Businesses in Simi Valley, California
4,061 local businesses across 110 categories, from doctors & clinics, restaurants and more shopping. 0.3% of everything listed in California.
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Quick answer
Simi Valley, CA has 4,061 businesses listed on USA Business Search in 110 categories across 7 ZIP codes. The most-listed are doctors & clinics, restaurants and more shopping.
Updated October 2026Most listed in Simi Valley
Doctors & clinicsRestaurantsMore shoppingReal estate agentsAuto repairInsurance agentsManufacturing & wholesaleSchools & tutoringSenior living & home careBusiness consulting
Home services
General contractors (87)Plumbers (32)Landscaping & lawn care (27)House cleaning (25)Locksmiths (23)Windows & doors (23)HVAC & heating (21)Movers & hauling (20)Concrete & paving (15)Roofers (13)Flooring (12)Electricians (11)Pest control (10)Water & fire restoration (10)Handyman services (9)Garage doors (8)Kitchen & bath remodeling (7)Interior design (6)Painters (6)Home inspectors (4)Solar (4)
Marketing & advertising
Auto
Food & drink
Health & medical
Beauty & personal care
Professional services
Real estate
Finance & insurance
Legal
Shopping & retail
Pets
Fitness & recreation
Hotels & travel
Education & childcare
Events & entertainment
Business & industrial
Community & faith
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More businesses in Simi Valley
Campgrounds & RV parks (2)
Camp Bud
Event venues (3)
Wood Ranch Country Club
Contacts N Coffee Simi Valley
S&k Scientific Llc
Farms & agriculture (2)
Four Oaks Farm
Christmas Ranch Tree Farms
Home inspectors (4)
Guyer Inspections Llc
Amerispec Inspection Services
Calspec Home Inspectors, Llc
Environmental Service Technologies
Outdoor adventure & tours (2)
Off Road Club Simi Valley (open Only Under Rsvp)
Ans Gear
Solar (4)
Sunder Energy - Los Angeles
Aeterna Energy
Avatar Solar
So Cal Energy Partners
Towing (2)
Swinks Simi Valley Towing
Tow Man
Vacation rentals (2)
Poltergeist House
Wowrentals
Common questions
How many businesses are listed in Simi Valley, California?
USA Business Search shows 4,061 businesses in Simi Valley across 110 categories.
How does Simi Valley compare with other California cities?
Simi Valley is #72 of 1,980 California cities and towns we cover by number of listings, with 0.3% of everything listed in the state.
What kinds of businesses are most common in Simi Valley?
The most-listed categories are doctors & clinics, restaurants and more shopping.
How do I add a Simi Valley business?
Listings are free. Use Add your business, or the Claim or fix link on any listing.