| Hensley's Paving And General Engineering INC | Karen Lynn Nelson | — | (209) 874 9710 | Other | Hickman · Stanislaus County | — | — |
| Heritage Builders | John Edward Gish | — | (209) 996 3024 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Herk's Plumbing | Huelon Cliffton Jr Usrey | %20herksplumbing@gmail.com | (209) 496 1388 | Other | Modesto · Stanislaus County | — | — |
| Hex Mechanical | Hex Mechanical | — | (209) 735 0254 | HVAC | Patterson · Stanislaus County | — | — |
| Hfj Ez Construction INC | Luis Miguel Duran Acosta | — | (209) 360 9174 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Hg De Leon Painting INC | Leon Garcia Hugo De | deleon.garcia1984@gmail.com | (510) 541 4477 | Windows, patio, painters | Modesto · Stanislaus County | — | — |
| High Grade Security Systems | High Grade Security Systems | — | (408) 734 6565 | Electricians | Modesto · Stanislaus County | — | — |
| High Sierra Floor Care | High Sierra Floor Care | — | (209) 321 3448 | Other | Modesto · Stanislaus County | — | — |
| Highly Favored Contractors | Highly Favored Contractors | info@highlyfavoredcontractors.com | (209) 618-2330 | Restoration | Modesto · Stanislaus County | — | — |
| Highway Plumbing & Rooter LLC | Juan Manuel Huitanda Calderon | — | (209) 538 1893 | Other | Modesto · Stanislaus County | — | — |
| Hiler & Son's General Contracting INC | Bradley Michael Hiler | — | (209) 542 5550 | GC, remodel, ADU | Hughson · Stanislaus County | — | — |
| Hilton Construction | Charles Dewayne Hilton | — | (209) 534 6496 | GC, remodel, ADU | Hughson · Stanislaus County | — | — |
| Hiside Fabrication INC | Jim Ray Thurman | — | (209) 892 6561 | Other | Patterson · Stanislaus County | — | — |
| Hmi | Justin Tyler Kaiserman | — | (209) 604 7643 | Other | Salida · Stanislaus County | — | — |
| Hoffman Construction | Thomas Roy Hoffman | — | (209) 652 4070 | GC, remodel, ADU | La Grange · Stanislaus County | — | — |
| Hole In The Wall Drywall Repair | Jose Jr Gonzalez | — | (209) 752 1533 | Other | Modesto · Stanislaus County | — | — |
| Holidy Excavating & Engineering INC | Steven Ray Holidy | — | (530) 736 7211 | Other | Hughson · Stanislaus County | — | — |
| Holman Craftsmen INC | Daniel Lenwood Holman | — | (209) 845 2876 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Home Flood Prevention | Home Flood Prevention | — | (209) 581 3144 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Home Improvement Connection | Home Improvement Connection | — | (209) 518 4211 | GC, remodel, ADU | Salida · Stanislaus County | — | — |
| Home Plus Heating & Air Conditioning INC | Nardin Hormoz | — | (209) 250 9594 | HVAC | Modesto · Stanislaus County | — | — |
| Home Repair & Restoration | Home Repair & Restoration | — | (209) 324 2889 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Home Town Stone | Ryan Earl Kelly | info@hometownstone.com | (209) 589 5500 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Homeowners Electric/steven T Amador | Steven Thomas Amador | — | (209) 892 8500 | Electricians | Patterson · Stanislaus County | — | — |
| Hometown Heating And Air INC | Ryan Scott Irons | — | (209) 556 3102 | HVAC | Modesto · Stanislaus County | — | — |
| Honeys Air & Solar | Jacquelyn Rae Santos | — | (209) 523 2345 | HVAC | Modesto · Stanislaus County | — | — |
| Honu Experience | Honu Experience | — | (209) 910 4668 | Other | Modesto · Stanislaus County | — | — |
| Horizon Heating And Air Conditioning | Gregory Daniel Valdez | — | (209) 535 4683 | HVAC | Turlock · Stanislaus County | — | — |
| Horizon Landscaping | Horizon Landscaping | — | (209) 523 4512 | Windows, patio, painters | Modesto · Stanislaus County | — | — |
| Hornet Metalworks INC | James Robert Riddell | — | (209) 380 7521 | Other | Modesto · Stanislaus County | — | — |
| Housey Air INC | Brett Jacob Houser | — | (209) 596 2848 | HVAC | Modesto · Stanislaus County | — | — |
| Houston Manufacturing & Installation INC | Ramon Morales Villarreal | — | (209) 556 0163 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Howell Construction INC | Steven James Howell | howellconstr@yahoo.com | (209) 523 8830 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Howell David L | Howell David L | — | (209) 527 2800 | Electricians | Modesto · Stanislaus County | — | — |
| Howk Well & Equipment Co INC DBA Howk Systems | Thomas Robert Weimer | — | (209) 529 4110 | Other | Modesto · Stanislaus County | — | — |
| Hoyt's Construction Company | Joshua Jeremiah Hoyt | — | (530) 510 2912 | HVAC | Modesto · Stanislaus County | — | — |
| Hsd Masonry Corporation | Daniel Urias Mendoza-ramirez | — | (209) 204 3417 | Other | Modesto · Stanislaus County | — | — |
| Hsi Contractor INC | Preston Lee Stephens | — | (209) 408 0183 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Huff Construction Company INC | Bradley Tyler Ardis | — | (209) 545 7505 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Huff Construction Energy Solutions | Garrett John Ardis | — | (209) 545 7505 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |