Karen Pepping

The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.

The American Gas Association represents over 200 energy companies that provide natural gas service to 180 million Americans. The private company is based in Washington. The American company's natural gas utilities are committed to reducing greenhouse gas emissions through new and modernized infrastructure and advanced technologies that maintain reliable, resilient, and affordable energy service choices for consumers. The company advocates on behalf of its member natural gas distribution utilities before Federal agencies in the area of energy market regulation.

The Illinois Certified Public Accountants Society operates a professional association of certified public accountants. The private company is based in Illinois. Todd Shapiro has been the CEO of the American company since 1998.

UL Solutions, Inc. provides testing, inspection and certification services. It offers facility, personnel, system, energy efficiency, indoor air quality and wireless services. The company serves through two complementary businesses, TIC and E&A. TIC business is made up of two reportable segments, industrial and consumer, which provide comprehensive testing, inspection and certification services to customers across a broad array of end markets. E&A business provides subscription and license-based software and advisory services to support customers’ risk management, sustainability and compliance processes. The company was founded by William Henry Merrill Jr. in 1893 and is headquartered in Northbrook, IL.

Northern Illinois Gas Co. distributes natural gas properties. It also provides natural gas storage and transmission-related services to marketers and other gas distribution companies. The company was founded in 1954 and is headquartered in Naperville, IL.

Wallace Computer Services, Inc. used to design and sells both paper-based and electronic business forms. The company also provided other computer related products. The company was headquartered in Lisle, IL.