Advocacy Fund
Americas Voice (c)(4)
Environmental Defense Fund (c)(4)
Environmental Defense Fund (c)(3)
League of Conservation Voters (c)(4)
League of Conservation Voters (c)(3)
National Resources Defense Council (c)(4)
Planned Parenthood Action Fund (c)(4)
Votevets.org (c)(4)
Alliance Defense Fund (c)(3)
Fidelis (c)(3)
Alliance for Americas Future (c)(4)
60 Plus Association (c)(4)
Americas Families First (c)(4)
America Votes (c)(4)
America Votes Action Fund (c)(4)
Citizens for Strength and Security (c)(4)
Defenders of Wildlife Action Fund (c)(4)
American Action Network (c)(4)
American Action Network (c)(3)
American Action Forum (c)(3)
Republican Jewish Coalition (c)(4)
American Future Fund (c)(4)
American Justice Partnership (c)(4)
Americans for Limited Government (c)(4)
Americans for Limited Government (c)(3)
Americans for Limited Government Foundation (c)(4)
American Natural Gas Alliance (c)(6)
Americans for Tax Reform (c)(4)
Americans for Tax Reform (c)(3)
American Petroleum Institute (c)(6)
American Rights at Work (c)(4)
Working America (c)(5)
Americans for Job Security (c)(6)
Castle Rock Foundation (c)(3)
Americans for Prosperity Foundation (c)(3)
Independent Women's Forum (c)(3)
Independent Women's Voice(c)(4)
Center to Protect Patients' Rights (c)(4)
American Energy Alliance (c)(4)
Americans for Prosperity (c)(3)
Americans for Prosperity (c)(4)
Club for Growth (c)(4)
Wisconsin Club for Growth (c)(4)
Common Sense Issues (c)(4)
Hispanic Leadership Fund (c)(4)
Revere America (c)(4)
Susan B. Anthony List (c)(4)
Enterprise Freedom Action Committee (c)(4)
Iowa Progress Project (c)(4)
Citizenlink (c)(4)
Cornerstone Action (c)(4)
Claude R. Lambe Charitable Foundation (c)(3)
Community Foundation Serving Richmond/Central VA (c)(3)
Crossroads GPS (c)(4)
Center for Individual Freedom (c)(4)
National Federation of Independent Business (c)(6)
Donors Trust (c)(3)
American Majority (c)(3)
American Majority (c)(4)
National Organization for Marriage (c)(4)
Marijuana Policy Project Foundation (c)(3)
Dunns Foundation for Advancement of Right Thinking (c)(3)
EL Craig Foundation
Energy Foundation (c)(3)
BlueGreen Alliance (c)(3)
BlueGreen Alliance (c)(4)
Family Coalition (c)(6)
Farago Foundation (c)(3)
Green Tech Action Fund (c)(4)
Sierra Club (c)(4)
Harry and Jeanette Weinberg Foundation (c)(3)
James and Judith K. Dimon Foundation (c)(3)
John William Pope Foundation (c)(3)
Lynde and Harry Bradley Foundation (c)(3)
American Conservative Union Foundation (c)(3)
National Taxpayers Union Foundation (c)(4)
Marcus Foundation (c)(3)
Mississippi Common Trust Fund (c)(3)
National Christian Charitable Foundation (c)(3)
One Jerusalem (c)(4)
Open Society Institute (c)(3)
Natural Resources Defense Council (c)(3)
Natural Resources Defense Council (c)(4)
NFIB Legal Foundation (c)(3)
NFIB Legal Center (c)(4)
Partnership Action Fund (c)(4)
Patriot Majority (c)(4)
Florida New Majority (c)(4)
Pharmaceutical Research and Manufacturers of America (c)(6)
American Medical Association (c)(3)
Robert K. Steele Family Foundation (c)(3)
Sarah Scaife Foundation (c)(3)
Schwab Charitable Fund (c)(3)
Sierra Club Foundation (c)(3)
Sea Change Foundation (c)(3)
Environment America (c)(3)
United Steelworkers (c)(5)
UPS Foundation (c)(3)
US Charitable Gift Trust (c)(3)
Wellspring Committee (c)(4)
Faith and Freedom Coalition (c)(4)
RightChange.com (c)(4)
Judicial Crisis Network (c)(4)
Wisconsin Bankers Association (c)(4)
Wisconsin Manufacturers and Commerce Issue (c)(4)
NRA Institute for Legislative Action (c)(4)