Welding Services
Trusted for Over 45 Years in MD, VA, and DC
M&M Welding and Fabricators, Inc. has been providing all phases of mechanical construction for the past 45+ years to the Maryland, Virginia, and Washington, DC areas. We are a complete turnkey, woman-owned, and MDOT Certified Multi-Trade Mechanical Contractors that has proudly served its clients since April of 1972. From professional welding services to needing an HVAC mechanical contractor or welders near you, we have you covered.
Our team understands that with mechanical contracting jobs you can’t afford to have a company come in and complete a job ineffectually – the stakes are too large and the time commitment too long.
In order to utilize your days and dollars properly, our crew completes every job with effective financial and operational aspects in mind, so you don’t ever need to worry the job won’t be completed right the first time.
Trust us for mechanical contractors needs. With 45+ years of success in the industry, we can complete your large job with reliability, security, and unbeatable expertise.
You can trust us as the outside vendors that work to the same standards and ethics that you expect from your internal employees — we are on time, in budget, and the top experts in our field.
Some of Our Mechanical Contracting Services at a Glance
The professional welding services we provide at M&M Welding and Fabricators are from employees who are all ASME certified and annually trained in the top safety practices.
We handle aluminum, steel, nickel, copper, and more metal types.
Custom fabrications include catwalks, deck grating, ladders, steps, and much, much more.
When you need welders near you, Trust us as your professional welders to count on for every job, no matter what you need.
When gasline installations go awry, leaks can occur at any time without you being aware.
Don’t risk a gas leak or any other mishaps when you need gas line repairs, installations, replacements, and general maintenance.
Call M&M Welding and Fabricators – we handle underground gas line repairs, gas piping, and more.
With our own equipment and experts on hand, you know the job will be done correctly the first time, and you will never need to worry.
For your commercial HVAC systems, whether they utilize boilers, cooling towers, chillers, or other systems, we have you covered.
Our Commercial HVAC services include installations, comprehensive preventive maintenance, rentals, repairs, retrofittings, and more.
No job is ever too complex for us — we show up on time and complete each HVAC service with unbeatable skill and workmanship to keep all your commercial HVAC systems running properly for years to come.
Repairs, installations, retrofitters, rentals, re-tubings, and more are all included in the boiler services we offer to our clients.
We are experienced with steam boilers, hot water boilers, boiler tubes, and more.
If you are undergoing an expansion, shut down, or more, we have boiler rentals to help you along.
Our rentals range in size from 220,000 pounds per hour industrial steam boilers to 100 horsepower apartment heating units.
Cooling towers are vital to your HVAC operations, and M&M Welding and Fabricators know that.
We provide services for all varieties of cooling towers, including water cooling towers, power plant cooling towers, evaporative cooling towers, and more.
Repairs, installs, and protective maintenance are all part of our promise to you to keep your cooling tower functioning like new.
Trust the experts, we make sure you are in good hands.
Overhauls, upgrades, repairs, maintenance plans, and rentals are all available as part of the chiller services M&M Welding and Fabricators provides.
A can-do attitude has led us to learning about all chiller types, so no matter what you are working with, we have the experience, equipment, and skills to assist you.
Talk to us about chillers that are water, glycol, absorption, centrifugal, air-cooled, recirculating, heat recovery, and more. The industrial water chiller that you have can be repaired by us without any hassle.
Contact us now for a free quote on your project
Certificates of Authorizations
“R” Repair Stamp“PP”Pressure Piping“H” Heating Boilers“S” Assembly of Power Boilers“U” Pressure Vessels.
Minority Certifications
Maryland Department of Transportation (MDOT MBE 03-386)Washington Metropolitan Area Transit Authority (WMATA DBE 786)Prince Georges County Government (11-7619)Prince George's County Public Schools (811)
Professional Welding Services
Get to Know Our Commercial Mechanical Contractors
All heating and cooling needs are covered by experienced employees at M&M Welding and Fabricators. We are ASME-certified, unionized, and a multi-trades company with professional welding services.
M&M Welding and Fabricators is one of the best welding companies near you. We provide code, X-ray, aluminum welding service, etc. And the majority of our employees have been part of our company for over a decade, both on the field and in the office, while some have been around for over three decades with M&M Welding and Fabricators.
Part of our professional welding services includes always providing prompt, competent answers and responses to any inquiries you have. With multiple in-house teams, we have members who know exactly what you need and can serve you without delay.
Mechanical Companies Near You
We’re one of the best mechanical companies near you, who will not keep you guessing and in the dark; instead, we have specialized experience to always have you satisfied and ready for the next step, so you feel confident.
Commercial Mechanical Contractors
Reliable Equipment is Part of Our Service Promise
M&M Welding and Fabricators owns, operates, and services all of its own fully up-to-date collection of construction equipment. With our commercial mechanical contractors, you will never face delays or pay the high price for third-party equipment rentals.
From professional welding services to needing HVAC mechanical contractors and beyond we can supply the tools, experience, and equipment needed.
We haven’t been the requested commercial mechanical contractors for highly complex jobs by coincidence — we’ve proven ourselves time and time again with the right attitude, right approach, and right results.
Mechanical Contractors Serving Complex Government Jobs to Local Schools
Just a few of our mechanical contracting jobs have included complete boiler heating plant renovations, boiler installation and rehabilitations, to working within the White House Complex, deep in the 7-mile network of tunnels underneath the District.
When you need mechanical contractors in your area, call upon us to provide excellent service that exceeds your expectations. With our mechanical contractors, fabricators, professional welders near Maryland and more, you will wonder why you did not begin your professional welding service sooner.
Just a Few of Our Clients
