| Abt Painting | Abt Painting | — | (530) 885 7902 | Windows, patio, painters | Sierra City · Sierra County | — | — |
| Affordable Top Electricians Of Sierra Madre | Affordable Top Electricians Of Sierra Madre | — | (626) 539-8480 | Electricians | Sierra Madre · Sierra County | — | — |
| Allied General Contractors INC | Allied General Contractors INC | — | (661) 203-8569 | GC, remodel, ADU | Mammoth Lakes · Sierra County | — | — |
| Alpine Tree Services | Justin Connor Macdougall | — | (530) 556 1466 | Other | Loyalton · Sierra County | — | — |
| Black Bear Log Homes INC | Kenneth Aurthor Sposito | — | (530) 994 1003 | GC, remodel, ADU | Calpine · Sierra County | — | — |
| Blue Jay Electric | Blue Jay Electric | — | (619) 224-0165 | Electricians | El Cajon · Sierra County | — | — |
| Brian Habicht | Brian Habicht | — | (530) 536 6195 | Electricians | Calpine · Sierra County | — | — |
| Bryan Griffin Construction | Bryan Jeffery Griffin | — | (530) 906 5280 | Other | Sierraville · Sierra County | — | — |
| Burr Construction INC | Scott Robert Burr | — | (530) 289 3301 | GC, remodel, ADU | Downieville · Sierra County | — | — |
| Champion Painting | Champion Painting | — | (530) 412 0461 | Windows, patio, painters | Loyalton · Sierra County | — | — |
| Chico Sierra Real Estate Management Inc. | Chico Sierra Real Estate Management Inc. | sierraproperty@hotmail.com | (530) 899-2296 | Property managers | Chico · Sierra County | — | — |
| D J Gifford | D J Gifford | — | (530) 250 7064 | GC, remodel, ADU | Loyalton · Sierra County | — | — |
| Daniel Goddard Construction | Daniel John Goddard | — | (530) 448 9879 | GC, remodel, ADU | Sierraville · Sierra County | — | — |
| Dawson Wood Interiors INC | Matthew Miles Dawson | — | (530) 563 8029 | Other | Sierraville · Sierra County | — | — |
| Devlin General Contracting | Keith Michael Devlin | — | (775) 223 5696 | GC, remodel, ADU | Loyalton · Sierra County | — | — |
| Dupre Home Inspections | Dupre Home Inspections | duprehomeinspections@gmail.com | (310) 422-6225 | Inspectors | Sierra Madre · Sierra County | — | — |
| Engel Construction | Kurt William Engel | — | (530) 994 3340 | GC, remodel, ADU | Calpine · Sierra County | — | — |
| Exterior Painter & Remodeling Solana Beach | Exterior Painter & Remodeling Solana Beach | — | (760) 546-5429 | Windows, patio, painters | Solana Beach · Sierra County | — | — |
| Fontana Home Inspector | Fontana Home Inspector | — | (951) 203-7325 | Inspectors | Fontana · Sierra County | — | — |
| G Sandau Drywall | G Sandau Drywall | — | (775) 430 9107 | Other | Loyalton · Sierra County | — | — |
| Hauff Excavation INC | Rick Stephen Hauff | hauffexcavation@gmail.com | (530) 214 6084 | Other | Loyalton · Sierra County | — | — |
| High Sierra Tree Service | High Sierra Tree Service | nchighsierra@yahoo.com | (530) 265-6804 | Tree | Grass Valley · Sierra County | — | — |
| Home Inspections Fontana Ca | Home Inspections Fontana Ca | — | (909) 978-4893 | Inspectors | Fontana · Sierra County | — | — |
| J M Tree Service | John Evans Misita | — | (530) 206 6697 | Tree | Downieville · Sierra County | — | — |
| Jaquez Custom Craft INC | Rudy Jose Jaquez | — | (530) 993 1336 | GC, remodel, ADU | Loyalton · Sierra County | — | — |
| John T Peterson Const Co | John Thorvald V Peterson | — | (530) 308 4447 | GC, remodel, ADU | Sierraville · Sierra County | — | — |
| Lenny Bertagnolli Paving | Lenny Bertagnolli Paving | — | (530) 994 3209 | Other | Sierraville · Sierra County | — | — |
| Leslie Heating And Hydronics LLC | Alex Morgan Leslie | — | (530) 582 8304 | HVAC | Loyalton · Sierra County | — | — |
| Mackinaw Electric | Ryan Philip Hyken | — | (530) 448 6867 | Electricians | Sierraville · Sierra County | — | — |
| Martin Earthworks | Martin Earthworks | — | (530) 565 6089 | Other | Loyalton · Sierra County | — | — |
| Martinetti Construction | John Edward Martinetti | — | (775) 843 7379 | GC, remodel, ADU | Calpine · Sierra County | — | — |
| Matt Stannard Construction | Matthew Gabrion Stannard | — | (530) 386 4724 | GC, remodel, ADU | Calpine · Sierra County | — | — |
| Mc Cormack Construction | Brendan Michael Mc Cormack | — | (530) 414 8453 | GC, remodel, ADU | Sierraville · Sierra County | — | — |
| Mccain Construction | Scott Jeffrey Mccain | — | (530) 308 4276 | GC, remodel, ADU | Calpine · Sierra County | — | — |
| Morning Glory Gold Mines | Morning Glory Gold Mines | — | (530) 287 3223 | Other | Alleghany · Sierra County | — | — |
| Mullin Properties | Mullin Properties | — | (530) 386 3381 | Electricians | Sierraville · Sierra County | — | — |
| Novasac INC | Novasac INC | — | (916) 999-9286 | GC, remodel, ADU | Rocklin · Sierra County | — | — |
| Osti Tree Service Sierra Madre | Osti Tree Service Sierra Madre | — | (833) 502-1899 | Tree | Sierra Madre · Sierra County | — | — |
| Paul Eggers Construction | Paul David Eggers | — | (530) 414 8746 | GC, remodel, ADU | Sierraville · Sierra County | — | — |
| Paul J Graham | Paul J Graham | — | (530) 993 4598 | GC, remodel, ADU | Loyalton · Sierra County | — | — |