618-526-4277 phone
618-526-0672 fax

ABACUS Professional Services
813 Broadway
Highland, IL 62249

618-654-4181 Phone
618-654-7999 fax

E-mail may be sent to:abacuspros@yahoo.com

Owned and operated by Joseph A. Langhauser, IPLS

Services offered: ALTA, Boundary, GPS, Construction, Control, and As-Constructed SURVEYS.

We maintain files of 6 retired surveyors who practiced in Southwestern Illinois.

References provided upon request.