Roger Kruger, P.L.S.
Principle Surveyor

Roger has been employed with EHM Engineers, Inc. since 1974. He has recorded over 200 subdivision
plats and over 1,100 record-of-survey plats in two states and 15 counties. He has developed the
rightof-way documents for over 40 Federally funded highway projects. Other duties include attending public
hearings for annexations, rezones, special use and subdivision developments. He has 38 years of
experience in Boundary, ALTA, Geodedic, and Topographic Surveying. Roger is a past president of the
Magic Valley Chapter of the Idaho Association of Land Surveyors and past State Secretary of the Idaho
Association of Land Surveyors.
Roger is responsible for the supervision and coordination of all land surveying operations for EHM
Engineers, Inc. His responsibilities include GPS, subdivision, boundary, topographic, utility and
construction surveys. He is responsible for all right-of-way development and is a Qualified Right-of-Way
Agent for Federally funded highway projects. He has served as an expert witness for several court cases
involving survey matters and as a special master for the court.
Education: Bachelor of Science, University of Idaho – 1974
Professional Affiliations: Idaho Society of Professional Land Surveyors
Professional Registrations: Professional Land Surveyor – Idaho, Nevada
EHM Employee Since: 1974
Doug Schwarz, L.S.I.T.
Survey Project Manager

Doug has been employed with EHM Engineers, Inc. since 1985. He supervises field survey services and
coordinates project manpower. Doug has been involved with surveying for EHM as a party chief and as
an office technician on civil projects for the Idaho Transportation Department, U.S.F.S., Federal Aviation
Administration as well as private and public entities.
Doug is proficient in using all types of surveying equipment, such as Trimble Business Center, GPS Real
Time Kinematic field and office tools, data collection, total collection, total station and spirit leveling. He
also has experience in AutoCAD, Civil 3D and Traverse PC COGO Software and uses his talents to process
field data into finished CAD design and topographic maps. Doug is also one of the office computer
specialists and has compiled a local surveying database of over 3,000 surveys and launched EHM’s first
web page.
Education: College of Southern Idaho
Professional Registrations: Licensed Land Surveyor-In-Training – California
EHM Employee Since: 1985
Willie Barnes
Surveyor

Willie has been employed with EHM Engineers, Inc. since December 1996. He was trained as a
draftsman. However, working at EHM he prefers to be outside surveying. He now serves as the survey
crew chief. Willie is proficient in using all types of surveying equipment, such as GPS Real Time
Kinematic field and office tools, data collection, total stations and spirit leveling. He also has experience
in AutoCAD and Traverse PC COGO Software to process field data into finished CAD design and
topographic maps.
Education: Associates of Applied Science - Drafting Technology, College of Southern Idaho - 1995
EHM Employee Since: December 1996
Chris Harmison, P.L.S.
Land Surveyor
charmison@ehminc.com
Chris has been employed with EHM Engineers, Inc since 2014 and has over 25 years of extensive experience in boundary and right-of-way resolution, ALTA surveys, final mapping, legal descriptions, construction staking and topographic surveying. His accurate and thorough work provides clarity on the most complicated survey matters.
Education: Associate Degree, Idaho State University - 1987
Professional Affiliations: Idaho Society of Professional Land Surveyors
Professional Registrations: Professional Land Surveyor - Idaho, Washington and California
EHM Employee Since: 2014
TD Riddle
Surveyor
T.D. has worked for EHM Engineers, Inc. for over 16 years. He now serves as the a survey crew chief. T.D. is proficient in using all types of surveying equipment, such as GPS Real Time Kinematic field and office tools, data collection, total stations and spirit leveling. He also has experience in AutoCAD and Traverse PC COGO Software to process field data into finished CAD design and topographic maps.
Eddie Escobedo
Surveyor
Eddy has been employed by EHM Engineers, Inc. since November 2015.
Eddy works as a survey crew member. He is experience in the use of RTK GPS and spirit level surveying equipment.