| 180 Solar & Electric LTD | EC | Active |
| 2450 South Briggs LLC | EC | Active |
| 3 Palms Electrical Contracting | EC | Active |
| 512 Electric LLC | EC | Active |
| 512 Solar LLC | EC | Active |
| A & A Service Company | EC | Active |
| A&R Elect And Engrg Design Services | EC | Active |
| A.E.I. Electric, LLC | EC | Active |
| A1-Electrical Solutions LLC | EC | Renew by Nov 13, 2026 |
| Abc Home & Commercial Services | EC | Active |
| Abm Industry Groups LLC | EC | Active |
| AC Electric LLC | EC | Renew by Dec 2, 2026 |
| Ace Electric | EC | Active |
| Alba Energy LLC | EC | Active |
| Alderson Electric | EC | Active |
| Allen Bebee Electric | EC | Renew by Dec 1, 2026 |
| Alpha One Electric PLLC | EC | Active |
| Amd Electrical Contracting, LLC | EC | Active |
| American Power Co | EC | Active |
| American Residential Services LLC | EC | Active |
| American Underground Construction LLC | EC | Active |
| Amev Electric LLC | EC | Active |
| Amped Electrical Solutions LLC | EC | Active |
| Arbuckle Electric Contracting & Service | EC | Active |
| Arc Fault Electrical Services | EC | Active |
| Archer Electric | EC | Active |
| Armadillo Electrical Services | EC | Renew by Dec 22, 2026 |
| At Electrical LLC | EC | Active |
| Atcf Services LLC | EC | Active |
| Atec Electric Service LLC | EC | Active |
| Atx Electric LLC DBA Dunwire Electric | EC | Active |
| Atx Electrical Services LLC | EC | Active |
| Ault Electric | EC | Active |
| Austin Home Systems Inc | EC | Active |
| Austin Lanehart Electric Company Inc | EC | Active |
| Ave Electric LLC | EC | Active |
| Axis Solar LLC | EC | Active |
| Ba Electric Group LLC | EC | Active |
| Base Power Inc | EC | Active |
| Beckett Electrical Services | EC | Active |
| Behrens Electric LLC | EC | Active |
| Better Earth Electric TX LLC | EC | Active |
| Beyond Energy Company | EC | Active |
| Billrose Electric | EC | Renew by Nov 20, 2026 |
| Black Slate Construction Company LLC | EC | Active |
| Black Wire Electric | EC | Active |
| Boldco Electric LLC | EC | Active |
| Bowne Electric, Inc | EC | Active |
| Bradford Brothers Electric Of Austin LLC | EC | Active |
| Bright Forge Electric | EC | Active |
| Brightxmart Electric | EC | Active |
| Brodbeck Electric, LLC | EC | Active |
| Brown Service Company | EC | Active |
| Brushy Creek Electric | EC | Active |
| Bullet Ev Charging Solutions, LLC | EC | Renew by Dec 19, 2026 |
| Butler Electric And Air Conditioning | EC | Active |
| BZ Electric Service LLC | EC | Active |
| Capital Electric Solutions LLC | EC | Active |
| Carroll Electric | EC | Active |
| Castle Services | EC | Active |
| CG Hill Electric | EC | Active |
| CH Electrical Services Inc | EC | Active |
| Charge Pro LLC | EC | Active |
| Chargerpro LLC | EC | Active |
| Charlie Morris Electrical Dial One Inc | EC | Active |
| Chivas Electric | EC | Active |
| Circuit C Electric | EC | Active |
| City Of Austin - Austin Energy | EC | Active |
| City Of Austin - Austin Energy- Facility | EC | Active |
| City Of Austin - Building Services | EC | Active |
| Civitas Electrical LLC | EC | Active |
| Click Plumbing LLC | EC | Active |
| CMV Electric | EC | Active |
| Col P Services LLC | EC | Renew by Nov 18, 2026 |
| Commercial Fire Protection, LLC | EC | Active |
| Contact Group Pro LLC | EC | Active |
| Copperhead Electrical Services LLC | EC | Active |
| Craig Bryant Electric, Inc | EC | Active |
| Cross Texas Electric LLC | EC | Active |
| Crossways Contracting LLC | EC | Active |
| Custom Solar Electric | EC | Active |
| D And C Electric Inc | EC | Active |
| Daemyoung Electrical USA Corp | EC | Active |
| Damselfly Improvement LLC DBA Dabella | EC | Active |
| Dante Solar Repair LLC | EC | Active |
| Data Foundry LLC | EC | Active |
| Debusk Electric Inc | EC | Active |
| Decker Electric | EC | Renew by Nov 25, 2026 |
| Detach Reset Solar LLC | EC | Active |
| Didion Electrical Services | EC | Active |
| DKD Energy | EC | Active |
| Don't Trip Electric LLC | EC | Active |
| DTX Electrical Services, LLC | EC | Renew by Dec 8, 2026 |
| Duhon Electric | EC | Active |
| Dunman Electric | EC | Active |
| Duvall Electric | EC | Active |
| Ebtc Inc | EC | Active |
| Ecolectrics LLC | EC | Active |
| Edumar Electric | EC | Active |
| Efficient Air Conditioning Inc | EC | Active |