| SPECIALTY CHART |
| RES - Residential | | RS - Residential Service | S/COM - Sound/Communication | TI/R - Tenant Improvement & Repair |
| COM - Commercial | | CS - Commercial Service | UU - Underground Utilities | FO - Fiber Optic |
| IND - Industrial | | COMP - Computer Installation | OU - Overhead Utilities | ET - Electrical Testing |
| SL - Street Lighting | | EM - Energy Management | BA - Building Automation | CT - Communication Towers |
| TC - Traffic Control | | ALM - Fire & Burglar Alarm | HV - High Voltage | VDV - Voice, Data & Video |
| D/B - Design Build | | LM - Lighting Maintenance | PLC - PLC Automation | | | | | | | | | | |
| Electrical Contractor | | Area of Specialty |
| | | RES | COM | IND | SL | TC | D/B | RS | CS | COMP | EM | ALM | LM | S/COM | UU | OU | BA | HV | PLC | TI/R | FO | ET | CT | VDV |
| Arizona Electrical Testing | | | | | | | | | | | | | | | | | | | | | | ■ | | |
| Commonwealth Electric Co. | | | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | | ■ | | ■ | ■ | ■ | ■ | | | | |
| Cupertino Electric Inc. | | | ■ | ■ | | | ■ | | ■ | ■ | ■ | ■ | ■ | ■ | ■ | | ■ | ■ | ■ | ■ | | | | ■ |
| Dyer Electric Co. | | ■ | ■ | ■ | | | | ■ | ■ | | | | ■ | | | | | | | ■ | | | | |
| G & S Electric, Inc. | | | ■ | | | | | | | | | | | | | | | | | | | | | |
| Hampton Tedder Tech. Svs. | | | | | | | | | | | | | | | | | | | | | | ■ | | |
| | | RES | COM | IND | SL | TC | D/B | RS | CS | COMP | EM | ALM | LM | S/COM | UU | OU | BA | HV | PLC | TI/R | FO | ET | CT | VDV |
| Jessco Electric | | | ■ | ■ | | | ■ | | | | | | | | ■ | | | ■ | | ■ | | | | |
| K & F Electric | | | ■ | ■ | | | ■ | | | | | | | | ■ | ■ | | ■ | ■ | | ■ | | | |
| Marden Electric LLC | | | ■ | ■ | | | | | ■ | | | ■ | | | | | ■ | | | | | | | ■ |
| ROBCO Electric | | ■ | ■ | | | | | ■ | ■ | | | | | | | | | | | | | | | |
| Rosendin Electric | | | ■ | ■ | | | ■ | | ■ | ■ | ■ | ■ | ■ | ■ | | | | ■ | | ■ | | | | ■ |
| Spectra Electrical Services | | | ■ | ■ | ■ | | ■ | | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | ■ | | | | ■ |
| Sturgeon Electric | | | ■ | ■ | ■ | | ■ | | ■ | ■ | ■ | ■ | ■ | | ■ | ■ | | ■ | | ■ | | | | |
| Swain Electric | | | ■ | ■ | | | ■ | | ■ | | ■ | ■ | ■ | | ■ | | ■ | ■ | ■ | ■ | | | | ■ |
| Watkins Electric | | | ■ | ■ | | | ■ | | ■ | | | | | | | | | | | ■ | | | | |
| RES - Residential | | RS - Residential Service | S/COM - Sound/Communication | TI/R - Tenant Improvement & Repair |
| COM - Commercial | | CS - Commercial Service | UU - Underground Utilities | FO - Fiber Optic |
| IND - Industrial | | COMP - Computer Installation | OU - Overhead Utilities | ET - Electrical Testing |
| SL - Street Lighting | | EM - Energy Management | BA - Building Automation | CT - Communication Towers |
| TC - Traffic Control | | ALM - Fire & Burglar Alarm | HV - High Voltage | VDV - Voice, Data & Video |
| D/B - Design Build | | LM - Lighting Maintenance | PLC - PLC Automation | | | | | | | | | | |
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