[5][6] He had been appointed by U.S. President George W. Bush on March 31, 2008, and confirmed by the U.S. Senate on June 27, 2008; he was sworn in as a commissioner on July 31, 2008.

Currently he serves on the Boards of Directors of the following companies:  Envestnet, Inc. (NYSE: ENV), a leading provider of unified wealth management technology and services to advisors and financial service providers; and Donnelley Financial Solutions, Inc. (NYSE: DFIN), a leading global risk and compliance solutions company serving both the investment and capital markets worldwide.

He is also on the Board of Advisors of Personal Capital Corporation, an asset management firm using online financial tools to combine transparency into customer finances with personal attention from financial advisors; and CoinRegTech LLC, a provider of regulatory technology to the digital asset and virtual currency marketplace.

He has earned the CERT Certificate in Cybersecurity Oversight, issued by the Software Engineering Institute of Carnegie Mellon University.

In 2002, Aguilar was co-chair of the association's annual convention and also served as regional president (for Georgia, Alabama, and Mississippi) (2002–2006), chair of its financial committee (2003–2005), and a member of its board of governors (since 2002).