| Al's Tree Service & Landscapes LLC | Alvaro Pacheco Avila | — | (805) 279 6462 | Tree | Camarillo · Ventura County | — | — |
| Arboles Care Tree Service INC | Ivan Rodriguez | — | (805) 485 0640 | Tree | Oxnard · Ventura County | — | — |
| Arbor Artist INC | Jeremy Levi Kenton | — | (805) 798 1463 | Tree | Ojai · Ventura County | — | — |
| Arborist Crew Services INC | Joel Christopher Brinkman | — | (818) 634 5102 | Tree | Camarillo · Ventura County | — | — |
| Bob Loft The Tree Trimmer | Robert Ernest Loft | — | (805) 499 9107 | Tree | Thousand Oaks · Ventura County | — | — |
| California Industries INC | Linda Ann Schmidt | info@california-industries.com | (805) 643 8900 | Tree | Ventura · Ventura County | — | — |
| California Land Clearing INC | Linda Ann Schmidt | — | (805) 643 8900 | Tree | Ventura · Ventura County | — | — |
| Call Oscar Tree Service | Acosta Oscar Delgado | calloscars@yahoo.com | (805) 646 7934 | Tree | Ojai · Ventura County | — | — |
| Charles Van Nortwick Weed Abatement INC | Daniel Valdez Coronado | — | (805) 482 2475 | Tree | Camarillo · Ventura County | — | — |
| Conejo Valley Tree Service | Echtekleff Alexander | — | (805) 241 0404 | Tree | Thousand Oaks · Ventura County | — | — |
| Don Javi's Tree Services INC | Javier Carrasco Madrigal | — | (805) 586 5281 | Tree | Oxnard · Ventura County | — | — |
| Dulka Tree Service | Kurt John Dulka | — | (805) 444 0431 | Tree | Camarillo · Ventura County | — | — |
| Efrain A Villeda Menendez | Efrain A Villeda Menendez | — | (805) 432 7516 | Tree | Thousand Oaks · Ventura County | — | — |
| Escalante Tree Service | Cesar Augusto Escalante | — | (805) 660 2750 | Tree | Moorpark · Ventura County | — | — |
| First Class Tree Service | Pamela Alejandra Plascencia Silva | — | (805) 612 2969 | Tree | Oxnard · Ventura County | — | — |
| Francisco Ramos | Francisco Ramos | — | (805) 445 9075 | Tree | Camarillo · Ventura County | — | — |
| Gaspar's Tree Service | Jesus Gaspar Calderon Mendoza | — | (805) 366 5121 | Tree | Oxnard · Ventura County | — | — |
| Gold Coast Tree Service INC | Michael Saul Sokoloff | — | (805) 578 6500 | Tree | Simi Valley · Ventura County | — | — |
| Integrity Tree Brush And Hauling | Integrity Tree Brush And Hauling | — | (805) 501 2413 | Tree | Simi Valley · Ventura County | — | — |
| Jorge L Salinas | Jorge L Salinas | — | (805) 746 8603 | Tree | Oxnard · Ventura County | — | — |
| Joseph Christman's West Coast Tree INC | Joseph Dennis Christman | — | (805) 479 9686 | Tree | Ventura · Ventura County | — | — |
| Julian's Tree Care | Julian's Tree Care | — | (805) 377 1561 | Tree | Oxnard · Ventura County | — | — |
| Lead Saw Tree Service | Paredes Christopher | — | (805) 210 0011 | Tree | Simi Valley · Ventura County | — | — |
| Leo's And Son's Tree Service | Leopoldo Jimenez Guardado | — | (805) 581 0922 | Tree | Simi Valley · Ventura County | — | — |
| Lns Tree Service INC | Jorge Luis Elenes | — | (805) 889 5010 | Tree | Oxnard · Ventura County | — | — |
| Lopez Tree Trimming INC | Carlos Luis Vasquez | — | (805) 793 2542 | Tree | Oxnard · Ventura County | — | — |
| M G Tree Service | Gonzalez Mario | — | (805) 844 8998 | Tree | Somis · Ventura County | — | — |
| Mark Crane's Tree INC | Mark Anthony Crane | info@markcranestree.com | (805) 685 2320 | Tree | Ojai · Ventura County | — | — |
| N V R Tree Service | Ricardo Carranza Rodriguez | — | (805) 607 6099 | Tree | Oxnard · Ventura County | — | — |
| Native Trees | Ana Victoria Castellanos | — | (805) 330 0596 | Tree | Oxnard · Ventura County | — | — |
| Natural Tree Services INC | Irma Perez | — | (805) 509 2474 | Tree | Oxnard · Ventura County | — | — |
| Natural Wonders Trees INC | Juan Angel Bautista | — | (818) 717 8787 | Tree | Simi Valley · Ventura County | — | — |
| Newsem Ag INC DBA Greene Tree Care | John Graydon Fleming | — | (805) 484 9900 | Tree | Camarillo · Ventura County | — | — |
| Pablo's Tree Service INC | Jose Pablo Alvarez | — | (805) 587 7653 | Tree | Simi Valley · Ventura County | — | — |
| Pena Tree Service INC | Vences Custodio Pena | penatree21@gmail.com | (805) 570 9501 | Tree | Ventura · Ventura County | — | — |
| Rb Tree Service | Beltran Arellano Rogelio | — | (805) 272 5509 | Tree | Ojai · Ventura County | — | — |
| Rolas Affordable Tree Service | Andres Negrete | — | (805) 236 0690 | Tree | Port Hueneme · Ventura County | — | — |
| Royal Oak Tree Service INC | Castro Bolanos Martin | — | (805) 624 9897 | Tree | Simi Valley · Ventura County | — | — |
| Safe & Beautiful Tree Company INC | Gabriel Herrera Astorga | — | (805) 526 8733 | Tree | Simi Valley · Ventura County | — | — |
| Salinas Tree Service | Salinas Atanasio | — | (805) 377 4689 | Tree | Camarillo · Ventura County | — | — |