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William Mildren, portrait

William Mildren

Investment adviser representative at Cadent Capital Advisors in Tulsa, OK

Investment adviser registrationUpdated

William Mildren is an investment adviser representative at Cadent Capital Advisors, LLC, an investment adviser managing $786M, and works from its Tulsa, OK office. William Mildren has been registered through Cadent Capital Advisors since 20 June 2019, has 56 years in the industry across 5 firms and has passed 9 licensing exams.

56
Years in industry
7
Years at firm
5
Adviser firms
2
States registered

From the IAPD record, checked 24 October 2026SEC record

Career

William Mildren has been an investment adviser representative at Cadent Capital Advisors since June 2019, and is not listed among the firm’s executive officers or direct owners. William Mildren studied at The University of Tulsa.

Cadent Capital Advisors, LLC is a Tulsa, OK firm with $786M under management, 654 clients and 11 advisers across 2 offices, as of its May 2026 filing.

Bill H. Mildren is Wealth Management Advisor of Cadent Capital Advisors, LLC. His experience in the financial industry includes Smith Barney, E.F. Hutton, Merrill Lynch and Piper Jaffray, and he led offices as sales manager or director of the office. He joined Cadent Capital to partner with Todd E. Taylor on asset solutions and the financial planning needs of clients.

William Mildren’s longest registration is the current one, 7 years at Cadent Capital Advisors since 2019. Before joining Cadent Capital Advisors in 2019, William Mildren was registered through B Riley Wealth Management and Sanders Morris Harris Inc.

  1. – present · 7 years
    Tulsa, OK · Adviser representative · Firm CRD 169704
  2. B Riley Wealth Management
    – · 6 years
    Tulsa, OK · Adviser representative · Firm CRD 2543
  3. Sanders Morris Harris Inc.
    – · 6 years
    Tulsa, OK · Adviser representative · Firm CRD 20580
  4. SMH Capital Advisors, Inc.
    – · 2 years
    Tulsa, OK · Adviser representative · Firm CRD 108344
  5. U.S. Bancorp Piper Jaffray Inc.
    – · 2 years
    Tulsa, OK · Adviser representative · Firm CRD 665

Credentials and registrations

Investment adviser representative registrations

William Mildren is registered as an investment adviser representative in 2 states, as a resident of Texas. The first approvals date from June 2019; the most recent is Texas, in November 2020.

  • OklahomaSince 20 June 2019
  • TexasResidentSince 18 November 2020

Examinations

SIECredited
Name
Securities Industry Essentials Examination
Series 816 December 1994
Name
General Securities Sales Supervisor Examination (Options Module & General Module)
Series 6520 August 1993
Name
Uniform Investment Adviser Law Examination
Series 537 November 1988
Name
Municipal Securities Principal Examination
Series 247 June 1988
Name
General Securities Principal Examination
Series 425 June 1985
Name
Registered Options Principal Examination
Series 6310 September 1980
Name
Uniform Securities Agent State Law Examination
PC7 September 1977
Name
AMEX Put and Call Exam
Series 1229 August 1974
Name
NYSE Branch Manager Examination
Series 15 December 1969
Name
Registered Representative Examination

Key facts

Full name
William Hale Mildren
CRD
334144
Firm
Cadent Capital Advisors · CRD 169704
Office
4525 EAST 91ST STREET, Tulsa, OK 74137
Registration
Investment adviser registration
In the industry since
January 1970
Disciplinary history
Not yet shown here · SEC record

Common questions

Where does William Mildren work?

William Mildren is an investment adviser representative registered through Cadent Capital Advisors, LLC since June 2019, and is not listed among the firm’s executive officers or direct owners.

Source: IAPD individual record, checked 24 October 2026

Is William Mildren a financial advisor?

Yes. William Mildren has a current investment-adviser registration in Oklahoma and Texas, through Cadent Capital Advisors since June 2019.

Source: IAPD individual record, checked 24 October 2026

How many years of experience does William Mildren have?

William Mildren has 56 years in the financial industry, since January 1970, across 5 adviser firms.

Source: IAPD individual record, checked 24 October 2026

What exams has William Mildren passed?

William Mildren has passed 9 licensing exams: the Series 1, Series 12, PC, Series 63, Series 4, Series 24, Series 53, Series 65 and Series 8. The earliest, the Series 1, was passed in December 1969. FINRA credited William Mildren with the SIE, which began in October 2018.

Source: IAPD individual record, checked 24 October 2026

Where did William Mildren work before Cadent Capital Advisors?

Before Cadent Capital Advisors, William Mildren was registered through B Riley Wealth Management, December 2012 to June 2019; Sanders Morris Harris Inc., June 2006 to December 2012; SMH Capital Advisors, Inc., February 2004 to December 2006; U.S. Bancorp Piper Jaffray Inc., June 2001 to December 2003.

Source: IAPD individual record, checked 24 October 2026

Where is William Mildren based?

William Mildren’s registered office is in Tulsa, OK.

Source: IAPD individual record, checked 24 October 2026

Is William Mildren registered with FINRA?

No. William Mildren has no current broker registration.

Source: IAPD individual record, checked 24 October 2026

How can I verify William Mildren’s record?

Search CRD 334144 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes William Mildren’s full registration record.

Source: IAPD individual record, checked 24 October 2026

Leadership at Cadent Capital Advisors

Sources

  1. IAPD individual record, CRD 334144, checked 24 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Cadent Capital Advisors, LLC, filed 13 May 2026. Executive officers and direct owners; this person is not among them.
  3. Cadent Capital Advisors team page. Biography, education, credentials, awards and the portrait, reproduced for identification.