TOP CHOICE

2027 Winner · Winner, Bismarck Plumbers

Bismarck H.a. Thompson & Sons

4.0 from 34 (2021) reviews Updated

Request a quote Call +1 701-223-3393

The awards

One 2027 award

Selection rationale

How H.a. Thompson & Sons scored

Each part is scored from 0 to 100 against the other businesses we reviewed, then weighted.

Customer rating · 30%
43/100 · 4.0 stars from 34 (2021) reviews
Review volume · 20%
52/100 · 34 (2021) public reviews
Recent reviews · 20%
50/100
Years of local work · 15%
0/100
Complete details · 10%
80/100 · phone, website, hours, address, founding year
Confirmed checks · 5%
0/100 · see the record checks

Business profile

About H.a. Thompson & Sons

H.a. Thompson & Sons is based in Bismarck. It is listed with us for HVAC Contractors, Plumbers.

Is this your business? Claim this profile to correct details.

Based in
911 S 9th St, Bismarck, ND 58504-5858
Works in
Bismarck (based)
Services
HVAC Contractors, Plumbers
Hours
Saturday: Open 24 hours · Sunday: Open 24 hours · Monday: Open 24 hours · Tuesday: Open 24 hours · Wednesday: Open 24 hours · Thursday: Open 24 hours · Friday: Open 24 hours
Profile
Not yet claimed · updated

Record checks

What the records show

Verified: 1 of 1 checks confirmed, 1 from public records and 0 from documents the business sent. Last checked October 15, 2026. Checks confirm records, not the quality of work.

  • Operating status

    Confirmed

    Public recordOverture Maps listing · checked October 15, 2026

Public records

The local rules behind the work

Official figures for the area this business works in. We never publish license numbers; look them up on the state portal.

  • 2,168

    People per square mile

    Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area, 2025 · official source

  • 36.0 sq mi

    Land area

    U.S. Census Bureau, 2025 Gazetteer files, 2025 · official source

  • 77,963

    Bismarck residents

    U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025), July 1, 2025 · official source

  • +5.9%

    Population change since 2020 (from 73,625 (April 2020 base))

    U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025), 2020–2025 · official source

Figures from public sources. Figures tagged “Sample figure” show what the live data feed will fill in; they are not real counts.

Contact

Talk to H.a. Thompson & Sons

Phone
+1 701-223-3393
Website
www.hatandsons.com
Address
911 S 9th St, Bismarck, ND 58504-5858
Hours
Saturday: Open 24 hours · Sunday: Open 24 hours · Monday: Open 24 hours · Tuesday: Open 24 hours · Wednesday: Open 24 hours · Thursday: Open 24 hours · Friday: Open 24 hours

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Ask H.a. Thompson & Sons for a quote

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Questions

Questions about H.a. Thompson & Sons

Is H.a. Thompson & Sons licensed and registered?
Checked on October 15, 2026: operating status confirmed. The checks table on this page lists each source.
How is H.a. Thompson & Sons rated?
4.0 out of 5 from 34 (2021) (2021) public reviews.
Where does H.a. Thompson & Sons appear on TopChoice?
On the plumbers list for Bismarck.
How do I contact H.a. Thompson & Sons?
Call +1 701-223-3393. Or use the website link on this page.

Spotted something wrong? Send a correction. We reply within two working days.

Compare

See the other winners

Rating and review count: Google Maps data, as of 2021. Address and phone: Overture Maps (© Overture Maps Foundation), October 15, 2026. Opening hours: Google Maps data, as of 2021. Name and website: Overture Maps (© Overture Maps Foundation), October 15, 2026.