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Thomas James Mattingly

Big Sioux Wealth Management

Watertown, SD

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Current Employers
Big Sioux Wealth Management

1401 4Th St Ne, Watertown, SD 57201 • United States

Current Registrations

AuthorityCategoryStatusDate
SD RA APPROVED 2023-09-14
  • SD RA
    APPROVED
    Since 2023-09-14

Branch Locations

1401 4Th St Ne, Watertown, SD 57201 • United States

Disclosures

No disclosure categories reported as “Yes” on this SEC record.

  • Regulatory action No
  • Criminal No
  • Bankruptcy No
  • Civil judicial No
  • Bond No
  • Judgment / lien No
  • Investigation No
  • Customer complaint No
  • Termination No
Employment History
OrganizationCityStateFromTo
Big Sioux Financial, Inc. Dba Big Sioux Wealth Management Watertown SD 09/2023 Present
Watertown School District Watertown SD 08/2009 08/2023
  • 09/2023 → Present
    Big Sioux Financial, Inc. Dba Big Sioux Wealth Management
    Watertown, SD
  • 08/2009 → 08/2023
    Watertown School District
    Watertown, SD
Other Businesses

1. Basketball and Football Coach at Watertown High School. Start Date: 12/2024. Not investment related. Approximately 30 hours per month, 0 hours per month during securities trading hours. 2. Legacy Properties - Commercial LLC and Legacy Properties - Residential LLC; Partnership LLC of rental properties in Watertown, SD; 117 Summerwood Dr. Watertown, SD 57201; Landlord for Residential Rentals and Commercial Rentals; President and part-owner of both LLCs; July 10, 2025; 10 - 15 Hours per month; 2-3 Hours per month; primary role is bookeeping for the properties and occasional showings.

Exams
CodeExamDate
S65 Uniform Investment Adviser Law Examination 2023-09-01
  • S65 Uniform Investment Adviser Law Examination
    2023-09-01
Other Names
  • Tommy Mattingly
  • Tom Mattingly

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