John Griner

John Griner: Email & Phone Number

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Founder at Hologadium|Valdosta, Georgia, United States

Position:

Founder at Hologadium

Location:

Valdosta, Georgia, United States

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Last updated: 2026-05-25
Updated: 2026-05-25

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Work Experience 4 years

Founder at Hologadium

Jun 2025 - Current

DSc Student at Aspen University

Mar 2022 - Current

Founder at Griner Tutors

Mar 2022 - Nov 2025

Founder at Griner Tutors

Mar 2022 - Jun 2025

CEO/Founder at Griner Tutors

Mar 2022 - Aug 2024

John Griner started working in 2022, then the employee has changed 2 companies and 2 jobs. On average, John Griner works for one company for 2 years 11 months.

Their professional focus is Deep Learning, Electron Microscopy, and Human across 3 core areas.

Education

Doctor of Science at Aspen University

Certification at Southern Careers Institute

Doctor of Philosophy - PhD at Washington State University

Master's degree at Valdosta State University

Frequently Asked Questions

What is John Griner's email address?

SignalHire found a verified business email address for John Griner: *********@gmail.com.

What is John Griner's phone number?

SignalHire found a verified phone number for John Griner: +1-***-***-6715.

How do I contact John Griner at Hologadium?

You can reach John Griner 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 Griner's professional background?

John Griner has 4 years of professional experience. They have held roles including DSc Student, Founder, and Founder at companies such as Aspen University, Griner Tutors, and Griner Tutors. Their education includes Doctor of Science from Aspen University, and Certification from Southern Careers Institute.

Is John Griner's contact information up to date?

Yes. John Griner's SignalHire profile was last updated on 25 May 2026, reflecting their current position as Founder at Hologadium.

John Griner Namesakes

Name
Company
Position
John Griner
MBA Consultant
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John Griner
Griner Tutors
CEO/Founder Griner Tutors
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