Mark Baisley
Running for U.S. Senate — 2026 election
Raised · 2026 cycle
$105K
Source: FEC
As of July 2026, Mark Baisley is a Republican candidate for U.S. Senate in Colorado in the 2026 election. Federal Election Commission filings report $105,293 in total receipts for the 2026 cycle. All figures on this page are drawn from primary sources — FEC filings, congressional records, and STOCK Act disclosures — and link back to them.
Data last updated July 2026.
Mark Baisley is a Republican member of the Colorado State Senate, representing District 4. He has held that seat since 2023, after serving in the Colorado House of Representatives from 2019 to 2023. Baisley is the Republican candidate in the 2026 U.S. Senate election in Colorado, challenging Democratic incumbent John Hickenlooper. Outside the legislature, he is president of Slipglass, Inc., an engineering software firm.
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97% of fundraising comes from individual donors — one of the more grassroots-funded profiles in this cycle.
$105K
Total raised
$71K
Total spent
$35K
Cash on hand
Where the money comes from
Reflects money received by the campaign committee itself. “Loans and other receipts” covers candidate or bank loans, offsets to operating expenditures, interest and other non-contribution receipts reported to the FEC. Independent expenditures by super PACs are not included.
Totals through 2026-06-30 · Source: FEC