| The Garden Wizard | The Garden Wizard | — | (510) 967 0689 | Windows, patio, painters | Oakland · Alameda County | — | — |
| The Glass Company | Sanchez John | — | (510) 715 2422 | Windows, patio, painters | Union City · Alameda County | — | — |
| The Glass Man & Sons | Yosef-Guy Levi | cs@theglassmanandsons.com | (510) 523 5046 | Windows, patio, painters | Alameda · Alameda County | — | — |
| The Good Guys Stones And Landscaping | Paul Ara Dermenjian | — | (510) 985 9773 | Windows, patio, painters | Oakland · Alameda County | — | — |
| The Great Oak | The Great Oak | — | (510) 465 0876 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| The Greek Painting Co INC | John Sgouros | — | (510) 889 0487 | Windows, patio, painters | Castro Valley · Alameda County | — | — |
| The Green Machine Landscaping | The Green Machine Landscaping | — | (510) 382 1990 | Windows, patio, painters | Oakland · Alameda County | — | — |
| The Handy Frenchman LLC DBA The French Painter | Patrick Gregoire | — | (415) 513 7624 | GC, remodel, ADU | Berkeley · Alameda County | — | — |
| The House Doctor Incorporated | Richard Barry Jabour | — | (925) 495 3761 | GC, remodel, ADU | Dublin · Alameda County | — | — |
| The Intimate Flame INC | Ryan Milton Svrdlin | — | (510) 797 9768 | Other | Fremont · Alameda County | — | — |
| The Irish Sweep INC | Sally Walker Mc Knight | — | (510) 521 4088 | Other | Alameda · Alameda County | — | — |
| The Lewis Family Corp DBA Commercial Gutter - Golden Gate Metal | John Robert Lewis | — | (510) 979 1123 | Other | Fremont · Alameda County | — | — |
| The Lunt Marymor Company INC | David Margolin | — | (510) 985 2889 | HVAC | Emeryville · Alameda County | — | — |
| The M J Speed Company | Mark Richard Speed | — | (510) 276 0504 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| The Monarch Construction Company | Jose Fernando Plasencia | — | (510) 508 1197 | GC, remodel, ADU | Alameda · Alameda County | — | — |
| The Original Crafters | The Original Crafters | interested@domainmarket.com | (510) 459 5212 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| The Other Guys Painting Co | Hernandez Rodrigo | — | (650) 385 1933 | Windows, patio, painters | Hayward · Alameda County | — | — |
| The Perfect Color | The Perfect Color | — | (510) 943 2094 | Windows, patio, painters | Hayward · Alameda County | — | — |
| The Perfect Painting Line | The Perfect Painting Line | — | (510) 285 7403 | Windows, patio, painters | Berkeley · Alameda County | — | — |
| The Pinnacle Plumbing And Rooter Service | Fernando Jose Urrutia | — | (925) 204 9992 | Other | Dublin · Alameda County | — | — |
| The Plumbing Ministry | Louis Edward Sr| Ray Louis Ray | plumbingministry@gmail.com | (510) 430 1853 | Other | San Leandro · Alameda County | — | — |
| The Pool Smith-pool Maintenance & Repair | Gene Curtis Smith | — | (925) 339 2368 | Pool | Pleasanton · Alameda County | — | — |
| The Posada Group INC | The Posada Group INC | — | (408) 261-9500 | Property managers | San Jose · Alameda County | — | — |
| The Pro Painter | The Pro Painter | — | (415) 573 8971 | Windows, patio, painters | Oakland · Alameda County | — | — |
| The Pull Of The Saw | The Pull Of The Saw | — | (510) 635 7182 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| The Remodelers | The Remodelers | — | (510) 401 7881 | Electricians | Hayward · Alameda County | — | — |
| The Reuse People Of America INC | Michael Ray Chambers | — | (510) 383 1983 | Other | Oakland · Alameda County | — | — |
| The Rock Tile Construction | Nixon Estuardo Garcia | — | (650) 759 5180 | Other | Hayward · Alameda County | — | — |
| The Roofing Friend INC | Covarrubias Florentino Guerrero | info@roofingfriend.com | (510) 999 7663 | Other roofers | Hayward · Alameda County | — | — |
| The Seasonscape | Robert Louis Costa Minner | — | (415) 283 5922 | Windows, patio, painters | Oakland · Alameda County | — | — |
| The Security Center | Kenneth Charles Gray | — | (510) 670 0404 | Alarm and generators | Hayward · Alameda County | — | — |
| The Shed Shop | Nicholas Lee Werho | — | (510) 791 7433 | Electricians | Hayward · Alameda County | — | — |
| The Signworks Of America INC | Mark Martin De Ocampo | — | (510) 538 1551 | Other | Hayward · Alameda County | — | — |
| The Town Builders INC | Vasquez Pedro Ramirez | — | (510) 712 8899 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| The Traffic Guys LLC | Carlos Alberto Moreno | — | (510) 256 5800 | Other | Hayward · Alameda County | — | — |
| The Way Mechanical | The Way Mechanical | — | (415) 218 0484 | HVAC | San Lorenzo · Alameda County | — | — |
| The West Hogwarts INC | Chris Qin Perry | — | (408) 568 2173 | GC, remodel, ADU | Newark · Alameda County | — | — |
| The Window Specialist DBA Tws Wholesale | Keith Charles Perry | — | (510) 923 1000 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| The Window Works Of California | Laura Claire Bueno | — | (925) 689 1930 | GC, remodel, ADU | Dublin · Alameda County | — | — |
| The Wright Electrical Contractor | Robert John Iii Wright | — | (510) 861 2692 | Electricians | Castro Valley · Alameda County | — | — |