Fiduciary Trust Officer: Santee Sioux Field Office

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Agency Staff

Howard D Valandra
Fiduciary Trust Officer
Santee Field Office Phone:  402-857-2544
Yankton Agency Phone:  605-384-5576

Debra Castillo
Account Maintenance Technician
Phone:  402-857-2544

Katherine Kazena
Accounting Technician
Phone:  605-384-5576

Elizabeth Namminga
Accounting Technician
Phone:  650-384-5576

Office Address

Office of the Special Trustee
425 Frazier Avenue North
Niobrara, NE  68760

Directions to the Office

Located at 425 Frazier Avenue North in Santee, NE in the David Frazier Memorial Office Building.

Upcoming Events

Events coming soon!

Is OST holding money for you?

OST is seeking current addresses for Individual Indian Money (IIM) account holders. All Whereabouts Unknown (WAU) accounts have either interests in lands and/or funds to be disbursed to rightful owners. If your name is on the list, please contact the respected OST Offices or complete the attached form and a copy of your picture ID.

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