Type of organization: Super PAC

Supports candidate: Republican

Founded: October 21, 2011

Website: congressionalleadershipfund.org

Social media: YouTube channel, Twitter profile

Principals:

Type of organization: Super PAC

Supports: Republican candidates

Founded: Oct. 27, 2011

Website: ygaction.com

Social Media: YouTube channel, Facebook page, Twitter profile

Principals:

• John Murray (president, founder and treasurer): President and founder of YG Action Network, a 501(c)(4) nonprofit and YG Policy Center, a 501(c)(3) nonprofit; previously served as d

  ">eputy chief of staff to Rep. Eric Cantor, R-Va.
• Brad Dayspring (adviser): Served as aide in the second President George W. Bush administration; former deputy chief of staff to Cantor.

Profile:

YG Action Fund — the super PAC of the conservative “Young Guns” movement — spent more than $4.7 million on independent expenditures boosting Republicans in congressional races during the 2012 election cycle, according to the Center for Responsive Politics.

Las Vegas casino magnate Sheldon Adelson and his wife, Miriam, are the group’s primary financial backers. The Adelsons accounted for $5 million of the $5.9 million that the group raised.

The group also received $250,000 in donations from billionaire New York hedge fund manager Bruce Kovner and his wife, Suzanne.

Type of organization: Super PAC

Supports candidate: Conservative

Founded: Oct. 5, 2010

Website: endingspendingfund.com

Social media: YouTube channel

Principals:

• J. Joe Ricketts (founder): Ricketts is the founder of brokerage firm TD Ameritrade and his family owns the Chicago Cubs. He is also the founder of the super PAC’s associated nonprofit, Ending Spending, Inc.
• Brian Baker (president): Baker served as an advisor to former Sen. Bob Dole, R-Kan., and Sen. Richard Shelby, R-Ala. He is also the chairman and general counsel to Ending Spending, Inc.
• Nancy Watkins (treasurer): Watkins and her husband Robert are based in Tampa, Fla., but have developed a reputation as the unofficial CPAs to the GOP. She has handled the accounting for dozens of federal and state political committees, including Ending Spending Action Fund Wisconsin.

Profile:

Ending Spending Action Fund first flexed its muscles in the U.S. Senate Republican primary in Nebraska. With $255,000 in last-minute ads supporting Deb Fischer and attacking her opponents, Ending Spending Action Fund helped her clinch the nomination, the Center for Public Integrity reported.