Will Brooke worked as chief of staff to U.S. Senator Conrad Burns (R-Montana) from November 2000 until the end of 2003, when he quit "to resume his Bozeman law practice and be the statewide chief" for President George W. Bush's Montana re-election campaign, Burns said in December 2003.
Brooke worked "at the firm of indicted lobbyist" Jack Abramoff and has been identified as a member of "Team Abramoff". Brooke is listed as a member of the Greenberg Traurig law firm 2004 to present. 
- Scott McMillion, "Bozeman city manager, Clark Johnson takes chief of staff position with Burns," MATR.net, December 30, 2003.
- Susan Schmidt, "Tribal Grant Is Being Questioned. Senator Who Had Dealings With Lobbyist Abramoff Pushed for Award," Washington Post, March 1, 2005.
- Bob Brigham, "Conrad Burns key figure in multiple investigations," Swing State Project, March 24, 2005.
- Faith Bremner, "Democrats decry Burns' link to lobbyist," Great Falls Tribune, April 2, 2005: "Shortly after Congress awarded the grant, Burns' former chief of staff, Will Brooke, went to work for Abramoff."
- Joshua Micah Marshall, "Burns and Abramoff .. The Early Days," TPM Cafe, August 11, 2005: "Back in 2001, Burns and his then Chief of Staff Will Brooke were looking for help fund-raising. And they turned to Jack Abramoff, who, as those now-controversial ads in Montana revealed, helped steer $136,000 in to Burns' coffers during the 2001-2002 campaign cycle. ... Along the way, Brooke got introduced into the Abramoff-funded high life."
- "DNC: Abramoff Scandal Burns Conrad, But Can't Keep Cheney Away," U.S. Newswire, August 15, 2005.
- "Who Is Team Abramoff?" Washington Post, December 12, 2005.
- Jennifer McKee, "Ex-Burns aide talking to feds in Abramoff investigation," Helena Independent Record, December 13, 2005.
- Scott Crass, "Clouds Forming in Big Sky Country: Will Burns Get Burnt by Abramoff?" Politics Fodder, December 15, 2005.
- Camden Easterling, "Developer submits bill for parking garage," Bozeman Daily Chronicle, December 17, 2005: "Brooke's work secured the $4 million Bozeman received in a federal transportation bill earlier this year."