| 316 Builder | 316 Builder | — | (916) 869 0022 | Electricians | Newcastle · Placer County | — | — |
| 3D Built | Omar Mohammad Abu Afifeh | — | (916) 399 3575 | Electricians | Roseville · Placer County | — | — |
| 3G Electric | Chad Steven Gaytan | — | (916) 461 9009 | Electricians | Lincoln · Placer County | — | — |
| A & A Electric LLC | Anatoliy Jr Oleshko | — | (916) 895 4942 | Electricians | Auburn · Placer County | — | — |
| A & A Group Services INC | Ronald Paul Ii Ashlock | — | (530) 368 6258 | Electricians | Lincoln · Placer County | — | — |
| A A A National Electric | Duane Elliott Gorbet | — | (530) 844 4811 | Electricians | Colfax · Placer County | — | — |
| A And A Electric | Raymond Richard Anderson | — | (916) 344 1019 | Electricians | Roseville · Placer County | — | — |
| A P C Electric INC | Radu Alin Persa | — | (916) 255 7712 | Electricians | Penryn · Placer County | — | — |
| A R P Electric And Lighting Co A Partnership | Alexander Polishchuk | — | (916) 995 8374 | Electricians | Loomis · Placer County | — | — |
| A Wiseman's Home Improvement INC | Ryan Eugene Wiseman | — | (916) 276 4101 | Electricians | Granite Bay · Placer County | — | — |
| A/c Benton Electric | Christopher Joseph Wolfgram | acelectric1984@yahoo.com | (916) 769 5623 | Electricians | Granite Bay · Placer County | — | — |
| A5 Energy Corp | Dean Matthew Stevenson | — | (916) 768 1524 | Electricians | Granite Bay · Placer County | — | — |
| Abrams Electric | Jack Richard Abrams | — | (916) 606 9525 | Electricians | Roseville · Placer County | — | — |
| Advocate Electric | Joshua Paul Eberwein | — | (916) 367 9252 | Electricians | Rocklin · Placer County | — | — |
| Aegis Electrical INC | Paul Anthony Giannini | — | (530) 308 2025 | Electricians | Carnelian Bay · Placer County | — | — |
| Affordable Electrical Company | Jeremey Eric Harmon | — | (916) 502 5908 | Electricians | Loomis · Placer County | — | — |
| Aichele Electric | Charles John Aichele | — | (916) 761 7778 | Electricians | Granite Bay · Placer County | — | — |
| Aj's Electric | Anthony George Jimenez | — | (530) 386 2191 | Electricians | Tahoe Vista · Placer County | — | — |
| Alan R Kilborn | Alan R Kilborn | — | (916) 296 6746 | Electricians | Auburn · Placer County | — | — |
| Alexander Electric | Alexander Leroy | — | (916) 225 2880 | Electricians | Roseville · Placer County | — | — |
| Alexander Enterprises | Hotea Alexandru | — | (916) 273 0221 | Electricians | Newcastle · Placer County | — | — |
| All Power Electric | Joseph Paul La Brecque | — | (530) 389 9473 | Electricians | Colfax · Placer County | — | — |
| All Sierra Electric | Caleb Robert Sherman | — | (530) 613 7988 | Electricians | Colfax · Placer County | — | — |
| All Systems Electrical INC | Robert William Grganto | — | (916) 652 8560 | Electricians | Rocklin · Placer County | — | — |
| All Things Lighting And Electric | Nathan Todd Forcier | — | (916) 216 3984 | Electricians | Newcastle · Placer County | — | — |
| Allclear Communications & Construction Services | James Allen Davis | — | (916) 316 1874 | Electricians | Rocklin · Placer County | — | — |
| Allcom Electric & Data | David Thomas Jr Hartman | — | (408) 767 9405 | Electricians | Auburn · Placer County | — | — |
| Alpha Construction Engineering | Keith Jr Kemp | — | (209) 922 3355 | Electricians | Roseville · Placer County | — | — |
| Alpine Security & Sound | Alpine Security & Sound | — | (530) 401 0699 | Electricians | Colfax · Placer County | — | — |
| Amc Electric INC | Adam Mark Chambers | alex@amc-electric.com | (916) 622 8195 | Electricians | Lincoln · Placer County | — | — |
| Americana Electric | Juan Jose Lopez | americanaelectric@gmail.com | (916) 846 1781 | Electricians | Roseville · Placer County | — | — |
| Anderson Electric | Jason Bradley Anderson | — | (530) 355 6799 | Electricians | Auburn · Placer County | — | — |
| Andy Badertscher Electric | Andrew J Badertscher | — | (916) 747 3094 | Electricians | Auburn · Placer County | — | — |
| Angel Electric | Miguel Angel Avila | — | (916) 813 2206 | Electricians | Roseville · Placer County | — | — |
| Anthony Sanchez Electric | Anthony Pepe Sanchez | — | (916) 947 7373 | Electricians | Rocklin · Placer County | — | — |
| Anthony Spadaro | Anthony Spadaro | — | (530) 913 2003 | Electricians | Auburn · Placer County | — | — |
| Apogee Advisers INC | Gabriel Thoreau Hidalgo | — | (916) 206 1190 | Electricians | Applegate · Placer County | — | — |
| Aqua Sierra Controls INC | Joshua I Lane | — | (530) 823 3241 | Electricians | Auburn · Placer County | — | — |
| Arc Energy Electric LLC | Bradley Michael Simmons | — | (916) 741 7017 | Electricians | Loomis · Placer County | — | — |
| Aries Electric | John Robert Kilgour | — | (916) 716 5747 | Electricians | Auburn · Placer County | — | — |