Insights

Targeted HealthcareFacilities The company operates specialized biomedical research facility maintenance in addition to commercial HVAC, indicating potential sales opportunities with biomedical research campuses and institutions that require compliant, high-precision environmental control and preventive maintenance programs.

Regional Expertise With service coverage in Washington, DC, Maryland, and Virginia and a long-standing presence since 1981, there is strong potential to upsell bundled service contracts and cross-sell preventive maintenance to nearby state-based facilities and government contractors seeking reliable regional HVAC partners.

Midmarket Focus Current revenue range ($10M–$25M) and 11–50 employees position TSI as a midmarket HVAC service provider, suggesting opportunity to target mid-sized commercial, institutional, and biomedical clients that require scalable maintenance programs and service level options.

Digital Outreach Adopted tech stack including HubSpot Analytics and HubSpot Chat indicates readiness for inbound marketing, lead nurturing, and CRM-driven outreach to potential facilities managers and procurement teams in the regional market.

Stable Growth Signals Historically diverse service divisions for commercial and biomedical facilities, combined with a history of awards and established capabilities, present a compelling narrative for renewal and expansion deals, as well as referenceable case studies for sales outreach.

Thornton Service Inc Tech Stack

Thornton Service Inc uses 8 technology products and services including HubSpot Analytics, Squarespace, Webpack, and more. Explore Thornton Service Inc's tech stack below.

  • HubSpot Analytics
    Analytics
  • Squarespace
    Content Management System
  • Webpack
    Development
  • Swiper
    Javascript Libraries
  • HubSpot Chat
    Live Chat
  • PHP
    Programming Languages
  • X-Content-Type-Options
    Web & Portal Technology
  • Google Analytics
    Web Analytics

Media & News

Thornton Service Inc's Email Address Formats

Thornton Service Inc uses at least 1 format(s):
Thornton Service Inc Email FormatsExamplePercentage
First@thorntonservice.comJohn@thorntonservice.com
100%

Frequently Asked Questions

What is Thornton Service Inc's phone number?

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You can contact Thornton Service Inc'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 Thornton Service Inc's official website and social media links?

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Thornton Service Inc's official website is thorntonservice.com and has social profiles on LinkedIn.

What is Thornton Service Inc's SIC code NAICS code?

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Thornton Service Inc's SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does Thornton Service Inc have currently?

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As of July 2026, Thornton Service Inc has approximately 14 employees across 1 continents, including North America. Key team members include Controller: M. I.Building Engineer: J. J.Service Technician: E. R.. Explore Thornton Service Inc's employee directory with LeadIQ.

What industry does Thornton Service Inc belong to?

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Thornton Service Inc operates in the Industrial Machinery Manufacturing industry.

What technology does Thornton Service Inc use?

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Thornton Service Inc's tech stack includes HubSpot AnalyticsSquarespaceWebpackSwiperHubSpot ChatPHPX-Content-Type-OptionsGoogle Analytics.

What is Thornton Service Inc's email format?

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Thornton Service Inc's email format typically follows the pattern of First@thorntonservice.com. Find more Thornton Service Inc email formats with LeadIQ.
Thornton Service Inc logo

Thornton Service Inc

Industrial Machinery ManufacturingMaryland, United States11-50 Employees

Thornton Service, Inc. is a commercial HVAC contractor offering preventive maintenance, service, and repair for commercial, industrial, institutional, and biomedical research facilities. It emphasizes ensuring reliable mechanical performance to support ongoing facility operations and reduce downtime. The company runs two divisions—the Commercial HVAC Service division and the Biomedical Research Facility Management division—catering to distinct market needs with maintenance, operations, and repair capabilities. Its service area includes the Washington, DC metro region and parts of Maryland and Virginia.

Founded in 1981 and based in Rockville, Maryland, Thornton Service has a history of growth including the establishment of the biomedical facility division in the early 1990s. The company has received industry recognition as a contractor of the year in 1993 and 1994.

Section iconCompany Overview

Phone number
SIC Code
7699 - Repair Shops and Related Services, Not Elsewhere Classified
NAICS Code
3332 - Industrial Machinery Manufacturing
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    Thornton Service Inc's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Thornton Service Inc's revenue is estimated to be in the range of $10M$25M

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