American Engineering Testing, Inc.
550 Cleveland Ave N
St. Paul, MN  55114

Dave Wirth, Manager, Construction Testing
Dan Vruno, Senior Engineer

P:  (651) 659-9001
F:  (651) 659-1379
email:  aet@amengtest.com
web:  www.amengtest.com

Bolton & Menk, Inc.
1960 Premier Drive
Mankato, MN  56001

Mark Kasma, Burnsville Office Manager
Kreg Schmidt, Chaska Office Manager
Kevin Bittner, Fairmont Office Manager
Dan Sarff, Mankato Office Manager
Brad DeWolf, Willmar & Ramsey Office Manager

P:  (507) 625-4171
F:  (507) 625-4177
email:  bmi@bolton-menk.com
web:  www.bolton-menk.com

Braun Intertec Corporation
11001 Hampshire Ave S
Minneapolis, MN 55438

George Kluempke, CEO
Chuck Brenner, Principal Materials Engineer
Jeff Gebhard, Senior Geotechnical Engineer
Rachel Detwiler, Senior Materials Engineer
Tom Henkemeyer, Transportation Project Manager

P:  (952) 995-2000
F:  (952) 995-2020
email:  jgebhard@braunintertec.com
web:  www.braunintertec.com

Kimley-Horn and Associates, Inc.
2550 University Ave W, Suite 345N
St. Paul, MN  55114

Gary Christensen, Project Manager
Jon Horn, Project Manager
Mark Bishop, Project Manager
Gary Ehret, Project Manager

P:  (651) 645-4197
F:  (651) 645-5116
email:  gary.christensen@kimley-horn.com
web:   www.kimley-horn.com

P:  (218) 727-8446
F:  (218) 727-8456
email:  jay.bergman@LHBcorp.com
web:  www.lhbcorp.com

TKDA
444 Cedar Street, Suite 1500
St. Paul, MN  55101

John Ahern, Vice President, Aviation
Kevin Cullen, Vice President, Surface Transportation
Geoff Senn, Senior Project Manager
Peter Boyer, Project Engineer

P:  (651) 292-4400
F:  (651) 292-0083
email: info@tkda.com
web:  www.tkda.com