Complex sentence: In 1997 he founded Web Group, a technology staffing and search firm; he served as its CEO and President until 2003 during which time Web Group ranked 189th on "Inc. Magazine" 's annual list of the 500 fastest growing companies.
Split into simpler sentences: In 1997 he founded Web Group, a technology staffing and search firm and served as its CEO and President until 2003. During this time Web Group ranked 189th on "Inc. Magazine" 's annual list of the 500 fastest growing companies.