Welcome to Middlesex Gases & Technologies Inc.

Middlesex Gases & Technologies is an industry leader in the distribution of a wide range of specialty/industrial gases, welding and related products, and safety equipment. Since its inception in 1949, Middlesex Gases has proven itself to be a trusted and reliable leader in the specialty/rare gas industry.

Leave the science of gases to
Middlesex Gases & Technologies.

We will deliver the gases you need in the appropriate purity from our lab to you, first time, every time. It's what we do best. Call for your personalized Safety/Purity Audit today and also ask about our in house "Cylinder Gas Handling Safety Program."

(617) 387-5050 • (800) 649-6704

Shop Our Online Store:

Specialty Gases Equipment
Welding Products & Supplies
Auto Darkening Welding Helmets
Fume Extracting
Miller
Rental Equipment
Seasonal Sales

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ISO/IEC 17025:2005:

Middlesex Gases & Technologies Inc., the premier supplier of Specialty Gases, Cryogenics, MicroBulk and Bulk gases in New England, has been accredited with ISO/IEC 17025:2005.

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Clients Served:

Schering Plough Research Institute

Free TIG Welding Classes:

Learn Proper Welding Techniques.

Limited Dates in March and April.