James William Sumser III
Investment Adviser Representative at Oneseven
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
James William Sumser III is an investment adviser representative with Oneseven in Stow, OH, where they have been registered since 2023. They have worked in the securities industry since 2017 and were previously registered with Morgan Stanley. They have passed 4 industry qualification exams, including the Series 66 (combined investment adviser and state securities agent), Series 7 (general securities representative), and Series 31 (managed futures). They are registered to provide investment advice in Ohio.
Registrations & licenses
- Investment adviser:
- Ohio
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.
- Morgan StanleyOct 2017 – Jun 2023Hudson, OH
- Callahan FinancialMar 2016 – Dec 2016Blue Ash, OH
- University of CincinnatiAug 2014 – Aug 2017Cincinnati, OH
- Morgan Stanley Private Bank, National AssociationOct 2017 – Jun 2023New York, NY
- One Seven dba Hope Financial Group, LLCJun 2023 – no end date reportedBeachwood, OH
- Morgan Stanley Private Bank, N.AOct 2017 – no end date reportedNew York, NY
Official records & sources
Data as of August 9, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About Oneseven
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
- 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
$5B–$25B
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 118
- Offices listed on AdvisorFinder:
- 27
- Main office:
- Beachwood, OH
- SEC file number:
- 801-107829
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of April 22, 2026
View full firm profileOther advisors at Oneseven
Showing 12 of 118 in the directory
Similar advisors in Stow, OH
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. James William Sumser III 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