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Eastern Pennsylvania, Delaware Eastern Pennsylvania, Delaware We are located in New Castle County.
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Founded In: 1984
Size: 20-49 Employees
Annual Vol: Undisclosed

Our Story

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Collett & Sons Industrial Services is a family-owned and operated mechanical contractor conveniently located in Smyrna, Delaware. We offer on-call, 24-hour emergency services, serving Delaware, Maryland, Pennsylvania, New Jersey, New York, and Virginia. Our 26,500 square-foot production facility allows us to manage all of your professional needs. Collett & Sons is a ASME/NBIC certified manufacturer.

At Collett & Sons, our customers are provided with the absolute best finished product of only the finest quality. Our work is always completed in a safe and timely manner by competent professionals who create a high profile and enjoyable working environment.

Our Services: Design, Build, Install…

  • General Contracting
  • Turn-Key Projects
  • Process and Mechanical Pipe
  • Rigging
  • Structural Steel
  • Custom Sheet Metal Fabrication
  • Engineering and Design
  • Millwrighting
  • Code Repairs (Shop/Field)
  • ASME Vessel Fabrication
  • API Tank
  • ASSE Certifications
  • Orbital Welding
  • Registered Plumbing/Backflow Certified
  • Electrical
  • Civil/Concrete

Collett & Sons Welding, Inc. has been listed in the Blue Book since 2002.

What We Do

Products/Services Relating to Welding & Cutting Contractors

Project Experience

Project Types:
New Alterations/Renovations Interior Fit-Ups Service Work/Repairs

Service Areas

Associations & Memberships

Member of ASME (American Society of Mechanical Engineers) ASME (American Society of Mechanical Engineers)
Member of AWS (American Welding Society) Affiliate Company AWS (American Welding Society) Affiliate Company
Member of AWS CWI (American Welding Society Certified Welding Inspector) AWS CWI (American Welding Society Certified Welding Inspector)