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Diamond Construction Co.General contractor in Lancaster, CA

Diamond Construction Co. is a general contractor in Lancaster, CA, ranked #4 of 62 general contractors in Lancaster and rated 5.0 from 6 Google reviews. Open 24 hours a day, 7 days a week.

Lancaster, CAUpdated 0 paid placements in any rankingHow we rank

Call (818) 406-5740Website ↗

Key facts

Key facts about Diamond Construction Co.
Phone(818) 406-5740
Websitediamondconstruction-co.com
HoursOpen 24 hours, 7 days a week
Google rating5.0 from 6 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Lancaster and 11 towns within 25 miles: Quartz Hill, Palmdale, Acton, Vincent, Rosamond, Sun Village, Castaic, Santa Clarita, Valencia, Stevenson Ranch and Lake Los Angeles.

Based in Lancaster, CAView on map

Opening hours

Opening hours for Diamond Construction Co.
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

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

Diamond Construction Co. compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Diamond Construction Co. (this business)—615.0 (6)—YesYes
Proline Construction Inc#3635.0 (27)—YesYes1.8 mi

See all 62 ranked general contractors in Lancaster

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 6 Google reviews

Hired Diamond Construction Co.? Write a review

Questions about Diamond Construction Co.

How is Diamond Construction Co. ranked in Lancaster?

Diamond Construction Co. is ranked #4 of 62 general contractors in Lancaster by CR Score, with 61 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 Diamond Construction Co.’s hours?

Diamond Construction Co. is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Diamond Construction Co. serve?

Serves Lancaster and 11 towns within 25 miles: Quartz Hill, Palmdale, Acton, Vincent, Rosamond, Sun Village, Castaic, Santa Clarita, Valencia, Stevenson Ranch and Lake Los Angeles. 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 Diamond Construction Co.?

Diamond Construction Co. has a rating of 5.0 from 6 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 Diamond Construction Co.?

Call Diamond Construction Co. on (818) 406-5740. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own Diamond Construction Co.? 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.

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