| Industrial Construction Enterprises INC DBA I C E INC | Levi Nick Pivovaroff | — | (661) 832 4423 | Other | Bakersfield · Kern County | — | — |
| Industrial Controls Group INC | Mark Tyler Velvick | — | (661) 205 6522 | Electricians | Bakersfield · Kern County | — | — |
| Industrial Design & Construction INC | David Wesley Williams | — | (661) 589 9575 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Industrial Electric Construction & Maintenance_co | Zachary Ryan Blackmon | — | (661) 735 8463 | Electricians | Bakersfield · Kern County | — | — |
| Industrial Systems Consulting INC | Ryan Scott Bledsoe | — | (661) 615 3082 | Other | Bakersfield · Kern County | — | — |
| Industrial Water Technologies INC | Mary Anne Van Fleet | — | (661) 447 4009 | Other | Bakersfield · Kern County | — | — |
| Infinite Heating & Air Conditioning | Roy Rivera | — | (661) 610 5864 | HVAC | Bakersfield · Kern County | — | — |
| Iniguez Heating & Aire INC | Rodolfo Jr Iniguez | — | (661) 932 2735 | HVAC | Shafter · Kern County | — | — |
| Innovating Roofing Company | Murillo Guillermo | — | (661) 301 8292 | Other roofers | Bakersfield · Kern County | — | — |
| Innovation Painting Service INC | Ornelas Pedro | — | (661) 979 8896 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Innovative Concrete Art INC | Jorge Luis Martinez | — | (661) 912 2163 | Other | Bakersfield · Kern County | — | — |
| Instrumental Engineering | Instrumental Engineering | — | (949) 547 6255 | Other | Lebec · Kern County | — | — |
| Integral Solutions General Contractor Corp | Arteaga Fernando Gonzalez | — | (661) 376 1484 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Integrated Home Solutions | Integrated Home Solutions | — | (213) 324 1656 | Other | Bakersfield · Kern County | — | — |
| Integrated Home Solutions Group INC | Jaime Alberto Castellanos | — | (213) 324 1656 | Other | Bakersfield · Kern County | — | — |
| Integrity Glass And Window Replacement | Integrity Glass And Window Replacement | — | (661) 822 1468 | Windows, patio, painters | Tehachapi · Kern County | — | — |
| Inter Faith Electric & Fire INC | Marisol Del Socorro Beale | — | (661) 245 3224 | Electricians | Frazier Park · Kern County | — | — |
| Interior Wood Specialties | Interior Wood Specialties | eben@eyebytes.com | (661) 822 0613 | Other | Tehachapi · Kern County | — | — |
| International Underground Services | Javier Iran Canez Sanchez | — | (805) 218 7102 | Other | Bakersfield · Kern County | — | — |
| International Water Screens | Richard Eugene Gargan | iwsrich@sbcglobal.net | (661) 979-1815 | Other | Bakersfield · Kern County | — | — |
| Intrepid Plastering LLC | Julio Cesar Cruz Ochoa | — | (661) 861 3765 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Iron Nikkel Construction INC | Rob Kenneth Nikkel | — | (661) 829 2929 | Other | Bakersfield · Kern County | — | — |
| Irrigation Concepts Engineering | Alexander William Valov | — | (661) 792 1886 | Other | Mc Farland · Kern County | — | — |
| Isabella Electric | Aaron James Morris | — | (760) 464 6710 | Electricians | Weldon · Kern County | — | — |
| Isaias Ceramic Tile | Isaias Ceramic Tile | — | (661) 345 4739 | Other | Bakersfield · Kern County | — | — |
| It Management Services | Christopher Lyle Freels | — | (661) 835 6599 | Other | Bakersfield · Kern County | — | — |
| Its Painted | Javier Guzman | — | (661) 624 9911 | Windows, patio, painters | Shafter · Kern County | — | — |
| Ivs General Contractor | Wendy Warren Quattlebaum | — | (661) 831 3900 | Electricians | Bakersfield · Kern County | — | — |
| J & A House Builders INC | Juan Alberto Martinez | — | (310) 744 5540 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| J & D Backhoe & Engineering | David Brian Hensche | — | (661) 821 0988 | Other | Tehachapi · Kern County | — | — |
| J & E Construction Co. | Deleon Joseph | — | (916) 743 8558 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| J & M Construction | Frausto Michael | info@jmconstruction.com | (805) 472-2400 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| J & M Land Restoration INC | Kristin Ashley Juette | — | (661) 872 8039 | Restoration | Bakersfield · Kern County | — | — |
| J & M Maintenance INC | Shawna Lynn Vargo | — | (661) 361 5675 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| J A Praut Plumbing INC | Edward Gene Jr Raut | — | (562) 547 4616 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| J B Electrical Services INC | James Albert Barger | — | (661) 345 7807 | Electricians | Bakersfield · Kern County | — | — |
| J B L Associates | Frederick Thomas Whitney | — | (760) 373 1800 | GC, remodel, ADU | California City · Kern County | — | — |
| J Bautista Environmental Service Incorporated | Bautista Ocampo Jose | — | (661) 376 2748 | Other | Bakersfield · Kern County | — | — |
| J Bros Construction | Alvarez J Bernardo | constructionjbrothers@gmail.com | (916) 235-6225 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| J C Electric | Jack Flynn Cornelison | — | (661) 549 3689 | Electricians | Bakersfield · Kern County | — | — |