| Gutierrez Excavating & Demolition | Gutierrez Excavating & Demolition | — | (909) 397 8717 | Other | Chino Hills · San Bernardino County | — | — |
| Gutierrez Grading And Digging | Gutierrez Grading And Digging | — | (951) 453 3277 | Other | Bloomington · San Bernardino County | — | — |
| Gutierrez Lath & Plaster INC | Nicolas Jovanny Gutierrez | — | (760) 552 5046 | Other | Lucerne Valley · San Bernardino County | — | — |
| Gutierrez Masonry | Gutierrez Masonry | — | (760) 244 9880 | Other | Hesperia · San Bernardino County | — | — |
| Gutter Made | Gutter Made | — | (909) 549 8696 | Other | Redlands · San Bernardino County | — | — |
| Guy Anderson | Guy Anderson | — | (760) 987 9101 | GC, remodel, ADU | Oak Hills · San Bernardino County | — | — |
| Guzman Grading And Paving Corp | Jesus Jr Guzman | — | (909) 428 5960 | Other | Fontana · San Bernardino County | — | — |
| Guzman Painting | Jose Luis Hernandez Guzman | — | (909) 270 9530 | Windows, patio, painters | Fontana · San Bernardino County | — | — |
| Guzman Septic Services | Stephano Guzman | — | (909) 734 7979 | Other | Rialto · San Bernardino County | — | — |
| Guzman Shotcrete Solutions INC | Luis Alberto Guzman | — | (310) 591 6687 | Other | Hesperia · San Bernardino County | — | — |
| Gv Electric INC | Gabriel Abel Villarreal | — | (909) 831 9741 | Electricians | Lake Arrowhead · San Bernardino County | — | — |
| Gxrm Construction INC | Germain Rayas | — | (760) 263 4166 | GC, remodel, ADU | Victorville · San Bernardino County | — | — |
| H & B Mechanical INC | Cody Neal Patten | services@hbmechanical.com | (760) 403 1463 | HVAC | Hesperia · San Bernardino County | — | — |
| H & B Services Incorporated | Barry David Valdez | — | (909) 578 2902 | GC, remodel, ADU | Devore · San Bernardino County | — | — |
| H & H Dirtworks LLC | Jason Dean Hansen | billostler.hhd@gmail.com | (760) 964 3599 | Other | Lucerne Valley · San Bernardino County | — | — |
| H & H General Contractors INC | Juan Manuel Olvera | — | (909) 425 3907 | Other | Highland · San Bernardino County | — | — |
| H & I Conkrete LLC | Ariel Ramirez | — | (909) 462 4668 | Other | Colton · San Bernardino County | — | — |
| H & M Fence | Manuel Pedraza | — | (909) 983 0306 | Other | Ontario · San Bernardino County | — | — |
| H & M Framing And Construction INC | Humberto Arellano Moreno | — | (909) 815 6472 | GC, remodel, ADU | Fontana · San Bernardino County | — | — |
| H & R Floor Covering | H & R Floor Covering | — | (909) 224 9083 | Other | Oak Hills · San Bernardino County | — | — |
| H & S Brush Works Painting INC | Jonathan Anthony Martinez | — | (714) 381 2400 | Windows, patio, painters | Oak Hills · San Bernardino County | — | — |
| H And K Electric | Tyler James Mcwilliams | — | (909) 557 0949 | Electricians | Highland · San Bernardino County | — | — |
| H B Heating And Cooling | H B Heating And Cooling | — | (760) 412 2464 | HVAC | Barstow · San Bernardino County | — | — |
| H B Home Bridge INC | Daniel Chi-pin Wu | — | (909) 569 3310 | GC, remodel, ADU | Chino Hills · San Bernardino County | — | — |
| H B Professional Plumbing INC | Ayala Hector | — | (909) 226 5798 | Other | Alta Loma · San Bernardino County | — | — |
| H C Group Partnership | Trinidad Aquino Hernandez | — | (909) 289 1145 | GC, remodel, ADU | Redlands · San Bernardino County | — | — |
| H D Concreteworks | H D Concreteworks | — | (909) 957 5441 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| H D Electrical INC | David Currie Hamilton | — | (909) 483 9749 | Electricians | Fontana · San Bernardino County | — | — |
| H D Gunite Pools | Ashley Belen Zenteno | — | (323) 670 0275 | Pool | Oak Hills · San Bernardino County | — | — |
| H D Rodriguez Engineering | H D Rodriguez Engineering | — | (909) 945 9885 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| H D Tile | H D Tile | — | (760) 221 2280 | Other | Hesperia · San Bernardino County | — | — |
| H D Z Structural Steel | H D Z Structural Steel | — | (909) 278 6965 | Other | Rialto · San Bernardino County | — | — |
| H E Hammer Construction Corp | Michael Arthur Hammer | — | (909) 446 8530 | GC, remodel, ADU | Yucaipa · San Bernardino County | — | — |
| H E Hoist Equipment | H E Hoist Equipment | — | (909) 573 6646 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| H G Construction And Remodeling | Gonzales Hector | — | (760) 490 9917 | GC, remodel, ADU | 29 Palms · San Bernardino County | — | — |
| H G Drywall | H G Drywall | — | (909) 580 0775 | Other | Big Bear Lake · San Bernardino County | — | — |
| H John Gomes Jr | H John Gomes Jr | — | (909) 337 0453 | GC, remodel, ADU | Cedar Glen · San Bernardino County | — | — |
| H K Construction INC | Harold Boyd Kneller | — | (909) 987 1355 | GC, remodel, ADU | Rancho Cucamonga · San Bernardino County | — | — |
| H L Hitchcock Construction INC | Hunter Leland Hitchcock | — | (909) 586 8413 | GC, remodel, ADU | Rancho Cucamonga · San Bernardino County | — | — |
| H L Plumbing Solutions | H L Plumbing Solutions | — | (760) 799 8301 | Other | Adelanto · San Bernardino County | — | — |