Hailey Derrickson

Hailey Derrickson

Hailey Derrickson is a graduate of Buena Vista University with a Bachelors of Science degree in Accounting, Finance and Management. Prior to joining Winther, Stave & Co., LLP in October of 2023, Hailey had experience in both public and governmental accounting. She...
Courtney Lappegard

Courtney Lappegard

Courtney joined the Winther, Stave & Co., LLP staff in March 2023. She received her Accounting Specialist certificate from Iowa Lakes Community College and is AIPB certified. She assists with tax return preparation, accounting, and auditing...
Lacie Brandts

Lacie Brandts

Lacie graduated from South Dakota State University with a Bachelor of Science degree in Agriculture and Animal Science in 2007 and completed a Bachelor of Science degree in Accounting at Minnesota State University, Mankato in 2011. Lacie has 10 years of accounting...
Justin Zinnel

Justin Zinnel

Justin joined the Winther, Stave & Co., LLP staff in January of 2021. He graduated from the University of Iowa with a Bachelor of Arts degree in Accounting and Finance. Justin brings over nine years of previous accounting experience as a Controller for a local...
Walter Mantler

Walter Mantler

Walter joined the Winther, Stave & Co., LLP staff in January of 2021. He is a graduate of the University of Nebraska Lincoln with a Bachelor of Science degree in Business Administration in Accounting and Bachelor of Arts in History. Walter was born and raised in...
Gary Peters

Gary Peters

Gary graduated from the University of Nebraska College of Business Administration in 1976 and started his career with Deloitte & Touche, a Big Four accounting firm in Omaha, Nebraska. He moved to Spencer and joined Winther, Stave & Co., LLP in 1978 as a staff...