Alexander Roesner
Investment Adviser Representative at Black Diamond Financial, LLC
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
Alexander Roesner is an investment adviser representative with Black Diamond Financial, LLC in Lutherville, MD, where they have been registered since 2022. They have worked in the securities industry since 2019 and were previously registered with Merrill Lynch, Pierce, Fenner & Smith Incorporated. 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 Maryland.
Office
Advisors at this office: 9
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- Maryland
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.
- Merrill Lynch, Pierce, Fenner & Smith IncorporatedJun 2019 – Jul 2022Towson, MD
- FULL TIME StudentJul 2012 – May 2019Philadelphia, PA
- BANK OF America N.A.Sep 2019 – Jul 2022Towson, MD
- Merrill Lynch, Pierce, Fenner & Smith IncorporatedSep 2019 – Jul 2022Towson, MD
- Merrill Lynch, Pierce, Fenner & Smith IncorporatedOct 2019 – Jul 2022Towson, MD
- Black Diamond Financial, LLCJul 2022 – no end date reportedTowson, MD
Official records & sources
Data as of May 30, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About Black Diamond Financial, 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
- $1,000,000 (waivable)
- Estimated blended rate
- 0.0085
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
Comprehensive financial planning, investment advisory, family office services, and portfolio management across public and private markets, with a focus on tax and cost efficiency.
Client types the firm serves
Firm assets under management
$1B–$5B
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 14
- Offices listed on AdvisorFinder:
- 2
- Main office:
- Lutherville, MD
- SEC file number:
- 801-96172
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of March 23, 2026
View full firm profileOther advisors at Black Diamond Financial, LLC
Showing 12 of 14 in the directory
Similar advisors in Lutherville, MD
Other advisors whose filed branch office is in the same city.
This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Alexander Roesner 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.
Find the right advisor for you
Take the free 3-minute assessment to get matched with advisors who fit your goals.
Get Matched