Erie County Libertarian Party
|August 25, 2018—present|
|Predecessor:||John Thomas Mergenhagen|
Whitmer was born and raised in Franklinville, New York. He attended SUNY Fredonia and graduated with an a degree in accounting in 2009. He began his own business, DJW Financial Services, now Whitmer Accounting and Tax.
Whitmer served as Deputy Field Director for Western New York for the Larry Sharpe gubernatorial campaign, following the resignation of Andrew Martin Kolstee.
Campaign for U.S. Congress, 2020
On November 13, 2018, he announced his candidacy for U.S. Congress in New York's 27th congressional district.
- Treasurer (May 4, 2019—present)
- Treasurer (August 25, 2018—present)