Guider Surveying, Inc., founded in 1998 by Tim Guider and Cheryl Cullman Guider, is dedicated to providing quality service. Tim is a 1985 graduate of Bowling Green State University and Cheryl, a 1994 graduate of The Ohio State University. As long time residents of Union County they are well known in the community for being knowledgeable, honest and helpful. Tim has been an Ohio board certified, licensed Professional Land Surveyor since 1995, is a member of the Professional Land Surveyors of Ohio and as such is authorized by the State of Ohio to offer Professional Land Surveying services.