David J. Ring

The American Numismatic Association is a nonprofit educational organization that aims to educate and encourage people to study and collect coins and related items. The private company is based in Colorado Springs, CO. The ANA serves the academic community, collectors, and the general public with an interest in numismatics. Ring. The CEO of the company is David J.

Ligchine International Corp. manufactures laser-guided boom operated concrete screeds. Its products include compare screedsaver machines, screedsaver II machine, screedsaver max machine, screedsaver max pro machine and screedsaver boss 240 machines. The company was founded by Gary Ligman and Peter Ligman and is headquartered in Floyds Knobs, IN.

LTX Corp. manufactures semiconductor test equipment. The company is headquartered in Norwood, MA.

Evans Analytical Group LLC provides micro analytical surface analysis and materials characterization services. The company was founded on May 27, 2005 and is headquartered in Santa Clara, CA.

ReVera, Inc. provides materials metrology solutions for advanced semiconductor processing. Its products include VeraFlex III XF an inline metrology for film composition and thickness control, VeraFlex II standard for HKMG production metrology and QED an offline advanced data analysis and recipe creation and maintenance system. The company was founded in 2004 and is headquartered in Santa Clara, CA.