conversions
  • LP/NG Gas Piping
  • FLIR Imaging
  • Boiler Re-tubing
  • ASME Tank Replacement
  • ASME Vessel Repair
  • Tank Removal