National DHIA Staff

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Jay Mattison

CEO

National DHIA
P.O. Box 930399
Verona, WI 53593 USA
dhia-person-headshot

Steven Sievert

Certification Services

National DHIA
P.O. Box 930399
PO Box 930399
Verona, WI 53593 USA

Steven Sievert

Certification Services

dhia-person-headshot

Leslie Thoman

Accounting/Bookkeeping

National DHIA
P.O. Box 930399
Verona, WI 53593 USA

Leslie Thoman

Accounting/Bookkeeping

dhia-person-headshot

Mary Mattison

HR and Policy

National DHIA
PO Box 930399
Verona, WI 53593 USA

Mary Mattison

HR and Policy

Last Update: 06/28/2023

National Dairy Herd Information Association

P.O. Box 930399
Verona, WI 53593
608-848-milk (6455)

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