Telgian Engineering & Consulting Locations

Click on a location to find directions and their contact info

Atlanta, GA

TEC Headquarters

900 Circle 75 Parkway SE
Suite 680
Atlanta, GA 30339


Keith Butler
Regional Practice Leader 
P: 678.921.4677

Chicago, IL

1020 N. Milwaukee Avenue
Suite 365
Deerfield, IL 60015


Rich Mahnke
Regional Practice Leader 

Dallas, TX

1410 East Renner Rd.
Suite 150
Richardson, TX 75082


Philip Pope
Regional Practice Leader  
P: 1.432.638.3612

Houston, TX

12 Greenway Plaza
Suite 1100
Houston, TX 77046


Daniel Loo, CPP
Regional Practice Leader, Security Risk Consulting  
P: 1.480.250.9127

Irvine, CA

16441 Scientific Way
Suite 100
Irvine, CA 92618


Sean Miller, CFPS
Regional Practice Leader
P: 847.502.0446

Mexico City, Mexico

Blvd. Eusebio Kino No. 412-L3,
Col. Lomas Pitic, 83010
Hermosillo, Sonora, México


Alvaro Rodriguez
Director of Operations, Latin America 
P: 480.399.6989

Phoenix, AZ

Telgian Holdings, Inc.

10230 South 50th Place,
Suite 100
Phoenix, AZ 85044


Daniel Vandergriff
Executive Vice President, Operations 
P: 480.656.3121

Seattle, WA

20700 44th Ave. West #120
Lynnwood, WA 98036


Troy Wiltbank
Regional Practice Leader 
P: 480.626.9871

Toronto, Canada

PO Box 10219, STN A
Toronto, ON
M5W 0C9


Drew Gerard
Regional Practice Leader 
P: 480.282.5392

Wilmington, DE

4001 Kennett Pike
Suite 308
Wilmington, DE 19807


Drew Gerard
Regional Practice Leader 
P: 480.282.5392