John Trihas

John Trihas's email & phone

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Shift Leader - Quality Assurance Manager at General Motors|Cleveland, Ohio, United States

Position:

Shift Leader - Quality Assurance Manager at General Motors

Location:

Cleveland, Ohio, United States

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Last updated: 2026-05-04
Updated: 2026-05-04

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Work Experience 31 years

Shift Leader - Quality Assurance Manager at General Motors

Jun 2019 - Current

Quality Assurance Manager/Planner/Launch Coordinator at General Motors

Jun 2011 - May 2019

Quality Launch Coordinator – Cruze 1st Generation at General Motors

Jun 2009 - May 2011

Quality Engineering Leader – Exterior/Electrical at General Motors

Jun 2008 - May 2009

Reliability Engineering – Engineer/Manager at General Motors

Jan 2007 - May 2008

Process Control Manager at General Motors

Jan 2001 - Dec 2006

Manufacturing Group Leader/Business Manager, Paint Department at General Motors

Jan 2000 - Dec 2001

Operations Manager at Therm-All

Apr 1998 - Dec 1999

Manufacturing Group Leader/Process Engineer at General Motors

Jul 1995 - Mar 1998

John Trihas started working in 1995, then the employee has changed 1 company and 8 jobs. On average, John Trihas works for one company for 3 years 6 months.

Education

MBA at Weatherhead School of Management at Case Western Reserve University

Bachelor of Science - BS at Cleveland State University

Frequently Asked Questions

What is John Trihas's email address?

SignalHire found verified email addresses for John Trihas, both business and personal. Their business email is t******j@gm.com, and personal emails include t***@therm-all.com, t***@gm.com, and t***@gmail.com.

What is John Trihas's phone number?

SignalHire found multiple verified phone numbers for John Trihas: +1-909-***-**32, and +1-909-***-**72.

How do I contact John Trihas at General Motors?

You can reach John Trihas through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Trihas's professional background?

John Trihas has 31 years of professional experience. They have held roles including Quality Assurance Manager/Planner/Launch Coordinator, Quality Launch Coordinator – Cruze 1st Generation, and Quality Engineering Leader – Exterior/Electrical at companies such as General Motors, General Motors, and General Motors. Their education includes MBA from Weatherhead School of Management at Case Western Reserve University, and Bachelor of Science - BS from Cleveland State University.

Is John Trihas's contact information up to date?

Yes. John Trihas's SignalHire profile was last updated on 4 May 2026, reflecting their current position as Shift Leader - Quality Assurance Manager at General Motors in Detroit, Michigan, United States.

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