Share: Architects/EngineersSurveyors Manhard Consulting Visit Website 900 Woodlands Parkway Vernon Hills, Illinois 60061 (847) 634-5550 (866) 626-4273 (847) 634-0095 (fax) http://www.manhard.com LinkedIn Facebook Hours: Our physical offices are open M-F from 8am until 6pm. However, someone is always available to help. About Map About Manhard Consulting is a full-service civil engineering, surveying and land planning firm that serves public and private clients nationwide. What's Nearby? Distance: 5 10 15 20 25 50 mi.