John Martinez

John Martinez: Email & Phone Number

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Tire Shop Supervisor at Costco Wholesale|San Francisco Bay Area, United States

Position:

Tire Shop Supervisor at Costco Wholesale

Location:

San Francisco Bay Area, United States

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Last updated: 2026-04-16
Updated: 2026-04-16

Found email addresses for John Martinez:

Business emails:
Personal emails:
m***@aol.com,
m***@yahoo.com,
j***@optmtherapy.com

Found phones for John Martinez:

+1-520-***-**99
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Work Experience 7 years

Tire Shop Supervisor at Costco Wholesale

Sep 2023 - Current

Home Care Provider at Self-employed

Apr 2022 - Aug 2023

Assistant Front Office Manager at OPTM Sports & Physical Therapy

Sep 2020 - Feb 2022

Back Office Employee at OPTM Sports & Physical Therapy

Jan 2019 - Mar 2020

John Martinez started working in 2019, then the employee has changed 2 companies and 3 jobs. On average, John Martinez works for one company for 1 year 8 months.

Their professional focus is Account Management, Adobe Photoshop, and Analytical Skills across 3 core areas.

Education

San Francisco State University

Frequently Asked Questions

What is John Martinez's email address?

SignalHire found verified email addresses for John Martinez, both business and personal. Their business email is m********j@costco.com, and personal emails include j***@gmail.com, m***@aol.com, and m***@yahoo.com.

What is John Martinez's phone number?

SignalHire found multiple verified phone numbers for John Martinez: +1-870-***-**09, and +1-520-***-**99.

How do I contact John Martinez at Costco Wholesale?

You can reach John Martinez 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 Martinez's professional background?

John Martinez has 7 years of professional experience. They have held roles including Home Care Provider, Assistant Front Office Manager, and Back Office Employee at companies such as Self-employed, OPTM Sports & Physical Therapy, and OPTM Sports & Physical Therapy. Their education includes San Francisco State University.

Is John Martinez's contact information up to date?

Yes. John Martinez's SignalHire profile was last updated on 16 April 2026, reflecting their current position as Tire Shop Supervisor at Costco Wholesale in Seattle, WA, United States.

John Martinez Namesakes

Name
Company
Position
John Martinez
Store Manager
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John Martinez
TradeBros
Owner
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John Martinez
Senior Maintenance Mechanic
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