| Lamb Electrical Solutions LLC | EC | Active |
| Lapeer Industrial DBA Cse Electric | EC | Active |
| Lara Electric | EC | Active |
| Legacy Electric & Air Inc | EC | Active |
| Leija Electric | EC | Active |
| Les Electrical Contractor | EC | Active |
| Lester Allen Electric Co | EC | Active |
| Levior Energy LLC | EC | Active |
| Liberty Contractors LLC | EC | Active |
| Light House Electric Co | EC | Active |
| Light Up Electric Inc | EC | Active |
| Lite It Up Electric | EC | Active |
| Live Wire Electric | EC | Active |
| Lone Star Electric Industries | EC | Active |
| Lp3 Electric LLC | EC | Active |
| LT Electric | EC | Renew by Nov 7, 2026 |
| LT Electric | EC | Active |
| Lt4 Electrical Services | EC | Active |
| Lumenox Electric, LLC | EC | Active |
| Luxor Electric LLC | EC | Active |
| M N J Electric | EC | Active |
| M&S Electric | EC | Active |
| M.E.G. Electric LLC | EC | Renew by Nov 18, 2026 |
| M/J Construction & Electrical Inc | EC | Active |
| Mac Electric Company | EC | Active |
| Maclellan Integrated Services Inc | EC | Active |
| Mario Electric | EC | Active |
| Mario's Electric | EC | Active |
| Marshall Power Solutions LLC | EC | Active |
| Martins Electric & Refrigeration | EC | Active |
| Mata Electric | EC | Active |
| Mata's Electrical Services LLC | EC | Active |
| Matthews Electric LLC | EC | Active |
| Maxima Solar Contractors, LLC | EC | Active |
| Maximum AC & Heating LLC | EC | Renew by Dec 30, 2026 |
| MBK Electric | EC | Active |
| MBM Contractors LLC | EC | Active |
| McDavitt Electric, LLC | EC | Active |
| Media Displays Inc | EC | Active |
| Mega-Pro, Inc | EC | Active |
| Mendez Electric | EC | Active |
| Mercado Electrical Company LLC | EC | Active |
| Metro Electric | EC | Renew by Dec 26, 2026 |
| Mgy Electrical Systems, LLC | EC | Active |
| Mikes Electric Service | EC | Active |
| Misael C Silva DBA Adm Electric | EC | Active |
| Mission City Electric Inc | EC | Active |
| MJS Enterprises, Inc | EC | Active |
| Moore Power Electric Inc | EC | Active |
| Morado Electric | EC | Active |
| Morlandt Electric | EC | Active |
| Mountain Rock Electric | EC | Active |
| Mr. G Electric | EC | Active |
| Multi Electric Co | EC | Active |
| Munguia Electric | EC | Active |
| Mve Integral Electric LLC | EC | Active |
| My A Plus Electric Sa LLC | EC | Active |
| My Light Source Electrical Services, LLC | EC | Active |
| Nanez Electric, LLC | EC | Active |
| Nasmma Electrical Services LLC | EC | Active |
| National Electrical Service | EC | Active |
| Nayap Electric, LLC | EC | Active |
| Nexgen Electrical Solutions | EC | Active |
| Nga Electrical Services | EC | Active |
| Nimbus Electrical Contractors LLC | EC | Active |
| No Limit Electrical Solutions | EC | Active |
| Nu Generation Electric LLC | EC | Active |
| O. Sierra Electric LLC | EC | Active |
| Olague Electric LLC | EC | Active |
| Olivo Construction LLC | EC | Active |
| Olvera Electric Co | EC | Renew by Dec 1, 2026 |
| Olympus Electric & Solar LLC | EC | Active |
| Omega Electrical Services | EC | Active |
| Omni Power Electrical Services LLC | EC | Active |
| Optimum Electrical Services LLC | EC | Active |
| Orius LLC | EC | Active |
| Oro Energy & Solar LLC | EC | Active |
| Otx Electric LLC | EC | Active |
| Outlaw Home Services LLC | EC | Active |
| P & M Electric Company | EC | Active |
| P W R Electric | EC | Active |
| Palacios Electric Group Corp | EC | Active |
| Pape Construction Company | EC | Active |
| Paramount Electric And Power LLC | EC | Active |
| Paul Caleb Electric LLC | EC | Active |
| Pawson Electric | EC | Active |
| Payton Mechanical & Plumbing LLC | EC | Active |
| Pecos Electric LLC | EC | Active |
| Perfecto Electric | EC | Active |
| Performance Electrical Solutions | EC | Renew by Dec 14, 2026 |
| PFH Services Wiring System Specialist | EC | Active |
| Pioneer Electric Company | EC | Active |
| Platinum Electric LLC | EC | Active |
| Platinum Voltage Electrical Services | EC | Renew by Dec 18, 2026 |
| Pokloff Electric | EC | Active |
| Polaris Electrical Solutions | EC | Active |
| Power Dog Electrical & Maintenance | EC | Active |
| Power Satx LLC | EC | Active |
| Power Source Electric | EC | Active |
| Praise Electric Co | EC | Active |