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Semper SolarisSolar installer in Concord, CA

Semper Solaris is a solar installer at 1990 Olivera Rd Suite E, Concord, CA 94520, ranked #4 of 273 solar installers in Concord and rated 4.6 from 135 Google reviews. Open 7 days a week.

Concord, CAUpdated 0 paid placements in any rankingHow we rank

Call (925) 320-3933Website ↗

Key facts

Key facts about Semper Solaris
Address1990 Olivera Rd Suite E, Concord, CA 94520Get directions
Phone(925) 320-3933
Websitesempersolaris.com
HoursMonday to Saturday: 7 AM – midnight; Sunday: 9 AM – midnight
Google rating4.6 from 135 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Solarmain tradeGoogle main category
  • Roofingadditional Google category
  • HVACadditional Google category

Service area

Serves Concord and 11 towns within 40 miles: Pleasant Hill, Contra Costa Centre, Martinez, Waldon, Bay Point, Walnut Creek, Benicia, Clayton, Saranap, Lafayette and Pittsburg.

Based in Concord, CAView on map

Opening hours

Opening hours for Semper Solaris
DayHours
Monday7 AM – midnightevening
Tuesday7 AM – midnightevening
Wednesday7 AM – midnightevening
Thursday7 AM – midnightevening
Friday7 AM – midnightevening
Saturday7 AM – midnightevening
Sunday9 AM – midnightevening
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays

Typical solar installation prices

Typical solar installation prices
JobLowTypicalHigh
Solar panel installationPer system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report)$29,770$33,680$36,640

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

Compare nearby solar installers

Semper Solaris compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Semper Solaris (this business)—614.6 (135)—YesYes
East Bay Solar Cleaning LLC#2625.0 (104)—YesYes8.5 mi
SunPower®#3614.5 (1,576)—YesYes17.7 mi
Solar Shine#5604.9 (268)—YesYes19.2 mi

See all 273 ranked solar installers in Concord

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.6from 135 Google reviews

Hired Semper Solaris? Write a review

Questions about Semper Solaris

How is Semper Solaris ranked in Concord?

Semper Solaris is ranked #4 of 273 solar installers in Concord 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 Semper Solaris’ hours?

Semper Solaris is open 7 days a week. Its listed hours are Monday to Saturday, 7 AM – midnight; Sunday, 9 AM – midnight. On Saturdays it is open 7 AM to midnight, and on Sundays 9 AM to midnight. Hours come from the business listing; holiday hours may differ.

What areas does Semper Solaris serve?

Serves Concord and 11 towns within 40 miles: Pleasant Hill, Contra Costa Centre, Martinez, Waldon, Bay Point, Walnut Creek, Benicia, Clayton, Saranap, Lafayette and Pittsburg. The list is based on the business's location and the usual service radius for solar installation. Confirm your address is covered when you call.

What do Google reviews say about Semper Solaris?

Semper Solaris has a rating of 4.6 from 135 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 Semper Solaris?

Call Semper Solaris on (925) 320-3933. The business is at 1990 Olivera Rd Suite E, Concord, CA 94520. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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