Water Street Public Affairs LLC

Address:
600 1st Ave Ste 330
PMB 40425
Seattle, WA 98104-2246
United States
Telephone: 2532325313
Temporary address during session:
United States
ISAAC KASTAMA
Lobbying since: 2016
Isaac Kastama represents business, public interest, and utility clients in Washington State.

This lobbyist certified completion of required code of conduct training on 01/02/2025.

Monthly lobbying reports

Reports filed 2016 and later can be found in the Lobbyist Reporting History dataset.

Reports for periods prior to 2016 are available in our advanced search by searching for the lobbyist by name.

Lobbyist employers

The list below includes all employers for 2016 and later. Employers for periods prior to January 2016 are available in the historical archive.

Employer Employment Registration Years Employed
ABBOTT LABORATORIES View report 2017, 2018, 2019
ABBOTT LABORATORIES View report 2016
AMAZON.COM SERVICES LLC View report 2021, 2022, 2023, 2024, 2025
BENTON PUD View report 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Center for Sustainable Infrastructure View report 2024, 2025
CenTrio Energy View report 2024, 2025
Cithaeron View report 2025
COMMUNITY ASSOC INSTITUTE View report 2019
CONSOLIDATED BOOKKEEPING & MANAGEMENT SERVICES INC View report 2022
Expressive Rights Alliance View report 2022, 2023, 2024, 2025
FRANKLIN CO PUBLIC UTILITY DIST View report 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
FRANKLIN COUNTY View report 2024, 2025
GoWest Credit Union Association View report 2018, 2019, 2020
Helion Energy View report 2023, 2024
Hometap Equity Partners, LLC View report 2024, 2025
Myno Carbon Corp. View report 2022, 2023, 2024, 2025
Northwest Innovation Works, Kalama, LLC View report 2019, 2020, 2021
Pacific Fishermen Shipyard and Electric, LLC View report 2016
Point Digital Finance, Inc. View report 2024, 2025
Prime Therapeutics, LLC View report 2020, 2021, 2022, 2023, 2024, 2025
Unlock Technologies View report 2024, 2025
WA BANKERS ASSN View report 2024, 2025
WA Business Alliance Fund View report 2016, 2017, 2018, 2019, 2020
WA ST DAIRY FEDERATION View report 2024, 2025
WaBA dba Clean and Prosperous WA View report 2019, 2020, 2021, 2022, 2023, 2024, 2025
Yakima Basin Joint Board View report 2020, 2021, 2022, 2023, 2024, 2025