Top 8 Sewage Cleanup & Biohazard Companies in North Dakota (2026)

Published: June 10, 20262026521 words2 min read

Key Takeaways

8 sewage & biohazard firms in North Dakota qualified for this ranking based on verified data from public sources (BBB, Google, IICRC, EPA, Yelp, Angi, HomeAdvisor).
The top firm in this ranking is Roto-Rooter Plumbing & Water Cleanup of Grand Forks, with a MetaScore of 82/100.
Every firm here carries at least one publicly verifiable signal — no firm appears in this article without a cited source.
This list is filtered to firms that explicitly offer sewage & biohazard services. Multi-discipline firms appearing here have that service confirmed on their website or in their public certifications.
Methodology is published in full at restorationindex.com/methodology. Firms can request a correction at restorationindex.com/contact.

Sources cited in this article: Better Business Bureau, Institute of Inspection, Cleaning and Restoration Certification, U.S. Environmental Protection Agency, Google, Yelp, Angi, HomeAdvisor, and Restoration Index.

Based on aggregated public-source data from BBB Business Profiles, Google Business Profile reviews, IICRC certified member directory, EPA Lead-Safe registry, Yelp, Angi Super Service Award lists, and HomeAdvisor recognition, here are the top-ranked sewage & biohazard firms in North Dakota. Each firm receives a 0-100 Restoration Index MetaScore weighted across 9 sources.

Top 8 Sewage Cleanup & Biohazard Companies in North Dakota — Ranked by Multi-Source MetaScore

Roto-Rooter Plumbing & Water Cleanup of Grand Forks (Grand Forks, ND) — MetaScore 82/100. 4.8-star Google rating across 203 reviews. BBB A+. IICRC certified. founded 1983. Read the full review.
SERVPRO of Bismarck (Bismarck, ND) — MetaScore 79/100. 4.8-star Google rating across 49 reviews. BBB A+. IICRC certified. founded 2011. Read the full review.
ServiceMaster Restoration by Moline (Bismarck, ND) — MetaScore 79/100. 4.8-star Google rating across 39 reviews. BBB A+ accredited. IICRC certified. founded 2014. Read the full review.
Specialized Cleaning & Restoration, Inc. (Bismarck, ND) — MetaScore 79/100. 4.4-star Google rating across 32 reviews. BBB A+ accredited. IICRC certified. founded 1992. Read the full review.
PuroClean of Fargo (Fargo, ND) — MetaScore 76/100. 5.0-star Google rating across 30 reviews. IICRC certified. EPA Lead-Safe. Read the full review.
Arrow Service Team (Bismarck, ND) — MetaScore 75/100. 4.5-star Google rating across 13 reviews. BBB A+. founded 1979. Read the full review.
ServiceMaster Restoration Professionals (Minot, ND) — MetaScore 74/100. 4.2-star Google rating across 20 reviews. BBB A+ accredited. founded 2011. Read the full review.
Roto-Rooter Plumbing & Water Cleanup of Minot (Minot, ND) — MetaScore 65/100. 4.6-star Google rating across 293 reviews. BBB NR. IICRC certified. founded 1981. Read the full review.

Top sewage & biohazard firms in Bismarck

SERVPRO of Bismarck leads Bismarck with a MetaScore of 79/100 and 49 Google reviews. Other top-ranked firms in Bismarck include ServiceMaster Restoration by Moline (MetaScore 79/100), Specialized Cleaning & Restoration, Inc. (MetaScore 79/100), and Arrow Service Team (MetaScore 75/100).

Top sewage & biohazard firms in Minot

ServiceMaster Restoration Professionals leads Minot with a MetaScore of 74/100 and 20 Google reviews. Other top-ranked firms in Minot include Roto-Rooter Plumbing & Water Cleanup of Minot (MetaScore 65/100).

Frequently Asked Questions

How is the Restoration Index MetaScore calculated?

The MetaScore is a weighted average of nine normalized component scores: Google Business Profile reviews (25%), BBB rating + complaint history (20%), IICRC certification (12%), EPA Lead-Safe registry (8%), years in business (10%), Yelp reviews (10%), Angi Super Service Award (5%), HomeAdvisor Top Rated (5%), and regional industry awards (5%). Firms with sparse data have weights redistributed proportionally across the sources we did find. Full methodology at restorationindex.com/methodology.

Who is the top-ranked sewage cleanup & biohazard company in North Dakota?

As of June 2026, Roto-Rooter Plumbing & Water Cleanup of Grand Forks ranks #1 in North Dakota for sewage cleanup & biohazard with a MetaScore of 82/100. The full ranking and per-firm breakdowns appear below.

How often is this list updated?

Firm-level data (reviews, BBB ratings, certifications) is refreshed every 30 to 90 days depending on the source. Awards and recognition fields refresh annually. The "Last refreshed" date below the article header reflects the most recent data refresh for this article.

Can firms pay to be included or ranked higher?

No. Restoration Index does not accept paid placement. The MetaScore is calculated identically for every firm in the index, whether or not they have any commercial relationship with Pleiades Consultancy (the publisher of this site). The methodology is published in full so firms can audit how the calculation works.

What if a firm I trust is missing from this list?

Coverage is rolling out city by city. If a firm meets our inclusion criteria (operating in the named region, offering sewage cleanup & biohazard services, with at least one verifiable public signal), they will appear in future refreshes. Firms can also reach out via restorationindex.com/contact to request inclusion.

Sources & Further Reading

Every claim in this article is backed by at least one of the following third-party sources. Linked out to the publisher so you can audit the original.