George Shapiro

The Interface Financial Group, Inc. provides business services. It provides financial resources which include spot factoring and invoice discounting. The firm serves manufacturing, service, and construction sectors. The company was founded in 1972 and is headquartered in Bethesda, MD.

IFG Network LLC provides business services. The company is headquartered in Bethesda, MD.

TestKnowledge LLC provides test-taking technique to students taking standardized multiple-choice tests for college and graduate school admission and post-graduate professional licensing in order to help them reach their academic and professional goals. It is designed to increase scores on standardized multiple-choice tests, including the SAT and other major standardized tests. The company is headquartered in Herndon, VA.

CBSF Capital Management LLC is a private company that provides financial management services to colleges and universities. The company is based in Potomac, MD.