Insights

Biomedical niche Longstanding specialization in biomedical research facility maintenance positions Thornton Service, Inc. to target life sciences campuses, contract research organizations, and university biomedical labs for preventive maintenance and critical facility support.

Regional focus Operations concentrated in Washington, DC, Maryland, and Virginia offer opportunities to expand within nearby large commercial, institutional, and federal facilities that require reliable HVAC service and regulatory-compliant maintenance programs.

Service breadth Experience spanning commercial, institutional, industrial, and biomedical environments suggests upsell potential to offer integrated O&M contracts, energy efficiency retrofits, and emergency response packages across multi-site portfolios.

Growth signals Revenue in the mid-range of small-to-mid market contractors indicates room to scale through expanded service agreements, preventive maintenance programs for existing customers, and referrals within adjacent facilities and campuses.

Tech enablement Adopting digital tools such as HubSpot Analytics, Google Analytics, and cloud-based collaboration implies readiness to implement data-driven sales campaigns, account-based outreach, and remote-monitoring service offerings to differentiate from competitors.

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Thornton Service Inc Tech Stack

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

Thornton Service Inc's Email Address Formats

Thornton Service Inc uses at least 1 email format:
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.

How much revenue does Thornton Service Inc generate?

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As of October 2026, Thornton Service Inc's annual revenue is estimated to be $10M - $25M.

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

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

How many employees does Thornton Service Inc have currently?

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As of October 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. and 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 Analytics, Squarespace, Microsoft Azure DNS, Google Workspace, PWA, Microsoft Azure, Piwik and Google Search Console.

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 iconFunding & Financials

  • $10M - $25M

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

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