Donald Fruehauf Chamberlin Jr
Investment Adviser Representative at Foundations Investment Advisors LLC
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
Donald Fruehauf Chamberlin Jr. is an investment adviser representative with Foundations Investment Advisors LLC in St.louis, MO, where they have been registered since 2025. They have worked in the securities industry since 1996 and were previously registered with Prosperity Capital Advisors. They have passed 5 industry qualification exams, including the Series 65 (investment adviser), Series 7 (general securities representative), and Series 63 (state securities agent). They are registered to provide investment advice in Florida, Illinois, Missouri, and Texas.
Office
Advisors at this office: 11
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- Florida, Illinois, Missouri, Texas
Registration requirements vary by state and service. Contact the advisor's firm to confirm whether they can serve you.
Financial-firm registration history
Registration history as reported to FINRA, most recent first.
Reported employment history
Employment the advisor reported on their SEC/FINRA filings, as of October 8, 2026. It may not be a complete history.
- THE Chamberlin GroupNov 2002 – no end date reportedSt. Louis, MO
- C2p Capital Advisory Group, LLC DBA Prosperity Capital AdvisorsFeb 2018 – Oct 2025Westlake, OH
- C2P Enterprises LLCJan 2011 – Jan 2024Westlake, OH
- American Retirement Academy (D.b.a)Jan 2022 – Jun 2023St. Louis, MO
- Foundations Investment Advisors, LLCSep 2025 – no end date reportedSt. Louis, MO
Official records & sources
Data as of June 21, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About Foundations Investment Advisors LLC
These details describe the firm overall. Individual advisors' services, clients, and fees may differ.
Fee arrangements the firm reports
- Percentage of assets under management
- Hourly
- Fixed fee
- Firm account minimum
- $5,000 (waivable)
- Estimated blended rate
- 0.02
- All Assets2.00%
Arrangements the firm reports on its Form ADV; this advisor may not charge every fee listed. Estimated from the firm's Form ADV — individual terms may differ. Not a quote.
Services the firm offers
Advisor development, investment strategy and institutional-grade portfolios, back-office and compliance support, business transitions, and full-service marketing and business strategy through an integrated partnership with Magellan Financial
Client types the firm serves
Firm assets under management
$5B–$25B
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 296
- Offices listed on AdvisorFinder:
- 25
- Main office:
- Phoenix, AZ
- SEC file number:
- 801-100512
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of September 23, 2026
View full firm profileOther advisors at Foundations Investment Advisors LLC
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This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Donald Fruehauf Chamberlin Jr has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on BrokerCheck or SEC.gov before making any decision. AdvisorFinder may be compensated for referrals generated through this page.
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