Companies holding an active Oregon Building Codes Division license
17 companies whose address is in Kennewick.
| Company | License number | Profession | Since |
|---|---|---|---|
| APOLLO INC | CLE813 | Electrical | — |
| APOLLO MECHANICAL CONTRACTORS APOLLO SHEET METAL INC | B99-2083 | Boiler | — |
| APOLLO SHEET METAL INC | 37-413PB | Plumbing | — |
| BNB MECHANICAL LLC | BB283 | Boiler | — |
| BNB MECHANICAL LLC | PB2533 | Plumbing | — |
| COLUMBIA RIVER ELECTRIC MAINTENANCE INC | C90 | Electrical | — |
| COLUMBIA RIVER PLUMBING LLC A LIMITED LIABILITY COMPANY OF WASHINGTON | BP98 | Combo License | — |
| CULLIGAN WATER CONDITIONING OF THE TRI CITIES INC | 37-273PB | Plumbing | — |
| HUTCHISON CONSTRUCTION INC | PB3053 | Plumbing | — |
| KIWI ELECTRIC, INC | C2178 | Electrical | — |
| MULLINS ENTERPRISES LLC | PB3158 | Plumbing | — |
| MUSTANG SIGNS LLC | CLS48 | Electrical | — |
| PHC HOMES LLC | PB3318 | Plumbing | — |
| SILVERLINE ELECTRIC LLC A LIMITED LIABILITY COMPANY OF WASHINGTON | C1790 | Electrical | — |
| SILVERLINE ELECTRIC LLC A LIMITED LIABILITY COMPANY OF WASHINGTON | CRE263 | Electrical | — |
| SILVERLINE ELECTRIC LLC A LIMITED LIABILITY COMPANY OF WASHINGTON | LHR546 | Electrical | — |
| SILVERLINE ELECTRIC LLC A LIMITED LIABILITY COMPANY OF WASHINGTON | PB2936 | Plumbing | — |
Alphabetical order — this site ranks no one. Companies in the Oregon Building Codes Division file of October 3, 2026. Individuals are not on this site. How to read this.