In 1990, OWIT held its first national conference in Washington, D.C. and also published its first membership directory. There were 12 chapters represented in OWIT in 1990: Atlanta, Boston, Chicago, Detroit, Los Angeles, New York, Northern California, Orange County, San Diego, Seattle, Texas and Washington, D. C.
Today, OWIT is recognized worldwide for building ongoing trade relationships within and between global communities. OWIT is present in more than twenty countries in all continents around the world.