U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

1 

State Authorized Entities Authorization Valid through

AR Arkansas Department of Agriculture

Meredith Martinez, Seed Certification Manager

#1 Natural Resources Drive,

Little Rock, AR 72205

Telephone: 501.219.6343 Fax: 501.225.7213

E-mail: Meredith.Martinez@agriculture.arkansas.gov,

Web: https://www.agriculture.arkansas.gov/plant-industries/feedand-fertilizer-section/seed-section/

Field Inspection

Testing

October 2024

AZ Arizona Crop Improvement Association*

Abed Anouti, Executive Vice President

2120 East Allen Road

Tucson, AZ 85719-1522 

Telephone: 520.305.3586 Fax: 520.305.3587 

E-mail: anouti@ag.arizona.edu , kstartt@ag.arizona.edu

Web: www.arizonacrop.org

Field Inspection

Sampling

October 2024

October 2024 

Arizona State Seed Laboratory

Dave Mills, Laboratory Manager

1688 West Adams Street

Phoenix, AZ 85007

Telephone: 602.744.4915 Fax: 602.542.6109

E-mail: dmills@azsal.gov

Testing October 2024

CA California Crop Improvement Association*

Parsons Seed Certification Center

One Shields Avenue

Davis CA 95616-8541

Telephone: 530.752.0544 Fax: 530.752.4735

E-mail: tjblank@ucdavis.edu , dmbowman@ucdavis.edu

Web: http://ccia.ucdavis.edu

Field Inspection

Sampling

October 2024

October 2024 

California State Seed Laboratory

Deborah Meyer, Laboratory Supervisor

Plant Pest Diagnostics Center

3294 Meadowview Road

Sacramento, CA 95832-1448

Telephone: 916.262.1100 Fax: 916.262.1190

E-mail: deborah.meyer@cdfa.ca.gov

Web: http://www.cdfa.ca.gov

Testing October 2024

Corteva Agriscience

18285 County Road 96

Woodland, CA 95695

Field Inspection October 2024

CO Colorado Seed Growers Association*

Laura Pottorff, Director of Seed Programs

Linda Munk, Seed Certification Manager

Soil & Crop Sciences, Colorado State University

C143 Plant Sci Building, CSU

Fort Collins, CO 80523-1170

Telephone: 970.491.6202 Fax: 970.491.1173

E-mail: linda.munk@colostate.edu , laura.pottorff@colostate.edu

Web: http://seeds.agsci.colostate.edu

Field Inspection

Sampling

Testing 

October 2024
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

2 

GA Georgia Crop Improvement*

Billy Skaggs, Certification Program Manager

2425 South Milledge Avenue

Athens, GA 30605-1639

Telephone: 706.542.2351 Fax: 706.542.9397

E-mail: Billy.Skaggs@georgiacrop.com

Web: www.georgiacrop.com

Field Inspection

Sampling

October 2024

October 2024 

Georgia Department of Agriculture

Seed Regulatory Program Manager

Tifton Seed Laboratory

3150 Hwy 41 South

Tifton, GA 31794-1507

Telephone: 229.386.3557 Fax 229.386.7227

Testing October 2024

HI Hawaii State Department of Agriculture*

Karli Taniguchi, Acting Seed Certification Director and Food 

Safety Coordinator

Hawaii Department of Agriculture

Quality Assurance Division

1851 Auiki Street

Honolulu, HI 96819-3100

Telephone: 808.832.0696

Fax: 808.832.0683

E-mail: Karli.M.Taniguchi@hawaii.gov

Field Inspection

Sampling

October 2024

October 2024 

IA Iowa Crop Improvement Association *

Jim Rouse, Director

59400 190th St

Nevada, IA 50201-7932

Telephone: 515.294.6921

E-mail: rouse@iastate.edu

Web: www.iowacrop.org

Field Inspection

Sampling

October 2024

October 2024 

Iowa State University Seed Laboratory

Mike Stahr, Manager

109 Seed Science Center

Ames, IA 50011-3228

Telephone: 515.294.6826 Fax: 515.294.8303 

E-mail: seedlab@iastate.edu

Web: http://www.seeds.iastate.edu/seedtest

Testing October 2024

Bayer

1159 S Avenue

Boone, IA 50036

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

1901 Highway 169N

Algona, IA 50511

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

2208 Yankee Avenue

Durant, IA 52747

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

3239 Highway 8 W

Dysart, IA 52224

Field Inspection

Sampling

October 2024

October 2024 
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

3 

Corteva Agriscience

10150 Highway 149

Fremont, IA 52561

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

7200 NW 70th Avenue

Johnston, IA 50131

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

110 E Highway 175

Reinbeck, IA 50669-9673

Field Inspection

Sampling

October 2024

October 2024 

Corteva Agriscience

404 S County Road

Toledo, IA 52342

Field Inspection

Sampling

October 2024

October 2024 

Syngenta Seeds, Inc.

5535 SE Highway 22

Lone Tree, IA 52755

Field Inspection October 2024

ID Idaho Crop Improvement Association*

Kathy Stewart-Williams, Executive Vice President

429 SW Fifth Avenue, Suite 105

Meridian, ID 83642

Telephone: 208.884.8225 Fax: 208.884.4201

E-mail: Kathysw@idahocrop.com

Web: www.idahocrop.com

Field Inspection

Sampling

October 2024

October 2024 

Idaho State Laboratory

Bureau Chief Labs

2240 Kellogg Lane

Boise, ID 83712

Telephone: 208.332.8630 Fax: 208.334-3482

Testing October 2024

IL Illinois Crop Improvement Association*

Doug Miller, Chief Executive Officer

Zach Duray, Field Service Director

3105 Research Road

Champaign, IL 61822

Telephone: 217.359.4053 Fax: 217.359.4075

E-mail: dmiller@ilcrop.com, ilcrop@ilcrop.com,

zduray@ilcrop.com

Web: www.ilcrop.com

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

AgReliant Genetics, LLC

418 N. Jefferson Street

Brimfield, IL 61517

Telephone: 309.446.9830

E-mail: brian.beal@agreliant.com

Sampling

Testing

October 2024

October 2024 

October 2024 

Caldbeck Consulting LLC

5434 Little Hickory Rd

Philpot, KY 42366

Telephone: 270.316.4316

E-mail: brian.caldbeck@gmail.com

Testing October 2024

Central Illinois Production

3274 E 800 N Road

Fairmount, IL 61841

Telephone: 217.288.9301

E-mail: mark.puzey@cipseed.com

Sampling October 2024
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

4 

Bayer U.S. Crop Science

460 E. Adams

Waterman, IL 60556

Telephone: 815.264.8164

Sampling

Testing

October 2024

October 2024 

Corteva Agriscience

2700 Pioneer Drive

Princeton, IL 61356-9036

Telephone: 815.875.2845

E-mail: brian.oester@corteva.com

Sampling October 2024

Corteva Agriscience

2112 County Road 1600 N

St. Joseph, IL 61873

Telephone: 217.469.7000

E-mail: lee.desmith@corteva.com

Sampling October 2024

Corteva Agriscience

3025 E 8th Road

Utica, IL 61373

Telephone: 815.667.5133

E-mail: brian.oester@corteva.com

Sampling October 2024

Photosyntech LLC

P.O. Box 9786

Fargo, ND 58106

Telephone: 701.226.8958

E-mail: info@photosyntech.com

Sampling October 2024

Rubisco

P.O. Box 345

Philpot, KY 42366

Telephone: 270.316.4316

E-mail: info@rubiscoseeds.com

Sampling October 2024

IN Indiana Crop Improvement Association*

Ken McCallister

Laura Donaldson

7700 Stockwell Road

Lafayette, IN 47909-9336

Telephone: 765.523.2535 Fax: 765.523.2536

E-mail: mccallister@indianacrop.org,

donaldson@indianacrop.org

Web: www.indianacrop.org

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

Corteva Agriscience

2300 North Pine Road

Plymouth, IN 46563

Sampling October 2024

Corteva Agriscience

Highway 67 South

PO Box 26

Worthington, IN 47471

Sampling October 2024

Corteva Agriscience

3258 West US 52

Rushville, IN 46173

Sampling October 2024

Corteva Agriscience

1000 West Jefferson Street

Tipton, IN 46072

Sampling October 2024
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

5 

KS Kansas Crop Improvement Association*

Marion Spiering, Manager, Field Services and Seed Certification

2000 Kimball Avenue

Manhattan, KS 66502-3352

Telephone: 785.532.6118 Fax: 785.532.6551

E-mail: mskcia@kansas.net, sfskcia@kansas.net

Web: www.kscrop.org

Field inspection

Sampling

Testing 

October 2024

LA Louisiana Department of Agriculture*

Lester Cannon, Director

Seed Certification Division

5825 Florida Blvd., Suite 3004

Baton Rouge, LA 70806

Telephone: 225.925.4733 Fax: 225.925.4124

E-mail: lester_c@Ldaf.state.la.us

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

MI Michigan Crop Improvement Association*

Jim Palmer, Manager

Chris Tiedje, OECD Primary contact

PO 21008

Lansing, MI 48909

Shipping address: 2901 Jolly Road, Okemos, MI 48864

Telephone: 517-332-3546 Fax: 517-332-9301

E-mail: palmerj@michcrop.com , tiedjec@michcrop.com

Web site: www.michcrop.com

Field Inspection, 

Sampling

Testing

October 2024

October 2024 

Corteva Agriscience

PO Box 98

Constantine, MI 49042

Telephone: 269-435-2855

Fax: 269-251-7388

Field Inspection, 

Sampling

October 2024

October 2024 

Bayer U.S. Crop Science

Barry Meyer

67760 US 131

PO Box 218

Constantine, MI 49042

Telephone: 269.483.1300 Fax: 269.483.1054

Field Inspection

Sampling

October 2024

October 2024 

Glenn Farm Seeds

1310 S. M-52

Stockbridge, MI 49285

Sampling October 2024

MN Minnesota Crop Improvement Association*

Chase Mowry, Seed Laboratory Manager

Jody Prudhomme, Administration & Certification Manager

Fawad S. Shah, President and CEO

1900 Hendon Avenue

St. Paul, MN 55108

Telephone: 612.625.7766, 1-800-510-6242

Fax: 612.625.3748

E-mail: chase.mowry@mncia.org, jody.prudhomme@mncia.org

E-mail: fawad.shah@mncia.org

Web: www.mncia.org

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

Minnesota Department of Agriculture

Laboratory Services Division

Diandra Viner, Plant Analysis & Seed Laboratory Supervisor

Testing

Sampling

October 2024

October 2024 
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

6 

601 Robert Street North

St. Paul, MN 55155-2531

Telephone: 651.201.6404, Fax: 651.201.6106

E-mail: diandra.viner@state.mn.us

MS Mississippi Crop Improvement Association*

Greg Flint, Executive Secretary

PO Box MS

773 Stone Blvd.

Mississippi State, MS 39762-5938

Telephone: 662.325.3211 Fax: 662.325.8135

E-mail: gflint@mcia.msstate.edu

Web: http://www.mcia.msstate.edu/

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

MO Missouri Crop Improvement Association*

Richard Arnett, Executive Director

3211 Lemone Industrial Boulevard

Columbia, MO 65201-8245

Telephone: 573.449.0586 Fax: 573.874.3193

E-mail: moseed@aol.com

Web: www.moseed.org

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

NE Nebraska Crop Improvement Association*

Steven P. Pageler, Certification Manager

PO Box 830911, 268 Plant Sciences Hall

Lincoln, NE 68583-0911

Telephone: 402.472.1444 Fax: 402.472.8652

E-mail: spageler2@unl.edu

Web: http://www.necrop.org

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

Corteva Agriscience

1410 Hwy 34

York, NE 68467

Sampling October 2024

Corteva Agriscience

12937 S Hwy 281

Doniphan, NE 68832

Sampling October 2024

Bayer U.S. Crop Science

2615 Antelope Avenue

Kearney, NE 68847

Sampling October 2024

NM New Mexico Department of Agriculture

State Seed Laboratory

PO Box 30005, Dept. 3190

Las Cruces, NM 88003-8005

Telephone: 575.646.3407

Testing October 2024

NC North Carolina Crop Improvement Association*

Dustin Auman, Director

3709 Hillsborough St

Raleigh, NC 27607-5464

Telephone: 919.515.2851 Fax: 919.515.7981

E-mail: dustin_auman@ncsu.edu

Web: www.nccrop.com

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

ND North Dakota State Seed Department*

Kenneth Bertsch, ND State Seed Commissioner

Jason Goltz, Field Seed Program Manager

Box 5257, 1313 18th Street North

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

7 

Fargo, ND 58105-5257

Telephone: 701.231.5400 Fax: 701.231.5401

E-mail: kbertsch@ndseed.ndsu.edu; jgoltz@ndseed.ndsu.edu

Web: www.ndseed.com

OH Ohio Seed Improvement Association*

John Armstrong, Secretary Manager

11491 Foundation Road, Box 3 

Croton, OH 43013 

Telephone: 614.889.1136 Fax: 614.889.8979

E-mail: armstrong@ohseed.org

Web: www.ohseed.org

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

OR Oregon Seed Certification Service*

Andrew Altishin, Manager & Extension Seed Certification 

Specialist

Oregon State University, Room 31 Crop Science Building

Corvallis, OR 97331-3003 

Telephone: 541.737.4513 Fax: 541.737.2624

E-mail: andrew.altishin@oregonstate.edu

Web: https://seedcert.oregonstate.edu/

Field Inspection

Sampling

October 2024

October 2024 

OSU Seed Laboratory

Dave Stimpson, Seed Laboratory Manager

Oregon State University

3291 SW Campus Way

Corvallis, OR 97331-3801

Telephone: 541.737.4464 Fax: 541.737.2126

E-mail: seedlab@oregonstate.edu

Web: http://seedlab.orgonstate.edu

Testing October 2024

Turf Tech, Inc.

Phani Bangalore, President

33789 Hwy 99E

PO Box 287

Tangent, OR 97389

Telephone: 541.926.3959 Fax: 541.926.5370

Testing October 2024

SD South Dakota Crop Improvement Association*

Neal Foster, Director

South Dakota State University

2380 Research Park Way Suite 136

Brookings, SD 57007-1096

Telephone: 605.688.4606 Fax: 605.688.4013

E-mail: neal.foster@sdstate.edu

Field Inspection

Sampling

October 2024

South Dakota State University Seed Laboratory

Brent Turnipseed, Director

Box 2207-A, Ag Hall

1 South Dakota State University

Brookings, SD 57007-1096

Telephone: 605.688-4589 Fax: 605.688.4013

E-mail: sdsu.seedlab1@sdstate.edu

E-mail: brent.turnipseed@sdstate.edu

Testing October 2024

SGS Mid-West Seed Services, Inc.

Sarah Dammen

1405 32nd Avenue

Sampling

Testing

October 2024

October 2024 
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

8 

Brookings, SD

Telephone: 605.692.7611 Fax: 605.692.7617

E-mail: sarah.dammen@sgs.com

Web: www.seedservices.sgs.com

SoDak Labs, Inc.

Tim Gutormson

300 32nd Avenue, Suite C

Brookings, SD 57006

Telephone: 605.692.2758

E-mail: Tim.Gutormson@SoDakLabs.com

Web: www.SoDakLabs.com

Testing October 2024

TX Texas Department of Agriculture*

Jarrett Stork, Certification Specialist (primary contact)

Jeff Claxton, Coordinator for Seed Quality

PO Box 629

Giddings, TX 78942

Telephone: 979.542.3691

E-Mail: Jarrett.Stork@TexasAgriculture.gov

E-mail: Jeffery.Claxton@TexasAgriculture.gov

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

WA Washington Department of Agriculture*

Paula Moore, Seed Program Manager

21 North 1st Avenue, Suite 203

Yakima, WA 98902

Telephone: 509.249.6950 Fax: 509.454.4395

E-mail: pmoore@agr.wa.gov

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

Washington State Crop Improvement Association

Aaron Jeschke, Manager

2575 NE Hopkins Ct

Pullman, WA 99163

Telephone: 509.334.0461 

E-mail: aaron@washingtoncrop.com

Web: http://washingtoncrop.com

Field Inspection

Sampling

October 2024

October 2024 

WI Wisconsin Crop Improvement Association*

John Petty, Executive Director

8520 University Green

Middleton, WI 53562

Telephone: 608.262.1341 Fax: 608.262.0210

E-mail: wcia@mailplus.wisc.edu

Web: http://wcia.wisc.edu

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

BioDiagnostics, Inc.

507 Highland Drive

River Falls, WI 54022

Telephone: 715.426.0246 Fax: 715.426.0251

E-mail: info@biodiagnostics.net

Contact: Denise Thiede

Testing October 2024

WY Wyoming Seed Certification*

Mike D. Moore, Manager

University of Wyoming

PO Box 983

Powell, WY 82435

Telephone: 307.754.9815 Fax: 307.754.9820

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 
U.S. OECD SEED SCHEMES AUTHORIZED and/or OFFICIAL ENTITIES

October 1, 2023

9 

E-mail: mdmoore@uwyo.edu

Web: www.wyseedcert.com

CAN Pioneer Hi-Bred Production LP

Mary Ellen Van Zelst, Laboratory Manager

7398 Queens Line

PO Box 730

Chatham, Ontario Canada

Telephone: 519.352.6350

E-mail: Maryellen.vanzelst@pioneer.com

Sampling

Testing

October 2024

October 2024 

U.S. Seed Regulatory and Testing Division

Steve Malone, US OECD Seed Schemes Program Manager

Chi Trinh, Seed Marketing Specialist

USDA, AMS, LPS

801 Summit Crossing Place, Suite C

Gastonia, NC 28054-2193

Telephone: Steve 704.810.8888

 Chi 704.810.7272

Fax: 704.852.4189

E-mail: stephen.malone@usda.gov

E-mail: Lan-ChiN.Trinh@usda.gov

Web: http://www.ams.usda.gov/rules-regulations/fsa/oecdschemes

Field Inspection

Sampling

Testing

October 2024

October 2024 

October 2024 

*= Official Entities who have signed Cooperative Agreements with AMS for OECD Seed 

Schemes work.