President Barack Obama raised more than $43 million for his second inaugural, including seven-figure donations from some of the nation's biggest tech, defense and energy companies, a report filed on Saturday with the Federal Election Commission shows.

The top donor to the 2013 presidential inaugural was AT&T, which gave $4.6 million in equipment and services. That single donation equalled more than all of the inaugural committee's smallest donors (those who gave $200 or less than therefore did not have contributions itemized in the FEC report) combined.

Other members of the seven-figure check club: Microsoft, which gave ...