OAsystems

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Steve Gunzelman, P.G.,
President
2201 Civic Circle, Suite 511
Amarillo, TX 79109-1843
gunzelman@oasystems.net
806-354-8218 - Office
806-359-3718 - Fax

Douglas Thompson, P.E.,
Vice President
2201 Civic Circle, Suite 511
Amarillo, TX 79109-1843
thompson@oasystems.net
806-354-8218 - Office
806-467-0480 - Fax

Patricia Spaine, P.E.,
Marketing Manager
117 East 37th Street, #384
Loveland, CO 80538
patricia.spaine@gmail.com
970-988-0400

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