Superior SealingFoundation repair company in Mandan, ND
Superior Sealing is a foundation repair company in Mandan, ND, ranked #2 of 6 foundation repair companies in Mandan and rated 5.0 from 9 Google reviews. Open Monday to Saturday.
Mandan, NDUpdated 0 paid placements in any rankingHow we rank
Key facts
| Phone | (701) 315-0381 |
|---|---|
| Website | superiorsealingnd.com |
| Hours | Monday to Friday: 7:30 AM – 5 PM; Saturday: 9 AM – 5 PM |
| Google rating | 5.0 from 9 Google reviews |
Trades
Each trade shows the evidence we matched it on.
- Foundation Repairmain tradeGoogle main category
Service area
Serves Mandan and 1 town within 40 miles: Bismarck.
Based in Mandan, NDView on map
Opening hours
| Day | Hours |
|---|---|
| Monday | 7:30 AM – 5 PM |
| Tuesday | 7:30 AM – 5 PM |
| Wednesday | 7:30 AM – 5 PM |
| Thursday | 7:30 AM – 5 PM |
| Friday | 7:30 AM – 5 PM |
| Saturday | 9 AM – 5 PM |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays
- Open Sundays — no
Typical foundation repair prices
| Job | Low | Typical | High |
|---|---|---|---|
| Foundation repairPer project: typical range of customer-reported repairs. US national range | $2,225 | $5,174 | $8,133 |
Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.
Compare nearby foundation repair companies
| Business | Rank | CR Score | Google rating | License verified | Saturday | Sunday | Distance away |
|---|---|---|---|---|---|---|---|
| Superior Sealing (this business) | — | 84 | 5.0 (9) | — | Yes | No | |
| Groundworks | #1 | 90 | 5.0 (19) | — | Yes | Yes | 32.8 mi |
| AAA Waterproofing & Underpinning | #3 | 84 | 3.2 (19) | — | Yes | Yes | 36.8 mi |
| 701 Caulking & Sealant | #4 | 84 | 5.0 (4) | — | Yes | Yes | 29.3 mi |
Questions about Superior Sealing
How is Superior Sealing ranked in Mandan?
Superior Sealing is ranked #2 of 6 foundation repair companies in Mandan by CR Score, with 84 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.
What are Superior Sealing’s hours?
Superior Sealing is open Monday to Saturday. Its listed hours are Monday to Friday, 7:30 AM – 5 PM; Saturday, 9 AM – 5 PM. On Saturdays it is open 9 AM to 5 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.
What areas does Superior Sealing serve?
Serves Mandan and 1 town within 40 miles: Bismarck. The list is based on the business's location and the usual service radius for foundation repair. Confirm your address is covered when you call.
What do Google reviews say about Superior Sealing?
Superior Sealing has a rating of 5.0 from 9 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.
How do I contact Superior Sealing?
Call Superior Sealing on (701) 315-0381. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.
Own Superior Sealing? Claim this profile.
Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.