Top 10 corporate donors for 2012 election cycle

Rank Company Total contributions
1 Specialty Group Inc. $5.3 million
2 Oxbow Carbon LLC $4.3 million
3 Contran Corp. $3.0 million
4 Reynolds and Reynolds $3.0 million
5 Cooperative of American Physicians $2.8 million
6 Crow Holdings $2.5 million
7 TRT Holdings $2.5 million
8 Chevron Corp. $2.5 million
9 Weaver Holdings $2.4 million
10 The Villages $1.6 million

Source/methodology: Center for Public Integrity and Center for Responsive Politics analysis of Federal Election Commission records. Totals include contributions from subsidiaries and related companies. Totals reflect donations made during 2011-2012 cycle, through Oct. 17.