AECOM
100 N. Broadway - 20th floor
St. Louis, Missouri 63102
Phone: 314-429-0100
www.AECOM.com
Mark Felton
mark.felton@aecom.com

AquAeTer Inc.
215 Jamestown Park, Suite 100
Brentwood, TN 37027
Phone: 615-373-8532
Fax 615-373-8512
www.aquaeter.com
John Michael Corn
info@aquaeter.com

Bacon, Farmer, Workman Engineer & Testing
500 South 17th St., P.O. Box 120
Paducah, KY 42002-0120
www.bfwengineers.com
Susannah Campbell
Phone: 270-443-1995
Fax: 270-443-1904
sll@bfwengineers.com

Brookside Environmental Services
6 Brook Lane
O'Fallon, Missouri 63368
Phone: 314-609-9872
www.brooksideenvironmental.com

Brophy-Heineke & Associates, Inc.
2978 Shelby Street
Bartlett, Tennessee 38134
Phone: 901-373-3289
Tim Brophy, President
tbrophy@bellsouth.net
Jennifer Lewis
jennifermlewis@bellsouth.net

Burns & McDonnell
425 S. Woods Mill Road, Suite 300
Chesterfield, MO 63017
Office: 314-682-1500
www.burnsmcd.com
Brooke Harrison
Phone: 380-390-2516
bharrison@burnsmcd.com

Cattails Environmental, LLC
278 Greenhouse Rd
Bentonville, AR 72713
http://www.cattailsenvironmental.com
Jodie Murray Burns PWS, MS
Mobile 479-659-4380
jodieburns@cattailsenvironmental.com

Civil & Environmental Consultants, Inc. (CEC)
3000 Little Hills Expressway, Suite 102
St. Charles, MO 63301
Phone: 314-656-4566
www.cecinc.com
Katie Astroth, PWS
kastroth@cecinc.com

Crawford, Murphy & Tilly
One Memorial Drive, Suite 500
St. Louis, MO 63102
Heather Lacey
Phone: 314-436-5500
Mobile: 937-307-0744
hlacey@cmtengr.com

Environmental Solutions & Innovations, Inc.
3851 S. Jefferson Ave
Springfield, MO 65807
Phone: 513-451-1777
www.envsi.com

Environmental Works, Inc.
1455 E. Chestnut Expressway
Springfield, Missouri 65802
www.environmentalworks.com
Bobbilynn Koepke
Phone: 417-890-9500
bkoepke@environmentalworks.com

Fantz Consulting LLC
975 Otter Creek Dr
Otterville, MO 65348
Fantzconsultingllc@gmail.com
John Fantz
Phone: 660-620-6278
Debby Fantz
Phone: 660-620-5278

George Butler, Inc. (GBA)
16305 Swingley Ridge Rd., Ste. 300
Chesterfield, MO 63017
http://www.gbateam.com
Todd Trotter
Phone: 913-577-8409
ttrotter@gbateam.com

Geotechnology, Inc.
11 French Village Industrial Park
Fairview Heights, IL 62208
Phone: 618-345-4811
www.geotechnology.com

Golder Associates, Inc.
701 Emerson Road, Suite 250
Creve Coeur, MO 63141
Phone: 314-984-8800
http://www.golder.com
Mark Haddock
mark_haddock@golder.com

GZA
95 Harger Road
Oak Brook, IL 60523
Phone: 630-684-9100
https://www.gza.com
Jim Novak
james.novak@gza.com

Hanson Professional Services, Inc.
600 Washington Ave, Suite 950
St. Louis, Missouri 63101
Phone: 314-942-5287
http://www.hanson-inc.com
Jennifer A. Sunley
JSunley@hanson-inc.com

HDR Engineering
5201 South 6th Street Road
Springfield, IL 62703-5143
Phone: 217-585-8300
http://www.hdrinc.com

Heneghan and associates, PC
1929 Richardson Road
Arnold, MO 63010
Phone: 636-464-3610
https://www.haengr.com
Gene Fribis
eafribis@heneghanassoc.com

HMG Engineers, Inc.
9360 Holy Cross Lane
Breese, IL 62230
Phone: 618-526-9611
https://www.hmgengineers.com
Kenzie Meyer
kmeyer@hmgengineers.com

HR Green, Inc.
16020 Swingley Ridge Road,Suite 205
Chesterfield, MO 63017-2085
Phone: 636-519-0990
www.hrgreen.com

JD Summers & Associates
1930 West Madison
Vandalia, Illinois 62471
Phone: 618-407-0257
JS1053468@onemain.com

Kaskaskia Engineering Group, LLC
208 East Main St, Suite 100
Belleville, IL 62220
Phone: 618-233-5877
Fax: 618-233-5977
www.kaskaskiaeng.com
Virginia Flynn
VFlynn@kaskaskiaeng.com

Klingner & Associates, P.C.
616 N. 24th St.
Quincy, IL 62301
Phone: 217-223-3670
http://www.klingner.com

Lochmueller Group
319 East Madison, Suite 2E
Springield, IL 62701
https://www.lochgroup.com
Bryan Cross, Environmental Manager
bcross@lochgroup.com
Phone: 224-588-3701
Mobile: 217-415-6551
Joe Bartletti
jbartletti@lockgroup.com

MetroConsulting Associates, LLC (MCA)
10170 International Blvd
Cincinnati, OH 45246
Toll Free: 800-525-6016
http://www.metroca.net

Midwest Streams
Mr. Wayne Kinney
618-830-6318
streamdoc1@gmail.com

Midwest Testing
8606 Pate Avenue
St. Louis MO 63114
Phone: 314-739-2727
Fax: 314-739-5429
www.mwtesting.com
Andrew McCord, MSc, Environmental Manager
Phone: 314-306-2764

Norman Ecological Consulting
468 N. 1700 Road
Lawrence, KS 66049
www.normanecological.com
Frank J. Norman, PWS, President
Phone: 785-691-9748
fjnorman52@gmail.com

Olsson Associates
1814 Main.
Kansas City, MO 64108
Phone: 816-842-8844
http://www.olssonassociates.com

On-Site Soils, Inc.
701-D Crown Industrial Ct.
Chesterfield, MO 63005
Phone:314-341-3888
www.onsitesoils.com
Matt Roth
Mobile:314-724-6518
matt@onsitesoils.com

Orbis Environmental Consulting
PO Box 10235 South Bend, IN 46680
Phone: 573-635-1338
http://www.orbisec.com

Ozark Koala Ecosystem Service
1740 Innovation Dr, Room 234
Carbondale IL 62903
Phone: 618-694-5471
http://www.ozarkkoalaeco.com
ozarkkoalaes@gmail.com

Pickett Ray &Silver, Inc.
22 Richmond Center Court
St. Peters, MO 63376
Phone: 636-242-8987
www.prs3.com
Karl Schoenike
Phone: 636-397-1211
kschoenike@prs3.com

Poepping Stone Bach & Associates - PSBA
801 Broadway Street-Suite 248
Hannibal, Missouri 63401
Phone: 573-406-0541
http://www.psba.com
Matthew Walker
matt2@psba.com

Power Engineers, Inc.
12755 Olive Blvd., Suite 100
St. Louis, MO 63141
Phone: 314-851-4000
Fax: 314-851-4099
http://www.powereng.com

Prairie Engineers, P.C.
404 N. Main Street
Columbia, Illinois 62236
Phone: 217-605-0403
http://www.prairieengineers.com

Reitz & Jens, Inc.
1055 Corporate Square Dr.
St. Louis, MO 63132
Phone: 314-993-4132
www.reitzjens.com
Eric Karch
ekarch@reitzjens.com

River Research & Design, Inc.
310 White Wolf Drive
Vicksburg, MS 39183
Phone: 601-218-7717
www.r2d-eng.com
Dave Derrick, VP & Potomologist
d_derrick@r2d-eng.com

SCI Engineering, Inc.
www.sciengineering.com
Illinois Office
650 Pierce Boulevard
O'Fallon, Illinois 62269
Phone: 618-624-6969
Scott Billings
sbillings@sciengineering.com
Missouri-Office
130 Point West Blvd
St. Charles, MO 63301
Phone: 636-949-8200
Rich Gundlach
rgundlach@sciengineering.com 

SCWA Environmental Consultants
200 West 22nd Street, Suite 220
Lombard, IL 60148
Phone: 630-705-1762
www.scwa.com
Damon Sinars
dsinars@swca.com

Shannon & Wilson, Inc.
2043 Westport Center Dr.
Saint Louis, MO 63146
www.shannonwilson.com 
James L. Dutt, RG
Phone: 564-8114
Mobile: 314-750-1924
jdutt@shanwil.com

Specialized Ecological Services(SES)
PO Box 136
Greenville, IL 62246
Phone: 618-741-0426
www.specialized-ecological.com
Bob Rinella, Consulting Ecologist
bob@specialized-ecological.com

Stantec Consulting Ltd.
1859 Bowles Ave. Suite 250
Fenton, MO 63026-1944
Phone: 636-343-3880
www.stantec.com
Chuck Hermann
Chuck.Herrmann@stantec.com

Superior Environmental Corp
3001 Montvale Drive, Suite C
Springfield, Illinois 62704
Phone: 800-721-9010
https://superiorenvironmental.com
Terry Lendy
Phone: 217-698-3926, ext. 4106
t.lendy@superiorenvironmental.com

Swallowtail
13610 Barrett Office Drive, Suite 112
St. Louis, MO 63021
swallowtailenvironmental.com
Shane Staten, PWS
Phone: 314-984-0050
sstaten@swallowtailenvironmental.com

Terracon
11600 Lilburn Park Road
Saint Louis, Missouri 63146
Phone: 314-692-8811
Brian Porter
brian.porter@terracon.com

Tetra Tech, Inc.
1634 Eastport Plaza
Collinsville, Illinois 62234
www.tetratech.com
Greg Dawdy
Phone: 314-706-4336
Greg.dawdy@tetratech.com
Michael Denother
Phone: 618-363-7445
michael.denother@tetratech.com

TranSystems
2400 Pershing Road, Suite 400
Kansas City, MO 64108
Phone: 800-800-5261
www.transystems.com
Barb Frost, PE
Phone: 314-296-6765
bgfrost@transystems.com

TRC Companies, Inc.
2301 McGee Street - Suite 100
Kansas City MO 64108
Phone: 816-398-4500
https://www.trccompanies.com

Waypoint, LLC
P.O. Box 54587
Lexington, KY 40555
Jesse Robinson, CERPIT, RA
Phone: 859-407-1599
jess@waypointllc.com