| Grounded LLC | EC | 2023 | Active |
| Harris Electric Group | EC | 2020 | Active |
| Hartman Electric | EC | 2024 | Active |
| Hegwood Electric | EC | 2005 | Active |
| High Peaks Electric LLC | EC | 2026 | Active |
| High-Range Electric LLC | EC | 2024 | Active |
| Hogan Electric, Inc. | EC | 2002 | Active |
| Homefix | EC | 2024 | Active |
| Homerun Electronics, Inc. | EC | 2013 | Active |
| HR Electric, LLC | EC | 2024 | Active |
| Ibanez Electric | EC | 2023 | Active |
| ILM Properties LLC | EC | 2019 | Active |
| Incline Electric Inc | EC | 2023 | Active |
| Induction Electric LLC | EC | 2023 | Active |
| Intermountain Power Services Inc. | EC | 2002 | Active |
| ITS Electric, LLC | EC | 2019 | Active |
| J K Investments, Inc. | EC | 2025 | Active |
| J. Allen & Associates, LLC | EC | 2021 | Active |
| Jack's Electric & Maintenance, Inc. | EC | 1984 | Active |
| JayCo Lighting & Electric, LLC | EC | 2024 | Active |
| Jeatc - Colo Springs | EC | 1995 | Active |
| JJRS Electrical, LLC | EC | 2018 | Active |
| JMS Electric LLC | EC | 2024 | Active |
| Joe's Electric Company | EC | 2001 | Active |
| JRD Electric Inc | EC | 2019 | Active |
| JTB Electric LLC | EC | 2025 | Active |
| Kays Electric, LLC | EC | 2025 | Active |
| Keller Craftsmanship & Design LLC DBA KCD Electric | EC | 2021 | Active |
| Kelsch Electric L.L.C. | EC | 2019 | Active |
| King Electric Inc | EC | 2017 | Active |
| KMB Electric LLC | EC | 2023 | Active |
| Lake Star Electric, Inc. | EC | 1997 | Active |
| Lenz Electric | EC | 2002 | Active |
| Little Electric, Inc. | EC | 2000 | Active |
| Litwell Electric | EC | 2017 | Active |
| Live Wire Electrical LLC | EC | 2019 | Active |
| Lotw Electric LLC | EC | 2020 | Active |
| LZ Electric | EC | 2004 | Active |
| Maizeland Electrical Group LLC | EC | 2023 | Active |
| Marquardt Electric Inc | EC | 2004 | Active |
| Matrix Electric Inc | EC | 2002 | Active |
| MDH Electric, LLC | EC | 2001 | Active |
| Method Electric LLC | EC | 2017 | Active |
| Mountain Controls Inc. | EC | 2021 | Active |
| Mountain Pro Electric Inc. | EC | 2020 | Active |
| Nash Electrical Services Inc. | EC | 2012 | Active |
| Natco Electric, Inc. | EC | 2022 | Active |
| Native Construction & Solar LLC | EC | 2023 | Active |
| Nevada Business Electric, Inc. | EC | 2007 | Active |
| Nice Springs, LLC | EC | 2024 | Active |
| No Shocks Electric LLC | EC | 2018 | Active |
| Nova Electric Company, LLC | EC | 2022 | Active |
| Olgoonik Enterprises, LLC | EC | 2012 | Active |
| Oliver Electric LLC | EC | 2024 | Active |
| One Electric LLC | EC | 2026 | Active |
| One Source Home Service, LLC | EC | 2018 | Active |
| One-Way Electric, Inc | EC | 2019 | Active |
| Outlier Power Services Ltd. | EC | 2022 | Active |
| P&L Electric Inc. Your Quality Connection | EC | 2003 | Active |
| Peak Home Services, LLC | EC | 2020 | Active |
| Peak Performance Electric LLC | EC | 2025 | Active |
| Peak Voltage Electric, LLC | EC | 2026 | Active |
| Persistence Electric LLC | EC | 2023 | Active |
| Phoenix Electric Ltd. | EC | 2022 | Active |
| Positive Electric, LLC | EC | 2004 | Active |
| Power Mountain Electric LLC | EC | 2026 | Active |
| Precise Electric | EC | 2008 | Active |
| Precision Electric Inc | EC | 1967 | Active |
| Proud American Electrical Inc | EC | 2022 | Active |
| Radiant Electric of Colorado LLC | EC | 2025 | Active |
| Rainbows End Electrical Contracting | EC | 2011 | Active |
| Red Rock Electric LLC | EC | 2026 | Active |
| Refined Electric, LLC | EC | 2016 | Active |
| Reliant K Electric Inc dba Reliant Electric, Inc. | EC | 2002 | Active |
| RESI Corporation | EC | 2000 | Active |
| Retting Electric Co | EC | 2021 | Active |
| Revival Electric LLC | EC | 2025 | Active |
| Rigdon Electric LLC | EC | 2020 | Active |
| RNB Electric | EC | 2013 | Active |
| RNB Homes LLC | EC | 2026 | Active |
| Rockhill Electrical Systems INC. | EC | 1989 | Active |
| Rocky Mountain Electrical Services Inc | EC | 2006 | Active |
| Ruddwoods Electric LLC | EC | 2009 | Active |
| Ryba Electric, Inc | EC | 2002 | Active |
| Safe House Electric | EC | 2009 | Active |
| Sanchez Electric, Inc. | EC | 2005 | Active |
| Sanders Brothers Electric LLC | EC | 2005 | Active |
| Sawyer Electric Inc. | EC | 2004 | Active |
| Simply Green Solutions, LLC | EC | 2014 | Active |
| Skyway Electric, Inc. | EC | 2006 | Active |
| Smith Brothers Electric, Inc | EC | 1978 | Active |
| Smith Electric, Inc. | EC | 2004 | Active |
| Soco Electric LLC | EC | 2021 | Active |
| Solarise Solar, Inc. | EC | 2025 | Active |
| Solstice Energy Solutions LLC | EC | 2026 | Active |
| Spark Electrical Group | EC | 2021 | Active |
| Sparkz Contracting LLC | EC | 2017 | Active |
| Special Systems Design LLC | EC | 2012 | Active |
| Springs Electrical and Lighting Ltd. | EC | 2023 | Active |
| Springs Family Electric | EC | 2014 | Active |