Gas Metal Arc Welding (GMAW/MIG)

Bellows Systems designs and manufactures metal bellows, expansion joints, and exhaust systems, serving industries including oil & gas, power generation, aerospace, marine, automotive, and water/wastewater. The company offers custom engineering, fabrication, and testing services, and is an official EJMA Standards Subscriber. It holds NADCAP accreditation for welding.

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brazingcustom engineeringcustom fabricationflux cored arc welding (FCAW)formingGas Tungsten Arc Welding (GTAW/TIG)Laser Beam Welding (LBW)machiningPlasma Arc Welding (PAW)precision cuttingResistance Seam Welding (RSEW)testing and qualification

Green Contracting Company, Inc. (GCC) is an employee-owned heavy industrial and mechanical contractor performing work in the greater Baltimore Washington area. During its 56 years of growth, Green has broadened its capabilities into all phases of heavy industrial and mechanical construction, including self-performance of structural and miscellaneous steel erection, process, power and utility piping, and all project related heavy rigging.

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3D modeling/BIMcommissioning and startupdesign-build/assistfabricationFlux Core Arc Welding (FCAW)Gas Tungsten Arc Welding (GTAW/TIG)heavy riggingShielded Metal Arc Welding (SMAW/Stick)structural steel erection