John Grenier: Email & Phone Number

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Deputy Director at MBTA|Tuscaloosa, Alabama, United States

Position:

Deputy Director at MBTA

Location:

Tuscaloosa, Alabama, United States

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Last updated: 2026-05-28

Updated: 2026-05-28

Found email addresses for John Grenier:

Business emails:

j**********r@mbta.com

Personal emails:

g***@yahoo.com,

j***@gersonco.com,

j***@aol.com,

j***@gmail.com

Found phones for John Grenier:

+1-909-***-**76,

+1-870-***-**35,

+1-520-***-**94

A different John Grenier?

Work Experience 30 years

Deputy Director at MBTA

Deputy Director of Engineering at MassDOT / Massachusetts Bay Transportation Authority

May 2021 - Aug 2024

Power Engineer at MassDOT Massachusetts Bay Transportation Authority

May 2020 - May 2021

Mechanical Engineer at MassDOT / Massachusetts Bay Transportation Authority

May 2015 - May 2020

Signal Engineer at MassDOT / Massachusetts Bay Transportation Authority

May 2014 - May 2015

Director (1 year) and Deputy Director (1 year) - Vehicle Maintenance and Engineering at MassDOT / Massachusetts Bay Transportation Authority

May 2012 - May 2014

Engineer at MassDOT/ Massachusetts Bay Transportation Authority

Dec 2004 - May 2012

Project Manager at MATTIE & O’BRIEN Contracting Corporation (A Native American Company)

Dec 2003 - Dec 2004

President at TRUCK GUYS INC.

Sep 2000 - Dec 2003

Director of Product Management at Louis M. Gerson Co., Inc.

Sep 1999 - Sep 2000

Product Engineering Manager at FISHER PIERCE – A division of Pacific Scientific then Danaher Corporation

Dec 1994 - Sep 1999

John Grenier started working in 1994, then the employee has changed 7 companies and 10 jobs. On average, John Grenier works for one company for 3 years.

Their professional focus is Autodesk Flame, Automatic Control, and Automation across 3 core areas.

Education

Harvard University

Associate of Science at Wentworth Institute of Technology

Bachelor of Science at Northeastern University

Mechanical Engineering at Northeastern University

Frequently Asked Questions

What is John Grenier's email address?

SignalHire found verified email addresses for John Grenier, both business and personal. Their business email is j**********r@mbta.com, and personal emails include g***@yahoo.com, j***@gersonco.com, and j***@aol.com.

What is John Grenier's phone number?

SignalHire found multiple verified phone numbers for John Grenier: +1-909-***-**76, +1-870-***-**35, and +1-520-***-**94.

How do I contact John Grenier at MBTA?

You can reach John Grenier 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 Grenier's professional background?

John Grenier has 30 years of professional experience. They have held roles including Deputy Director of Engineering, Power Engineer, and Mechanical Engineer at companies such as MassDOT / Massachusetts Bay Transportation Authority, MassDOT Massachusetts Bay Transportation Authority, and MassDOT / Massachusetts Bay Transportation Authority. Their education includes Harvard University, and Associate of Science from Wentworth Institute of Technology.

Is John Grenier's contact information up to date?

Yes. John Grenier's SignalHire profile was last updated on 28 May 2026, reflecting their current position as Deputy Director at MBTA in Boston, MA, United States.

John Grenier Namesakes

Name

Company

Position

John Grenier

Self Employed

Computer Aided Design Designer

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