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William Mueller

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William Mueller

( Federal,  )

Mindset Advocacy, Llc

  • 455 Massachusetts Ave., NW, Suite 1200, Washington, DC, 20001, 

Clients

1) ABIR

2) ADVANTAGE CAPITAL

3) ARCH CAPITAL GROUP (U.S.) INC.

4) ASSOCIATION FOR CONSUMER DEBT RELIEF(ACDR)

5) CHIME FINANCIAL, INC.

6) DUKE ENERGY BUSINESS SERVICES LLC

7) FINANCIAL TECHNOLOGY ASSOCIATION (FTA)

8) FLUENCE ENERGY, LLC

9) HCBS ADVOCACY, LLC

10) INSTITUTE FOR PORTFOLIO ALTERNATIVES (IPA)

11) INTERNATIONAL COUNCIL OF SHOPPING CENTERS, INC. DBA ICSC

12) INTUIT, INC. AND AFFILIATES

13) KOCH GOVERNMENT AFFAIRS

14) MELLON FINANCIAL SERVICES CORPORTATION #1

15) METROPOLITAN LIFE INSURANCE COMPANY

16) NATIONWIDE INSURANCE

17) NOMURA HOLDING AMERICA, INC.

18) PAYPAL, INC.

19) PFS INVESTMENTS, INC.

20) PLAID INC.

21) PURPOSE FINANCIAL, INC.

22) PWC US GROUP LLP

23) RBC CAPITAL MARKETS, LLC

24) REGIONS BANK

25) SH ADVISORS, LLC DBA SITUS HAWK

26) SHELL USA, INC.

27) SUMITOMO MITSUI BANKING CORPORATION (SMBC)

28) THE GOLDMAN SACHS GROUP, INC.

29) VISA USA, INC.

Last Updated: August 02, 2026

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