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Sundahl WaterproofingConcrete contractor in Danbury, CT

Sundahl Waterproofing is a concrete contractor at 51 Sugar Hollow Rd UNIT 201, Danbury, CT 06810, ranked #13 of 113 concrete contractors in Danbury and rated 5.0 from 10 Google reviews. Open Monday to Friday.

Danbury, CTUpdated 0 paid placements in any rankingHow we rank

Call (203) 599-7250Website ↗

Key facts

Key facts about Sundahl Waterproofing
Address51 Sugar Hollow Rd UNIT 201, Danbury, CT 06810Get directions
Phone(203) 599-7250
Websitesundahlwaterproofing.com
HoursMonday to Friday: 7 AM – 7 PM
Google rating5.0 from 10 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Concretemain tradeGoogle main category
  • Foundation Repairbusiness name

Service area

Serves Danbury and 11 towns within 25 miles: Bethel, Ridgefield, New Fairfield, Wilton, Easton, New Canaan, North Stamford, Westport, Trumbull, Norwalk and East Norwalk.

Based in Danbury, CTView on map

Opening hours

Opening hours for Sundahl Waterproofing
DayHours
Monday7 AM – 7 PMevening
Tuesday7 AM – 7 PMevening
Wednesday7 AM – 7 PMevening
Thursday7 AM – 7 PMevening
Friday7 AM – 7 PMevening
SaturdayClosed
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays — no
  • Open Sundays — no

Typical concrete work prices

Typical concrete work prices
JobLowTypicalHigh
Concrete drivewayPer driveway: typical range of customer-reported projects (about $8 to $20 per sq ft). US national range$2,700$6,400$14,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby concrete contractors

Sundahl Waterproofing compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Sundahl Waterproofing (this business)—555.0 (10)—NoNo
PRO-SEALERS Driveway Sealing#11554.6 (57)—YesYes17.2 mi
Danbury Concrete Pumping#12555.0 (5)———3.9 mi
B&M Concrete#14554.3 (6)—YesNo3.5 mi

See all 113 ranked concrete contractors in Danbury

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 10 Google reviews

Hired Sundahl Waterproofing? Write a review

Questions about Sundahl Waterproofing

How is Sundahl Waterproofing ranked in Danbury?

Sundahl Waterproofing is ranked #13 of 113 concrete contractors in Danbury by CR Score, with 55 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Sundahl Waterproofing’s hours?

Sundahl Waterproofing is open Monday to Friday. Its listed hours are Monday to Friday, 7 AM – 7 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Sundahl Waterproofing serve?

Serves Danbury and 11 towns within 25 miles: Bethel, Ridgefield, New Fairfield, Wilton, Easton, New Canaan, North Stamford, Westport, Trumbull, Norwalk and East Norwalk. The list is based on the business's location and the usual service radius for concrete work. Confirm your address is covered when you call.

What do Google reviews say about Sundahl Waterproofing?

Sundahl Waterproofing has a rating of 5.0 from 10 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 Sundahl Waterproofing?

Call Sundahl Waterproofing on (203) 599-7250. The business is at 51 Sugar Hollow Rd UNIT 201, Danbury, CT 06810. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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