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Authority Construction GroupGeneral contractor in Quartz Hill, CA

Authority Construction Group is a general contractor in Quartz Hill, CA, ranked #1 of 98 general contractors in Quartz Hill and rated 5.0 from 28 Google reviews. Open 24 hours a day, 7 days a week.

Quartz Hill, CAUpdated 0 paid placements in any rankingHow we rank

Call (661) 494-4026Website ↗

Key facts

Key facts about Authority Construction Group
Phone(661) 494-4026
Websiteauthorityconstructiongroup.com
HoursOpen 24 hours, 7 days a week
Google rating5.0 from 28 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Quartz Hill and 12 towns within 25 miles: Lomita, West Carson, Carson, Rolling Hills Estates, San Pedro, Torrance, Palos Verdes Estates, Rancho Palos Verdes, Long Beach, Redondo Beach, Gardena and Alondra Park.

Based in Quartz Hill, CAView on map

Opening hours

Opening hours for Authority Construction Group
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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 28 Google reviews

Hired Authority Construction Group? Write a review

Questions about Authority Construction Group

How is Authority Construction Group ranked in Quartz Hill?

Authority Construction Group is ranked #1 of 98 general contractors in Quartz Hill by CR Score, with 65 out of 100 as of November 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 Authority Construction Group’s hours?

Authority Construction Group 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 Authority Construction Group serve?

Serves Quartz Hill and 12 towns within 25 miles: Lomita, West Carson, Carson, Rolling Hills Estates, San Pedro, Torrance, Palos Verdes Estates, Rancho Palos Verdes, Long Beach, Redondo Beach, Gardena and Alondra Park. 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 Authority Construction Group?

Authority Construction Group has a rating of 5.0 from 28 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 Authority Construction Group?

Call Authority Construction Group on (661) 494-4026. 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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