51,002 companies ranked3,437,403 Google reviews analyzedPulled from the top 100 US cities (adding more)0 paid placementsData updated Oct 31, 2026How we rank

Master Tech Irrigation

229Ranked #229 of 530 in the San Francisco-Oakland-Fremont, CA area ▲ 41 since Oct 31, 2026

4.8(33)Score 73.5 / 100129th most reviewedServes the San Francisco-Oakland-Fremont, CA area
What we checked

No company can pay for its position. Sponsor blocks are labeled. How we rank

Why it ranks #229

Review quality56.8 / 65
Review volume16.7 / 35

Weighted rating 4.81 (its 4.8 Google rating, pulled toward the area average until it has many reviews). Volume is 33 reviews on a log scale against the most reviewed company in the area (1,563). The full method

Where it ranks in Concord: every ranked company's score
050100
Rank history (2 updates)

At a glance

Serves
The San Francisco-Oakland-Fremont, CA area (no public street address)
Phone
(650) 642-7487
Website
mastertechirrigation.com
Weekdays
7 AM to 8 PM
Saturday
Open

Services

Irrigation and sprinklersDrainage

From the categories Master Tech Irrigation lists on Google: Lawn sprinkler system contractor, Drainage service, Service establishment.

Review signals

We have not read review dates for Master Tech Irrigation yet. Its Google rating and review count are above.

We show dates and counts we computed, never the review text. Read the reviews on Google

Compare to the top 3 in Concord

CompanyRankScoreRating
McCauley Agricultural & Pest Control#199.25.0 (1,313)
EcoGuard Pest Management#291.34.8 (1,563)
JMV Tree Services Corp#489.65.0 (191)
Master Tech Irrigation#22973.54.8 (33)
The full Concord ranking

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Ratings and review counts: Google Maps, read Oct 31, 2026. Data updated Nov 3, 2026. Something wrong? Correct this listing. Corrections