John Marshall: Email & Phone Number

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Owner at Infinate LLC|West Hartford, Connecticut, United States

Position:

Owner at Infinate LLC

Location:

West Hartford, Connecticut, United States

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Last updated: 2026-06-16

Updated: 2026-06-16

Found email addresses for John Marshall:

Business emails:

m***@yahoo.com

Personal emails:

j***********r@gmail.com

Found phones for John Marshall:

+1-480-***-**02,

+1-623-***-**84,

+1-870-***-**72

A different John Marshall?

Work Experience 45 years

Owner at Infinate LLC

Aug 2023 - Current

Private Contractor at Infinate LLC

Jul 2023 - Current

General Manager at Hartford Boiler Repair Works

Sep 2023 - May 2025

President at Hartford Boiler Repair

Jan 1981 - Sep 2023

John Marshall started working in 1981, then the employee has changed 2 companies and 3 jobs. On average, John Marshall works for one company for 12 years 7 months.

Their professional focus is ASME, Boilers, and Construction across 3 core areas.

Education

Master Unlimited Heating/Cooling Contractor at Conard High, Prince Tech, Hobart

Frequently Asked Questions

What is John Marshall's email address?

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

What is John Marshall's phone number?

SignalHire found multiple verified phone numbers for John Marshall: +1-480-***-**02, +1-623-***-**84, and +1-870-***-**72.

How do I contact John Marshall at Infinate LLC?

You can reach John Marshall 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 Marshall's professional background?

John Marshall has 45 years of professional experience. They have held roles including Private Contractor, General Manager, and President at companies such as Infinate LLC, Hartford Boiler Repair Works, and Hartford Boiler Repair. Their education includes Master Unlimited Heating/Cooling Contractor from Conard High, Prince Tech, Hobart.

Is John Marshall's contact information up to date?

Yes. John Marshall's SignalHire profile was last updated on 16 June 2026, reflecting their current position as Owner at Infinate LLC.

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