Regional Maintenance Office
1551 N. Wenatchee Ave.
Wenatchee, WA 98807 
Phone: 509.667.3065
Dave Bierschbach, Regional Maintenance Engineer

Local Maintenance Offices

Area 1 - Chelan (including Blewett and Stevens Passes), west Douglas, east King, and north Kittitas Counties - Area 1
2830 Euclid Avenue
Wenatchee, WA 98807
Phone: 509.667.2811
Rick Wood, Maintenance Superintendent

Area 2 - Grant, west Adams, and a small portion of north Franklin Counties
804 N. Basin Street NW
Ephrata, WA 98823
Phone: 509.754.2056
Terry Vanhoven, Maintenance Superintendent

Area 3 - Okanogan, east Douglas, and east Skagit Counties
28862 Highway 97
Okanogan, WA 98840
Phone: 509.826.7364
Dean Hills, Maintenance Superintendent