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Onyx BasementsGeneral contractor in Calgary, AB

Onyx Basements is a general contractor at 4301 D 9 St SE, Calgary, AB T2G 3C8, ranked #34 of 188 general contractors in Calgary and rated 5.0 from 15 Google reviews. Open 7 days a week.

Calgary, ABUpdated 0 paid placements in any rankingHow we rank

Call (403) 244-2156Website ↗

Key facts

Key facts about Onyx Basements
Address4301 D 9 St SE, Calgary, AB T2G 3C8Get directions
Phone(403) 244-2156
Websiteonyxbasements.ca
HoursMonday to Sunday: 8 AM – 8 PM
Google rating5.0 from 15 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Calgary and 3 towns within 40 km: Airdrie, Okotoks and Cochrane.

Based in Calgary, ABView on map

Opening hours

Opening hours for Onyx Basements
DayHours
Monday8 AM – 8 PMevening
Tuesday8 AM – 8 PMevening
Wednesday8 AM – 8 PMevening
Thursday8 AM – 8 PMevening
Friday8 AM – 8 PMevening
Saturday8 AM – 8 PMevening
Sunday8 AM – 8 PMevening
  • 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 converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)CA$20,510CA$37,930CA$58,490
Bathroom remodelPer bathroom: typical range of customer-reported remodels. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)CA$9,350CA$17,080CA$24,820

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

Compare nearby general contractors

Onyx Basements compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Onyx Basements (this business)—605.0 (15)—YesYes
Cannon Construction & Design Inc.#32603.9 (17)—YesYes4.4 km
KCB Design Build Remodel#33605.0 (36)—YesNo18.4 km
Paramount Home Renovations#35594.8 (74)—NoNo1.9 km

See all 188 ranked general contractors in Calgary

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 15 Google reviews

Hired Onyx Basements? Write a review

Questions about Onyx Basements

How is Onyx Basements ranked in Calgary?

Onyx Basements is ranked #34 of 188 general contractors in Calgary 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 Onyx Basements’ hours?

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

What areas does Onyx Basements serve?

Serves Calgary and 3 towns within 40 km: Airdrie, Okotoks and Cochrane. 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 Onyx Basements?

Onyx Basements has a rating of 5.0 from 15 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 Onyx Basements?

Call Onyx Basements on (403) 244-2156. The business is at 4301 D 9 St SE, Calgary, AB T2G 3C8. 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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