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Thomas James Mattingly

Investment adviser representative at Big Sioux Wealth Management
17 yearsExperience
1 stateRegistered in
$235.2MFirm assets
6 yearsFirm in business

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How the firm charges

Fee types in the public filing. This advisor may not use all of them.

Percentage of assetsHourly

Services the firm offers

These describe the firm as a whole, not only this advisor.

  • Financial planning
  • Portfolio management
  • Pension consulting
  • Seminars and workshops

Experience

17 years in the industry.

  1. Big Sioux Wealth ManagementSep 2023 to now
  2. Big Sioux Financial, Inc. dba Big Sioux Wealth ManagementSep 2023 to now
  3. Watertown School DistrictAug 2009 to Aug 2023

Exams passed

  • Series 65 · Uniform Investment Adviser Law2023

State registrations

Registered as an investment adviser representative in 1 state (SD).

Big Sioux Wealth Management

Legal name: Big Sioux Financial, Inc.

$235.2MAssets managed
868Clients
5Advisers
6 yearsIn business

Official records

SEC data as of Sep 29, 2026. Registrations and firm details can change; confirm current status on the SEC's Investment Adviser Public Disclosure (opens in a new tab) site.

Individual CRD
7780904
Firm CRD
299593
Advisor's SEC record (opens in a new tab)
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