Irene Plenefisch
Address:
One Microsoft Way
Redmond, WA 98502-6399
United States
Telephone:
(425) 705-6673
Email:
irenep@microsoft.com
Temporary address during session:
United States
Irene Plenefisch
Lobbying since: 2017
Irene Plenefisch is a Government Affairs Director working in Washington State for Microsoft Corporation. In this role, Irene works with the state and local governments on public policy issues to support a growing economy and a high quality of life for all residents of Washington State.
Irene joined Microsoft in November of 2010. She came to Microsoft with 12 years previous experience in federal health policy and advocacy, working for SonoSite, Inc., a Puget Sound based diagnostic ultrasound manufacturer.
Irene holds a B.A. from St. John’s College in Annapolis, Maryland, and an MBA from the University of Michigan.
This lobbyist certified completion of required code of conduct training on 12/11/2024.
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 |
| MICROSOFT CORP | View report | 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 |