Insights

Mid-market Targeting Founded as a mid-market commercial HVACR and mechanical systems provider with a $25M-$50M revenue range, Granite State Plumbing & Heating presents opportunities to engage regional facilities managers, school districts, and mid-sized commercial operators seeking durable, energy-efficient solutions and reliable service contracts.

Strategic Affiliation As a wholly owned subsidiary of Comfort Systems USA, the company benefits from broader resources, financing strength, and centralized purchasing, enabling sales teams to pitch expanded service packages, cross-sell to sister companies, and win larger projects through bundled offerings.

Lifecycle Solutions The emphasis on long-lived, high-efficiency systems with preventative maintenance creates a compelling upsell path for service contracts, energy retrofits, and performance optimization projects aimed at reducing energy costs for existing facilities.

Geographic Expansion Ready With a New Hampshire base and access to a national network via Comfort Systems USA, there are opportunities to pursue multi-site rollouts, facility upgrades, and rapid response services for regional chains and institutions expanding within or beyond the Northeast.

Sustainability and ROI The mission highlights environmental considerations and strong ROI through efficient systems, suggesting sales angles around energy-efficient equipment replacements, carbon footprint reductions, and compliance-driven retrofit projects for sustainability-minded organizations.

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Granite State Plumbing & Heating LLC Tech Stack

Granite State Plumbing & Heating LLC uses 8 technology products and services including Open Graph, Mimecast Secure Email Gateway, JSON-LD, and more. Explore Granite State Plumbing & Heating LLC's tech stack below.

  • Open Graph
    Content Management System
  • Mimecast Secure Email Gateway
    Email Security
  • JSON-LD
    Javascript Frameworks
  • AngularJS
    Javascript Frameworks
  • jQuery
    Javascript Libraries
  • Google Tag Manager
    Tag Management
  • Angular Material
    UI Frameworks
  • Sitelinks Search Box
    Web Tools And Plugins

Granite State Plumbing & Heating LLC's Email Address Formats

Granite State Plumbing & Heating LLC uses at least 1 format(s):
Granite State Plumbing & Heating LLC Email FormatsExamplePercentage
FLast@gsphinc.comJDoe@gsphinc.com
89%
First.Last@gsphinc.comJohn.Doe@gsphinc.com
6%
LFirst@gsphinc.comDJohn@gsphinc.com
3%
Last@gsphinc.comDoe@gsphinc.com
2%

Frequently Asked Questions

What is Granite State Plumbing & Heating LLC's phone number?

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You can contact Granite State Plumbing & Heating LLC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Granite State Plumbing & Heating LLC's official website and social media links?

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Granite State Plumbing & Heating LLC's official website is gsphinc.com and has social profiles on LinkedIn.

How much revenue does Granite State Plumbing & Heating LLC generate?

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As of July 2026, Granite State Plumbing & Heating LLC's annual revenue is estimated to be $25M - $50M.

What is Granite State Plumbing & Heating LLC's NAICS code?

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Granite State Plumbing & Heating LLC's NAICS code is 23 - Construction.

How many employees does Granite State Plumbing & Heating LLC have currently?

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As of July 2026, Granite State Plumbing & Heating LLC has approximately 109 employees across 2 continents, including North AmericaEurope. Key team members include President: G. P.President: S. B.President: S. B.. Explore Granite State Plumbing & Heating LLC's employee directory with LeadIQ.

What industry does Granite State Plumbing & Heating LLC belong to?

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Granite State Plumbing & Heating LLC operates in the Construction industry.

What technology does Granite State Plumbing & Heating LLC use?

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Granite State Plumbing & Heating LLC's tech stack includes Open GraphMimecast Secure Email GatewayJSON-LDAngularJSjQueryGoogle Tag ManagerAngular MaterialSitelinks Search Box.

What is Granite State Plumbing & Heating LLC's email format?

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Granite State Plumbing & Heating LLC's email format typically follows the pattern of FLast@gsphinc.com. Find more Granite State Plumbing & Heating LLC email formats with LeadIQ.

When was Granite State Plumbing & Heating LLC founded?

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Granite State Plumbing & Heating LLC was founded in 1983.
Granite State Plumbing & Heating LLC logo

Granite State Plumbing & Heating LLC

ConstructionNew Hampshire, United States51-200 Employees

Granite State Plumbing & Heating LLC operates in the construction sector with primary activities in commercial mechanical contracting, commercial plumbing, HVACR service, and preventative maintenance. The company designs, installs, and maintains systems that are intended to be long-lasting and energy-efficient, with the goal of reducing operating costs for customers. Its mid-market focus targets commercial, industrial, and institutional facilities that require reliable installations and ongoing service.

It is based in Weare, New Hampshire, and was founded in 1983 by Gerry Perron. It is a wholly owned subsidiary of Comfort Systems USA, a larger company headquartered in Houston, Texas, which is publicly traded on the NYSE under the symbol FIX.

Section iconCompany Overview

Phone number
NAICS Code
23 - Construction
Founded
1983
Employees
51-200

Section iconFunding & Financials

  • $25M - $50M

    Granite State Plumbing & Heating LLC's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $25M - $50M

    Granite State Plumbing & Heating LLC's revenue is estimated to be in the range of $25M - $50M

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