The WJMG Team

Dr Jesse A Grantham, Welding & Metals Forensic Expert

Dr Jesse A Grantham, Welding & Metals Forensic Expert, WJMGDr. Jesse A. Grantham is a forensic expert specializing in welding, metallurgical, pipelines and structural metal failure analysis, code compliance and contract compliance, as well as workplace safety issues.He heads the forensic team at Welding & Joining Management Group™ in Frederick, Colorado, as well as overseeing the testing, calibration and welder certification programs.

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Alex Ertzbischoff, General Manager

Alex Ertzbischoff, Metals Testing & Laboratory Manager, WJMGAlex Ertzbischoff is the General Manager for Welding & Joining Management Group. He oversees all operations of the testing and metallurgical laboratories. Alex is a Certified Associate Welding Inspector (CAWI), a member of the American Welding Society (AWS), a Level II MT/PT/UT/VT technician with the American Society of Nondestructive Testing (ASNT) and holds a degree in applied science relating to aerospace technologies.

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Martine Reeh, Marketing Manager

Martine Reeh,  Marketing and IT Manager, WJMGMartine handles all tradeshows, advertising and Internet marketing. She also produces and manages all the WJMG affiliated websites.

Martine's background is in design and print production as well as small business marketing, website design and web presence management. She has owned and operated several small businesses and a local non-profit organization.

Welding & Joining Management Group

  • Welding & Metals Testing
  • Welder Tests & Certification
  • Non-Destructive Testing
  • Welding Expert Assessments
  • Expert Reports & Testimony
  • Independent
  • Objective
  • Experienced


Contact & Location

Welding & Joining Management Group

3756 Monarch Street MAP
Frederick, Colorado 80516

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