William J. Winkelmann

P.E., F.ASCE, R.P.L.S.

Chief Executive Officer

William [Bill] J. Winkelmann is CEO and owner of Winkelmann &
Associates, Inc. He is a dedicated engineer entrepreneur with more
than 43 years of experience in the civil engineering and land surveying
profession. Bill is a registered engineer in Texas, California, Colorado
and New Mexico and a Registered Public Land Surveyor in Texas.

In June 1989, Bill established Winkelmann & Associates, Inc., a civil
engineering consulting and land surveying business. As founder and
current CEO of this successful firm, he oversees civil engineering and
land surveying production, quality control, and directs marketing and
business administration. His project experience includes client
relationship management, due diligence, project management, land
development, roadways, municipal projects, hydrology, site
engineering and land surveying. He was also Vice President of
Program Development for the Las Colinas Corporation, which gives
him a broad range of general consulting engineering/surveying and
development experience.

Bill resides in Dallas with his wife of more than 35 years, Diana. His
greatest accomplishment is being a father to two sons who are now
grown, employed and married, and have blessed him as a grandfather.
He enjoys time with family, golfing, hunting, fishing, and traveling
within the U.S., Mexico, Scotland, Italy and Canada.