Aaron Swan & Associates
PO Box 206
Pierre, SD 57501-0206
Phone: 605) 224-1742
www.aaronswan.com
Aason Engineering Company
1022 Sixth Street SE
Watertown, SD 57201-5210
Phone: (605) 882-2371
Agricultural Engineering Associates
1000 Promotory Drive
PO Box 4
Uniontown, KS 66779-0004
Phone: (316) 756-1000 or (800) 499-5893
AGPROfessionals, LLC
3050 67th Ave, Ste 200
Greeley, CO 80634
Phone: (970) 535-9318
http://agpros.com
Anez Consulting Inc.
Mike Nelson, P.E.
1700 Technology Dr NE, Suite 130
Willmar, MN 56201
Phone: (320) 235-1970
www.anezconsulting.com
Banner Associates, Inc.
PO Box 298
Brookings, SD 57006
Phone: (605) 692-6342
www.bannerassociates.com
Brosz Engineering, Inc.
PO Box 23
3030 Airport Road
Pierre, SD 57501-0023
Phone: (605) 224-1123
Civil Design Inc.
609 Main Avenue South
Brookings, SD 57006
Phone: (605) 696-3200
Fax: (605) 696-3220
http://civildes.com
Clark Engineering Company
1410 West Russell Street
Sioux Falls, SD 57104-1328
Phone: (605) 331-2505
http://www.clark-eng.com
Dakota Environmental, Inc.
PO Box 636
Huron, SD 57350-0636
Phone: (605) 352-5610
http://dakotaenv.com
DeHaan, Grabs, & Associates, LLC
4200 21st Street SE Unit 101
Mandan, ND 58554-0522
Phone: (701) 663-1116
http://www.dgaengineering.com
DeWild Grant Reckert and Associates Co (DGR)
2909 East 57th Street, Suite 101
Sioux Falls, SD 57108
Phone: (605) 339-4157
http://dgr.com/home
Geotek Engineering & Testing Services, Inc.
909 East 50th Street North
Sioux Falls, SD 57104-0601
Phone: (605) 335-5512
http://geotekeng.com
Helms & Associates
221 Brown County Highway 19
PO Box 111
Aberdeen, SD 57402-0111
www.helmsengineering.com
Johnson Engineering
210 West 3rd
P.O. Box 672
Yankton, SD 57078-0672
Phone: (605) 665-5571
http://johnsonengineeringcompany.com
John Ries, P.E.
205 Spruce Court
Elk Point, SD 57025-2161
Phone: (605) 761-0176
K2S Engineering
4209 94th Ave SE
Ypsilanti, ND 58497
Phone: (701) 489-3322
http://www.k2sengineering.net
McLaury Engineering
118 West Main
PO Box 1130
Elk Point, SD 57025-1130
Phone: (800) 499-2308
http://www.mclauryengineering.com
Natural Resources Conservation Service (NRCS)
Ag Nutrient Management Team
John Lentz, Team Leader
1820 North Kimball Street
Mitchell, SD 57301-1114
Phone: (605) 996-1564 Ext. 5
john.lentz@sd.usda.gov
NJS Engineering
PO Box 226
Spearfish, SD 57783-0226
Phone: (605) 642-4772
Pierce & Harris
Suite 15 Masonic Building
PO Box 1384
Huron, SD 57350-1384
Phone: (605) 352-5382
ProAg Engineering, Inc.
Nic Rowe, P.E.
507 Milwaukee St
PO Box 992
Lakefield, MN 56150
Phone: (507) 662-5538
www.proageng.com
Schmitz Kalda & Associates Inc
320 North Main Avenue #A
Sioux Falls, SD 57104-6043
Phone: (605) 332-8241
http://schmitzkaldainc.com
Schmucker, Paul, Nohr & Associates
PO Box 398
Mitchell, SD 57301-0398
Phone: (605) 996-7761
http://www.spn-assoc.com
Scott Engineering Company
PO Box 1414
707 South Maple Street
Watertown, SD 57201-6414
Phone: (605) 886-5725
Fax: (605) 886-6788
http://scottengineeringco.com
Settje Agri-Services & Engineering
4700 West Rock Creek Road
Raymond, NE 68428-4199
Phone: (402) 783-2100
http://settje.com
Skonard Engineering Inc.
Cris Skonard
1580 60th Ave NE
Willmar, MN 56201
Phone: (320) 905-5020
Stockwell Engineers
201 Walnut Street
Yankton, SD 57078
Phone: (605) 665-8092
www.stockwellengineers.com
Sunderland Engineering PLLC
Toby Sunderland
2030 75th ST SE
Maynard, MN 56260
Phone: (320) 226-6627
http://sunderland-engineering.com
Wenck & Associates, Inc.
Dennis Johnson
PO Box 453
Windom, MN 56101-0453
Phone: (507) 831-2703
www.wenck.com
Lund Engineering & Environmental, LLC
Nathan Lund, President
4704 S. Dunlap Ave.
Sioux Falls, SD 57106
Phone: (605) 370-3430
Updated: January, 2017