Insights

Regional expansion The company has expanded offices across North Dakota and operates in multiple nearby states, signaling a growing geographical footprint and potential for regional service contracts and maintenance agreements beyond current locations.

Maintenance specialization As a long-standing provider of mechanical, heating, cooling, and plumbing services with LINC Service Contractor status, there is a strong opportunity to upsell environmental maintenance agreements and preventive maintenance programs to existing and new commercial buildings.

Mid-market focus With a revenue range in the mid tens of millions and 11-50 employees, the company sits in a mid-market segment ripe for scalable SPM (service+parts+monitoring) offerings, bundle pricing, and service level agreements tailored to mid-size commercial clients.

Building assets Maintains HVAC and plumbing systems for over 600 buildings regionally, presenting a substantial install base for efficiency retrofits, energy monitoring, demand-controlled ventilation, and retrofit projects.

Talent growth Recent expansion news and a stated interest in recruiting imply a readiness to onboard more technicians and sales resources, suggesting opportunities for partner programs, training services, and co-selling with equipment manufacturers.

H.A. Thompson & Sons Tech Stack

H.A. Thompson & Sons uses 8 technology products and services including The Trade Desk, Snowplow, Weebly, and more. Explore H.A. Thompson & Sons's tech stack below.

H.A. Thompson & Sons's Email Address Formats

H.A. Thompson & Sons uses at least 1 format(s):
H.A. Thompson & Sons Email FormatsExamplePercentage
FLast@hatandsons.comJDoe@hatandsons.com
81%
First@hatandsons.comJohn@hatandsons.com
19%

Frequently Asked Questions

What is H.A. Thompson & Sons's phone number?

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You can contact H.A. Thompson & Sons'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 H.A. Thompson & Sons's official website and social media links?

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H.A. Thompson & Sons's official website is hatandsons.com and has social profiles on LinkedIn.

How much revenue does H.A. Thompson & Sons generate?

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As of August 2026, H.A. Thompson & Sons's annual revenue is estimated to be $25M - $50M.

What is H.A. Thompson & Sons's SIC code NAICS code?

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H.A. Thompson & Sons's SIC code is 7699 - Repair Shops and Related Services, Not Elsewhere Classified NAICS code is 3332 - Industrial Machinery Manufacturing.

How many employees does H.A. Thompson & Sons have currently?

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As of August 2026, H.A. Thompson & Sons has approximately 45 employees across 1 continents, including North America. Key team members include Plumber: B. F.Denver Institute Of Technology: D. J.Installer: D. R.. Explore H.A. Thompson & Sons's employee directory with LeadIQ.

What industry does H.A. Thompson & Sons belong to?

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H.A. Thompson & Sons operates in the Industrial Machinery Manufacturing industry.

What technology does H.A. Thompson & Sons use?

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H.A. Thompson & Sons's tech stack includes The Trade DeskSnowplowWeeblyMicrosoft 365Google Fonts APIPreactMicrosoftMicrosoft Office.

What is H.A. Thompson & Sons's email format?

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H.A. Thompson & Sons's email format typically follows the pattern of FLast@hatandsons.com. Find more H.A. Thompson & Sons email formats with LeadIQ.

When was H.A. Thompson & Sons founded?

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H.A. Thompson & Sons was founded in 1908.
H.A. Thompson & Sons logo

H.A. Thompson & Sons

Industrial Machinery ManufacturingNorth Dakota, United States11-50 Employees

H.A. Thompson & Sons is an industrial machinery manufacturing company based in Bismarck, North Dakota, with a history dating back to 1908, offering plumbing, heating, air conditioning and mechanical contracting services. The company serves customers in its home region and operates commercial services in Fargo, Grand Forks and Minot, with activity across North Dakota, South Dakota, Minnesota and Montana. In 1991 it became a LINC Service Contractor to provide Environmental Maintenance Agreements, and it currently maintains the mechanical heating and cooling systems of more than 600 buildings in the northern plains. The organization employs 11 to 50 people and is located at 911 South 9th Street, Bismarck, ND 58504, United States, with a website at hatandsons.com. In January 2025, the company announced expansion of offices in North Dakota as part of its ongoing operations.

Section iconCompany Overview

Phone number
SIC Code
7699 - Repair Shops and Related Services, Not Elsewhere Classified
NAICS Code
3332 - Industrial Machinery Manufacturing
Founded
1908
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    H.A. Thompson & Sons's revenue is estimated to be in the range of $25M - $50M

Section iconFunding & Financials

  • $25M - $50M

    H.A. Thompson & Sons's revenue is estimated to be in the range of $25M - $50M

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