Skip to content
ContractorsRanked

CMAX Sanitary ServicesPressure washing company in Ontario, CA

CMAX Sanitary Services is a pressure washing company at 305 N Sacramento Ave, Ontario, CA 91764, ranked #1 of 103 pressure washing companies in Ontario and rated 5.0 from 1,221 Google reviews. Open Monday to Saturday.

Ontario, CAUpdated 0 paid placements in any rankingHow we rank

Call (877) 792-7424Website ↗

Key facts

Key facts about CMAX Sanitary Services
Address305 N Sacramento Ave, Ontario, CA 91764Get directions
Phone(877) 792-7424
Websitecmaxwash.com
HoursMonday to Saturday: 6 AM – 7 PM
Google rating5.0 from 1,221 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Ontario and 11 towns within 15 miles: Upland, Rancho Cucamonga, Montclair, Chino, Claremont, Jurupa Valley, Eastvale, Pomona, Glen Avon, Los Serranos and La Verne.

Based in Ontario, CAView on map

Opening hours

Opening hours for CMAX Sanitary Services
DayHours
Monday6 AM – 7 PMevening
Tuesday6 AM – 7 PMevening
Wednesday6 AM – 7 PMevening
Thursday6 AM – 7 PMevening
Friday6 AM – 7 PMevening
Saturday6 AM – 7 PMevening
SundayClosed
  • Open evenings (after 6 PM)
  • Open Saturdays
  • Open Sundays — no

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 1,221 Google reviews

Hired CMAX Sanitary Services? Write a review

Questions about CMAX Sanitary Services

How is CMAX Sanitary Services ranked in Ontario?

CMAX Sanitary Services is ranked #1 of 103 pressure washing companies in Ontario by CR Score, with 66 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 CMAX Sanitary Services’ hours?

CMAX Sanitary Services is open Monday to Saturday. Its listed hours are Monday to Saturday, 6 AM – 7 PM. On Saturdays it is open 6 AM to 7 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does CMAX Sanitary Services serve?

Serves Ontario and 11 towns within 15 miles: Upland, Rancho Cucamonga, Montclair, Chino, Claremont, Jurupa Valley, Eastvale, Pomona, Glen Avon, Los Serranos and La Verne. The list is based on the business's location and the usual service radius for pressure washing. Confirm your address is covered when you call.

What do Google reviews say about CMAX Sanitary Services?

CMAX Sanitary Services has a rating of 5.0 from 1,221 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 CMAX Sanitary Services?

Call CMAX Sanitary Services on (877) 792-7424. The business is at 305 N Sacramento Ave, Ontario, CA 91764. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

Own CMAX Sanitary Services? 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.

Claim this profile

Compare nearby pressure washing companies

CMAX Sanitary Services compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
CMAX Sanitary Services (this business)—665.0 (1,221)—YesNo
Pirate Pete's Power Washing#2635.0 (131)—YesNo3.6 mi
Tomicic's Pressure Washing & Sweeping Service#3614.8 (51)—YesYes4.4 mi

See all 103 ranked pressure washing companies in Ontario