Owner, Senior Project Manager
515-528-8178
C: 515-505-0910
Jessicar@gtgcompanies.com
Office & Accounting Manager
JVaughn@gtgcompanies.com
Project Manager
C:515-478-0132
Kvanpelt@gtgcompanies.com
C:515-864-8086
Shannon@gtgcompanies.com
Senior Architect, P.E.
C:515-868-8101
Sgrasso@gtgcompanies.com
Intern Architect
TVincent@gtgcompanies.com
Administrative Assistant
chicho@gtgcompanies.com
Senior Superintendent
515-681-9036
gregs@gtgcompanies.com
Superintendent
515-979-5272
jimk@gtgcompanies.com
jeramyh@gtgcompanies.com
sethk@gtgcompanies.com
Carpenter
GTG Companies
6505 Merle Hay Rd. Johnston, IA 50131
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