JNC Construction
5.0 (143 Google reviews)
9360 Base Line Rd Ste H, Rancho Cucamonga, CA 91701
Remodels & additionsHome builderGeneral contractor
ADU Builders in Riverside County
164 builders across 23 cities · 83 CSLB license verified
★ Featured ADU builder
Featured ADU builder — this spot is open
Put your ADU company at the top of this page, in front of Riverside County homeowners who are comparing builders right now. Includes your logo, project photos, a direct call button and a link to your website.
Inland lots in Riverside County tend to be larger, which suits detached ADUs and multigenerational layouts. Summer heat makes insulation, roof design and HVAC sizing worth discussing with your builder.
Cities in Riverside County
Banning 6Beaumont 9Cathedral City 9Coachella 3Corona 32Desert Hot Springs 4Eastvale 26Hemet 13Indio 4Jurupa Valley 43La Quinta 9Lake Elsinore 20Menifee 19Moreno Valley 8Murrieta 32Norco 12Palm Desert 6Palm Springs 24Perris 65Riverside 54San Jacinto 11Temecula 30Wildomar 31
Pre-approved plans and ADU programs in Riverside County
County programs apply to unincorporated areas. City programs apply within that city. Links verified November 2026.
Top-rated ADU builders in Riverside County
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M.L. Construction
5.0 (110 Google reviews)
✔ CSLB License Verified #902878886 W Rialto Ave, Rialto, CA 92376
Remodels & additions
Haven Home Remodeling & Roofing
5.0 (79 Google reviews)
Service-area business · Temecula
Remodels & additionsHome builderGeneral contractor
SouthSTAR Construction
5.0 (75 Google reviews)
✔ CSLB License Verified #10768701611 Pomona Rd, Corona, CA 92878
Home builderGeneral contractor
Lifescape Builders Inc
5.0 (73 Google reviews)
✔ CSLB License Verified #102785442550 De Portola Rd, Temecula, CA 92592
Home builder
Box Construction
5.0 (64 Google reviews)
✔ CSLB License Verified #102589930906 Wealth St, Murrieta, CA 92563
Remodels & additionsHome builderGeneral contractor
SAE Builders - Alumawood Patio Covers
5.0 (56 Google reviews)
28810 Broken Arrow Cir, Menifee, CA 92584
Remodels & additionsGeneral contractor
DHI Builds INC
5.0 (43 Google reviews)
✔ CSLB License Verified #98155141725 Elm St #302, Murrieta, CA 92562
Remodels & additions
Better World Remodeling Inc.
5.0 (42 Google reviews)
3600 Lime St Bldg 2, Riverside, CA 92501
Remodels & additionsHome builderGeneral contractor
Capital Construction Inc.
5.0 (42 Google reviews)
✔ CSLB License Verified #94103141558 Eastman Dr Unit D, Murrieta, CA 92562
Remodels & additionsHome builderGeneral contractor
Builders Innovation Group
5.0 (36 Google reviews)
Service-area business · Murrieta
Remodels & additionsHome builderGeneral contractor
Storm Guard Construction Inc.
5.0 (35 Google reviews)
✔ CSLB License Verified #10641581601 Chicago Ave, Riverside, CA 92507
General contractor
MDT, Inc
5.0 (32 Google reviews)
6744 Magnolia Ave, Riverside, CA 92506
Remodels & additionsGeneral contractor
California Home Center
4.9 (196 Google reviews)
✔ CSLB License Verified #109007941593 Winchester Rd Suite 200, Temecula, CA 92590
Remodels & additionsHome builderGeneral contractor
JMAR BUILDERS INC.
5.0 (28 Google reviews)
✔ CSLB License Verified #926229Service-area business · San Jacinto
SAN GORGONIO BUILDER | GENERAL CONTRACTOR
5.0 (28 Google reviews)
529 N 41 St, Banning, CA 92220
Garage conversionsRemodels & additionsHome builderGeneral contractor
JL Biber Construction, Inc.
5.0 (26 Google reviews)
✔ CSLB License Verified #521362Service-area business · Corona
General contractor
Good Neighbor Construction
5.0 (25 Google reviews)
✔ CSLB License Verified #11344351255 W Colton Ave #589, Redlands, CA 92374
Remodels & additionsHome builderGeneral contractor
St Paul Contracting
5.0 (25 Google reviews)
✔ CSLB License Verified #11040719650 Business Center Dr Bldg 17, Suite 131, Rancho Cucamonga, CA 91730
J.Peace Builders Inc
5.0 (24 Google reviews)
✔ CSLB License Verified #1073588414 E Rialto Ave STE B, San Bernardino, CA 92408
General contractor
SoCal ADU Pros, Inc
5.0 (22 Google reviews)
8175 Limonite Ave suite A, Riverside, CA 92509
ADU specialistRemodels & additions
Woollard Construction
5.0 (22 Google reviews)
✔ CSLB License Verified #842038Service-area business · Temecula
Remodels & additionsHome builderGeneral contractor
Baja Construction
5.0 (22 Google reviews)
✔ CSLB License Verified #1146300Service-area business · Hemet
Garage conversionsRemodels & additionsGeneral contractor
Trust Company Remodeling
4.9 (61 Google reviews)
Service-area business · Murrieta
Remodels & additionsHome builderGeneral contractor
New Empire Design Center, Inc.
4.9 (50 Google reviews)
18281 Collier Ave Ste A, Lake Elsinore, CA 92530
Remodels & additions
Straight Edge Builders
4.9 (48 Google reviews)
✔ CSLB License Verified #1075936301 9th St, Redlands, CA 92374
Garage conversionsRemodels & additionsGeneral contractor
Golden State Home Repair and Renovations
4.9 (48 Google reviews)
✔ CSLB License Verified #104533226685 Madison Ave, Murrieta, CA 92562
Remodels & additionsGeneral contractor
Damian DeLapp Builders
5.0 (19 Google reviews)
✔ CSLB License Verified #6528101749 Bern Dr, Corona, CA 92882
Remodels & additionsHome builderGeneral contractor
Titan CR Inc
5.0 (19 Google reviews)
✔ CSLB License Verified #112497646386 Teton Trail, Temecula, CA 92592
Stephens Brothers Construction Inc.
5.0 (18 Google reviews)
✔ CSLB License Verified #96475931779 Fallbrook Cir, Murrieta, CA 92563
Remodels & additionsHome builderGeneral contractor
Khan Construction Co.
4.9 (37 Google reviews)
✔ CSLB License Verified #7005195802 Aurora Ave, Jurupa Valley, CA 91752
Home builderGeneral contractor
D & K Builders
5.0 (17 Google reviews)
Service-area business · Lake Elsinore
Remodels & additionsHome builderGeneral contractor
RG Marble & General Construction
5.0 (16 Google reviews)
✔ CSLB License Verified #900335Service-area business · Colton
Remodels & additionsGeneral contractor
Fissile Home Solutions
5.0 (16 Google reviews)
✔ CSLB License Verified #1111241Service-area business · Palm Springs
Remodels & additionsHome builderGeneral contractor
S-Line Contractors
5.0 (15 Google reviews)
✔ CSLB License Verified #10538413610 Central Ave #400, Riverside, CA 92506
General contractor
Berney Construction
5.0 (15 Google reviews)
✔ CSLB License Verified #597884Suttles Dr, Riverside, CA 92504
Home builderGeneral contractor
Homerun Restoration
5.0 (14 Google reviews)
Service-area business · Lake Elsinore
Remodels & additionsGeneral contractor
General Contractor Say Group Development
5.0 (14 Google reviews)
✔ CSLB License Verified #116150011799 Sebastian Way Ste 103, Rancho Cucamonga, CA 91730
General contractor
AMS So Cal Builders
5.0 (13 Google reviews)
✔ CSLB License Verified #1060821Service-area business · Riverside
Remodels & additionsGeneral contractor