William Jaenicke
Investment Adviser Representative at UBS Financial Services Inc.
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
William Jaenicke is an investment adviser representative with UBS Financial Services Inc. in New York, NY, where they have been registered since 2025, the year they entered the securities industry. They have passed 3 industry qualification exams, including the Series 66 (combined investment adviser and state securities agent) and Series 7 (general securities representative). They are registered to provide investment advice in New York.
Office
Advisors at this office: 76
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- New York
- Broker:
23 states and territories
Arizona, California, Connecticut, Delaware, District of Columbia, Florida, Idaho, Illinois, Indiana, Maryland, Massachusetts, Michigan, New Jersey, New Mexico, New York, North Carolina, Pennsylvania, Puerto Rico, South Carolina, Tennessee, Texas, Virginia, Washington
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.
- UBS Financial Services Inc.Dec 2024 – no end date reportedNew York, NY
- John Zaborskis Tutoring CompanyMay 2023 – May 2024Staten Island, NY
- ShopRiteJun 2022 – Aug 2022Staten Island, NY
- Fordham UniversityAug 2021 – May 2025Bronx, NY
- Regis High SchoolSep 2017 – Jun 2021New York, NY
- Our Lady of Good CounselSep 2007 – Jun 2017Staten Island, NY
Official records & sources
Data as of June 29, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About UBS Financial Services Inc.
These details describe the firm overall. Individual advisors' services, clients, and fees may differ.
Fee arrangements the firm reports
- Percentage of assets under management
- Commissions
- Hourly
- Fixed fee
- Other
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
Client types the firm serves
Firm assets under management
$25B+
- Firm disclosures (Form ADV)
- Disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 9,380
- Offices listed on AdvisorFinder:
- 26
- Main office:
- Weehawken, NJ
- SEC file number:
- 801-7163
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of August 25, 2026
View full firm profileOther advisors at UBS Financial Services Inc.
Showing 12 of 9,380 in the directory
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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. William Jaenicke 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.
BrokerCheck data is used subject to the FINRA BrokerCheck Terms of Use. Found something inaccurate? Report inaccurate data and we will correct any error we introduced. Errors in the underlying BrokerCheck record itself are referred to FINRA, which maintains that record.
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