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ADU Builders in Cypress, CA

61 builders ยท ranked by Google rating and review volume ยท 34 CSLB license verified

โ˜… Featured ADU builder

Featured ADU builder โ€” this spot is open

Put your ADU company at the top of this page, in front of Cypress homeowners who are comparing builders right now. Includes your logo, project photos, a direct call button and a link to your website.

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Located in Orange County, Cypress had a 2020 Census population of about 50,151. We found 61 ADU builders and contractors that show up for Cypress homeowners on Google Maps, 3 of them based in the city itself. Their average Google rating is 4.7 stars. 18 market themselves specifically as ADU builders, and 2 mention garage conversions. 34 have a matched, active CSLB license shown with a verified badge. The top-rated by our review-weighted score are John Christopher Construction, Inc., ADU West Coast and Serhal Builders.

In Orange County, HOA and design-standard questions come up often. State law voids CC&Rs that ban ADUs, but HOAs can still apply reasonable objective standards. Compact lots make attached units and garage conversions popular.

#2

ADU West Coast

5.0 (37 Google reviews)
โœ” CSLB License Verified #1064076

13001 Seal Beach Blvd #210, Seal Beach, CA 90740

Serves Cypress ยท based in Seal Beach
ADU specialistHome builderGeneral contractor
CallWebsiteView profile
#3

Serhal Builders

5.0 (30 Google reviews)
โœ” CSLB License Verified #1074208

1328 E Orangethorpe Ave, Fullerton, CA 92831

Serves Cypress ยท based in Fullerton
Remodels & additionsGeneral contractor
CallWebsiteView profile
#14

Vision ADU

5.0 (14 Google reviews)
โœ” CSLB License Verified #1115842

1440 S State College Blvd #6h, Anaheim, CA 92806

Serves Cypress ยท based in Anaheim
ADU specialist
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#22

NewGen ADU Builders

5.0 (7 Google reviews)
โœ” CSLB License Verified #1087166

18000 Studebaker Rd #700, Cerritos, CA 90703

Serves Cypress ยท based in Cerritos
ADU specialistHome builder
CallView profile
#30

ADUscale

5.0 (4 Google reviews)

528 W Hampshire Ave, Anaheim, CA 92805

Serves Cypress ยท based in Anaheim
ADU specialistHome builder
CallWebsiteView profile
#31

Dv construction

5.0 (4 Google reviews)
โœ” CSLB License Verified #1116638

10055 Lampson Ave, Garden Grove, CA 92840

Serves Cypress ยท based in Garden Grove
CallView profile
#37

A Ortega Construction

5.0 (3 Google reviews)
โœ” CSLB License Verified #1121808

12022 Centralia St Unit B, Hawaiian Gardens, CA 90716

Serves Cypress ยท based in Hawaiian Gardens
General contractor
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#43

KoBolt Construction

4.6 (11 Google reviews)
โœ” CSLB License Verified #1024785

406 E Commonwealth Ave #3, Fullerton, CA 92832

Serves Cypress ยท based in Fullerton
Remodels & additionsHome builderGeneral contractor
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#45

FNCC Construction

5.0 (1 Google reviews)

230 N Crescent Way Unit g, Anaheim, CA 92801

Serves Cypress ยท based in Anaheim
Remodels & additionsGeneral contractor
CallView profile
#48

Grip Construction

5.0 (1 Google reviews)
โœ” CSLB License Verified #636479

Service-area business ยท Cypress

Serves Cypress ยท based in Cypress
Home builderGeneral contractor
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#50

Pro Starz

4.2 (5 Google reviews)
โœ” CSLB License Verified #989072

11306 183rd St #205, Cerritos, CA 90703

Serves Cypress ยท based in Cerritos
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#52

J. P Homes

1.0 (1 Google reviews)
โœ” CSLB License Verified #1090320

780 N Euclid St Suite 201, Anaheim, CA 92801

Serves Cypress ยท based in Anaheim
Remodels & additionsHome builderGeneral contractor
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#55

Buena Park ADU

No rating yet (0 Google reviews)

6925 Aragon Cir, Buena Park, CA 90620

Serves Cypress ยท based in Buena Park
ADU specialistHome builder
CallView profile
#57

NexaBuild Construction

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1155013

Service-area business ยท Cypress

Serves Cypress ยท based in Cypress
Remodels & additionsHome builderGeneral contractor
CallWebsiteView profile
#59

OCADUSTUDIO

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1155045

13251 Pinto Rd, Garden Grove, CA 92843

Serves Cypress ยท based in Garden Grove
ADU specialistGeneral contractor
CallWebsiteView profile

Permits and pre-approved plans in Cypress

ADU permits in Cypress go through the city's building or planning department. Under AB 1332, every California city and county had to set up a pre-approved ADU plan program by January 1, 2025, so ask Cypress whether it has approved plans you can use. See our pre-approved plans guide and California ADU law summary.

Planning an ADU in Cypress? Start here

AB 1033: Can You Sell an ADU Separately in California?How to Legalize an Unpermitted ADU in California (AB 2533)ADU Rental Income and Property Taxes in California: What to ExpectTwo-Story and Above-Garage ADUs in California: Height Rules, Costs and Design

All ADU guides โ†’

Cypress ADU FAQ

How many ADU builders serve Cypress?

Our directory lists 61 ADU builders and contractors that appear for Cypress on Google Maps, including companies based in nearby Orange County communities.

Do I need a permit to build an ADU in Cypress?

Yes. ADUs need a building permit from the City of Cypress, which must approve or deny a complete application within 60 days under state law. Many cities also offer pre-approved plans that speed up review.

How much does an ADU cost in Cypress?

Most Southern California detached ADUs land around $350 to $550 per square foot all-in, garage conversions around $200 to $350, and JADUs around $50,000 to $150,000. Use our ADU cost estimator and get three itemized bids.

How are Cypress ADU builders ranked here?

By Google rating weighted by the number of reviews, so a 4.9 with 200 reviews ranks above a 5.0 with 3. Featured placements are clearly labeled and don't affect the organic ranking.

Nearby cities in Orange County

Anaheim 114Santa Ana 97Irvine 107Huntington Beach 88Garden Grove 97Fullerton 23Orange 95Costa Mesa 103Mission Viejo 59Westminster 53Lake Forest 60Newport Beach 96
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