Telgian Engineering & Consulting Locations

Keith Butler
Regional Practice Leader
kbutler@telgian.com 
P: 678.921.4677

James Antell
Regional Practice Leader
jantell@telgian.com 
P: 312.978.6004

Rich Mahnke
Regional Practice Leader
rmahnke@telgian.com 
847.595.1161

Drew Gerard
Regional Practice Leader
dgerard@telgian.com  
P: 1.480.282.5392

Daniel Loo, CPP
Regional Practice Leader, Security Risk Consulting
dloo@telgian.com  
P: 1.480.250.9127

Sean Miller, CFPS
Regional Practice Leader
smiller@telgian.com
P: 847.502.0446

Alvaro Rodriguez
Director of Operations, Latin America
arodriguez@telgian.com 
P: 480.399.6989

Daniel Vandergriff
Executive Vice President, Operations
dvandergriff@telgian.com 
P: 480.656.3121

Troy Wiltbank
Regional Practice Leader
twiltbank@telgian.com 
P: 480.626.9871

Drew Gerard
Regional Practice Leader
dgerard@telgian.com 
P: 480.282.5392

Drew Gerard
Regional Practice Leader
dgerard@telgian.com 
P: 480.282.5392