ISPLS Find a Land Surveyor Members Affiliates Members Go back to directory. Add to Address Book. Chris Harmison EHM Engineers, Inc. Work 621 North College Rd, Suite 100 Twin Falls ID 83301 work Work Phone: 208-734-4888work Work Email: charmison@ehminc.comINTERNET Affiliates Join ISPLS Membership Contact Us Mailing Address:PO Box 7886Boise, ID 83707 Phone: 208-658-9970Email: info@idahospls.org Name Email Address Phone Message 7 + 12 = Submit