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Thank you for visiting our website.

Fenenga, DeSmet & Co, LLC is a full-service accounting firm serving clients throughout the South Dakota and Nebraska area, dedicated to providing our clients with professional, personalized services and guidance in a wide range of financial and business needs.

On this website, you will find information about Fenenga, DeSmet & Co, LLC, including our list of services. We have also provided you with online resources to assist in the tax process and financial decision-making. These tools include downloadable tax forms and publications, financial calculators, news and links to other useful sites. Whether you are an individual or business, Fenenga, DeSmet & Co, LLC has years of valuable experience assisting businesses and individuals with their accounting needs.

We welcome any questions or comments you may have. Feel free to contact us at any time:

  • Telephone...
  • (605) 842-1757
  • Fax...
  • (605) 842-1758
  • Winner Location
  • Fenenga, DeSmet & Co, LLC
  • 418 S Main Street
  • Winner, SD 57580
  • Email:
  • Rapid City Location
  • Fenenga, DeSmet & Co, LLC
  • 1760 Centre Street, Ste 1
  • Rapid City, SD 57702
  • Gregory Location
  • Fenenga, DeSmet & Co, LLC
  • 119 W 6th St
  • Gregory, SD 57533
  • Telephone: (605) 835-8338