Mark Landauer
mark@mjlconsulting.com
(503) 896-2338
4458 SW Washouga Ave, Portland, OR, 97239, 
1) Columbia River Steamship Operators' Association
2) Multnomah County Drainage District
3) Oregon Association of Water Utilities
4) Oregon Public Ports Association
5) Peninsula Drainage District No. 1
6) Peninsula Drainage District No. 2
7) Sandy Drainage Improvement Company
8) Special Districts Association of Oregon
Last Updated: December 20, 2022