Mainline Plumbing and Heating

$400.0K revenue • 2 employees

Last Updated May 31, 2025

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Company Overview

Company Name

Mainline Plumbing and Heating

Approx. Annual Revenue

$0.4M

Employees

2

Established

2021

Google Reviews

4.8 (25 reviews)

About Mainline Plumbing and Heating

Mainline Plumbing & Heating is a Maryland-based company that provides a wide range of plumbing and heating services for both residential and commercial properties. They offer repair, replacement, installation, and maintenance services, using high-quality materials and equipment to ensure the longevity of their work. The company takes pride in its customer service and commitment to honesty and integrity.

Business Profile

Read from the Mainline Plumbing and Heating website on Oct 14, 2026. Hover an item to see the exact wording it came from.

How Mainline Plumbing and Heating works

Licenses, certifications & awards

Ownership (as declared by the business)

About the website

Website quality (AI-assessed)
7/10 · Copyright notice says 2020; Contact form and phone listed
Footer copyright year
2020

Recent changes

What changed on the Mainline Plumbing and Heating website and Google listing, as detected by Coldlytics on each visit.

  1. Estimated revenue band moved from $500K-1M to $250K-500K

Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.

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Frequently Asked Questions about Mainline Plumbing and Heating

Categories

Technologies Used

Social Profiles

Key Decision Makers

John Lisch Owner
LinkedIn