Gunther Gruelich is a retired licensed land surveyor and engineer in Massachusetts. He is also a certified photogrammetrist and hydrographer. His education includes Graduate Civil Engineer from the State College for Civil Engineering of West Berlin, Germany. During the Cuban missile crisis he took courses at Worcester Polytechnical Institute and became a certified fallout shelter analyst by the US Department of Defense.  Gunther emigrated from West Germany in 1956 and worked  for Aero Service Corp. in Tulsa, OK. From 1957 to 1965 Gunther worked for New England Survey Service in Boston. During that time he provided survey control and construction survey services on the Callahan Tunnel under Boston Harbor, certified location of 144 caissons supporting the Prudential Center, and managed design computations of the Massachusetts Turnpike extension from Newton to Boston. In 1965 Gunther became founder and principal of Boston Survey Consultants, heading its Boston division for 17 years. From 1983 till retirement Gunther headed a independent company named Gunther Engineering. During this time he developed an extensive resume in court as an expert witness in a wide variety of surveying and engineering applications. Gunther has presented, published, and/or co-authored 150 papers and books. During his professional carreer he was an advisor to the National Geodetic Survey (NGS/NOAA) and an invited panel member of the National Research Council of the National Academy of Sciences. Gunther’s true fervor fell in his demand for higher education for surveying engineering, and he has been one of the University of Maine’s most vocal and financial supporters in this effort.