John Downing

John Downing's email & phone

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Owner/Operator at Griffin Handyman Services|Ann Arbor, Michigan, United States

Position:

Owner/Operator at Griffin Handyman Services

Location:

Ann Arbor, Michigan, United States

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Last updated: 2026-05-12
Updated: 2026-05-12

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Work Experience 22 years

Owner/Operator at Griffin Handyman Services

Sep 2022 - Current

Postdoctoral Research Fellow at University of Michigan

Jan 2024 - Mar 2025

Researching Student at University of Idaho

Oct 2012 - Jul 2013

Intern at WesTech Engineering

May 2011 - Aug 2011

Handyman at Snowview Apartments

Aug 2010 - Apr 2011

Head Commissioner at Scouting America

Jun 2010 - Aug 2010

Collector at Wells Fargo

Oct 2008 - Apr 2009

Plumbing Assistant at Burfitt Plumbing

Jun 2004 - Jun 2006

John Downing started working in 2004, then the employee has changed 7 companies and 7 jobs. On average, John Downing works for one company for 1 year 2 months.

Education

Doctor of Philosophy - PhD at University of Michigan

Master of Science in Engineering at University of Michigan

Bachelor's degree at Brigham Young University - Idaho

Skills

High Speed Imaging, PowerPoint, Flooring, Fiber Optics Sensors, Leadership, Microsoft Excel, Matlab, CAD/CAM, Lab Management, CAD

Frequently Asked Questions

What is John Downing's email address?

SignalHire found verified email addresses for John Downing, both business and personal. Their business email is ****@gmail.com, and personal emails include d***@westech-inc.com, d***@yahoo.com, and j***@uidaho.edu.

What is John Downing's phone number?

SignalHire found multiple verified phone numbers for John Downing: +1-909-***-**14, +1-520-***-**98, and +1-909-***-**37.

How do I contact John Downing at Griffin Handyman Services?

You can reach John Downing 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 Downing's professional background?

John Downing has 22 years of professional experience. They have held roles including Postdoctoral Research Fellow, Researching Student, and Intern at companies such as University of Michigan, University of Idaho, and WesTech Engineering. Their education includes Doctor of Philosophy - PhD from University of Michigan, and Master of Science in Engineering from University of Michigan.

Is John Downing's contact information up to date?

Yes. John Downing's SignalHire profile was last updated on 12 May 2026, reflecting their current position as Owner/Operator at Griffin Handyman Services.

John Downing Namesakes

Name
Company
Position
John Downing
Executive Vice President of Worldwide Sales
John Downing
The Downing Network Pty Ltd
Managing Director

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