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Bertha ConstructionGeneral contractor in Bryn Mawr-Skyway, WA

Bertha Construction is a general contractor in Bryn Mawr-Skyway, WA, ranked #16 of 1,513 general contractors in Bryn Mawr-Skyway and rated 5.0 from 33 Google reviews. Open 7 days a week.

Bryn Mawr-Skyway, WAUpdated 0 paid placements in any rankingHow we rank

Call (206) 450-3952Website ↗

Key facts

Key facts about Bertha Construction
Phone(206) 450-3952
Websiteberthaconstructionllc.com
HoursMonday to Saturday: 8 AM – 7 PM; Sunday: 8 AM – 5 PM
Google rating5.0 from 33 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • General Contractingmain tradeGoogle main category
  • Kitchen Remodeladditional Google category
  • Bathroom Remodeladditional Google category

Service area

Serves Bryn Mawr-Skyway and 11 towns within 25 miles: Renton, Fairwood, Tukwila, East Renton Highlands, Newcastle, East Hill-Meridian, Riverton, SeaTac, Boulevard Park, Mercer Island and Kent.

Based in Bryn Mawr-Skyway, WAView on map

Opening hours

Opening hours for Bertha Construction
DayHours
Monday8 AM – 7 PMevening
Tuesday8 AM – 7 PMevening
Wednesday8 AM – 7 PMevening
Thursday8 AM – 7 PMevening
Friday8 AM – 7 PMevening
Saturday8 AM – 7 PMevening
Sunday8 AM – 5 PM
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Typical general contracting prices

Typical general contracting prices
JobLowTypicalHigh
Kitchen remodelPer project: typical range of customer-reported remodels (about $75 to $250 per sq ft). US national range × 1.04 Pacific factor (2025 Cost vs. Value Report)$15,240$28,190$43,470
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range × 1.06 Pacific factor (2025 Cost vs. Value Report)$7,050$12,880$18,720

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

Compare nearby general contractors

Bertha Construction compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Bertha Construction (this business)—605.0 (33)—YesYes
Stronghome Seismic#14605.0 (70)—YesNo8.3 mi
Charter Construction#15604.4 (81)—YesYes7.7 mi
Huskies Construction - Best Construction Company Renton#17604.8 (108)—YesNo2.8 mi

See all 1513 ranked general contractors in Bryn Mawr-Skyway

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 33 Google reviews

Hired Bertha Construction? Write a review

Questions about Bertha Construction

How is Bertha Construction ranked in Bryn Mawr-Skyway?

Bertha Construction is ranked #16 of 1,513 general contractors in Bryn Mawr-Skyway by CR Score, with 60 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 Bertha Construction’s hours?

Bertha Construction is open 7 days a week. Its listed hours are Monday to Saturday, 8 AM – 7 PM; Sunday, 8 AM – 5 PM. On Saturdays it is open 8 AM to 7 PM, and on Sundays 8 AM to 5 PM. Hours come from the business listing; holiday hours may differ.

What areas does Bertha Construction serve?

Serves Bryn Mawr-Skyway and 11 towns within 25 miles: Renton, Fairwood, Tukwila, East Renton Highlands, Newcastle, East Hill-Meridian, Riverton, SeaTac, Boulevard Park, Mercer Island and Kent. The list is based on the business's location and the usual service radius for general contracting. Confirm your address is covered when you call.

What do Google reviews say about Bertha Construction?

Bertha Construction has a rating of 5.0 from 33 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 Bertha Construction?

Call Bertha Construction on (206) 450-3952. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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