ABNA Engineering, Inc.
625 N. Euclid Ave., Suite 220
St. Louis, MO 63108
(314) 454-0222

Allgeier, Martin & Associates
Box 2627
Joplin, MO 64803
(417) 624-5703

Ameren Services
PO Box  149 (100)
St. Louis, MO 63166

American Concrete Paving Assoc.
10707 Barkley, Suite A
Overland Park, KS 66211
(913) 381-2251

Anderson Engineering, Inc.
2045 W. Woodland
Springfield, MO  65807

Anderson Survey Company
203 N.W. Executive Way
Lee's Summit, MO  64064
(816) 246-5050

Barton Engineering Co., Inc.
PO Box 365 237 N. Adams
Lebanon, MO 65536
(417) 588-4138

Black & Veatch
11401 Lamar Avenue
Overland Park, KS  66211
(913) 339-2222

Boart Longyear
198-A Hughes Lane
St. Charles, MO 63301
(800) 735-3374

Burns & McDonnell, Inc.
PO Box 419173
Kansas City, MO 64141
(816) 822-3002

Burns & McDonnell, Inc.
1630 Des Peres Road
St. Louis, MO 63131
(314) 821-9016

Central Missouri Prof. Svcs.
2500 E. McCarty St.
Jefferson City, MO  65101

CEPCO, LLC
PO Box 1808
Ozark, MO  65721-1808
(417) 838-9622

Clayton Engineering Company
11920  Westline Industrial Drive
St. Louis, MO 63146
(314) 692-8888

Cook, Flatt & Strobel, Engineers, P.A.
6111 SW 29
Topeka, KS  66614
(816)333-4477

Fred Weber, Inc.
2320 Creve Coeur Mill Road
Maryland Heights, MO 63043-8501
(314)344-0070

George Butler Associates, Inc.
9801 Renner Blvd, Suite 300
Lenexa, KS  66214
(913) 492-0400

Gibbens Drake Scott, Inc.
9201 E. 63rd Suite 100
Raytown, MO 64133
(816) 358-1790

Harrington & Cortelyou, Inc.
911 Main Street, Suite 1900
Kansas City, MO 64105
(816) 421-8386

HNTB Corporation
PO Box 419299
Kansas City, MO 64141
(816) 472-1201

Holmes Murphy
55 Corporate Woods
9300 West 110th Street, Suite 645
Overland Park, KS  66210
(913) 660-1219

Lockton Companies
444 W. 47th St., Suite 900
Kansas City, MO 64112-1906
(816) 960-9000

M.J. Harden Associates, Inc.
5700 Broadmoor Street, Suite 800
Mission, KS 66202
(913) 981-9530

Missouri University of Science & Technology
Rolla, MO  65409
(314) 341-4138

Palmerton & Parrish, Inc.
4168 W. Kearney
Springfield, MO  65803
(417) 864-6000

Payne & Brockway, P.A.
426 S. Kansas Avenue
Olathe, KS  66061
(913) 782-4800

Scurlock Industries
3401 Commercial Street
Springfield, MO 65801
(417) 862-5088

Shafer, Kline & Warren
11250 Corporate Ave.
Lenexa, KS 66219
(913) 888-7800

TranSystems Corporation
2400 Pershing, Suite 400
Kansas City, MO 64108
(816) 329-8600

Walter P. Moore
920 Main
Kansas City, MO 64105
(816) 701-2100