Jeffrey Michael Diefenthaler

CRD 3110875 · J.P. Morgan Securities LLC · Birmingham, MI

IA RegisteredBroker

Also appears in the source record as: Jeff Diefenthaler

Registration & licensing

As recorded in SEC IAPD / FINRA BrokerCheck

Broker-dealer registration: Active
Investment adviser registration: Active
Exams passed (4): SIESeries 7Series 65Series 63
Registered states (53): Alabama · Alaska · Arizona · Arkansas · California · Colorado · Connecticut · Delaware · District Of Columbia · Florida · Georgia · Hawaii · Idaho · Illinois · Indiana · Iowa · Kansas · Kentucky · Louisiana · Maine · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Montana · Nebraska · Nevada · New Hampshire · New Jersey · New Mexico · New York · North Carolina · North Dakota · Ohio · Oklahoma · Oregon · Pennsylvania · Puerto Rico · Rhode Island · South Carolina · South Dakota · Tennessee · Texas · Utah · Vermont · Virgin Islands · Virginia · Washington · West Virginia · Wisconsin · Wyoming
Years in the industry (source record): 27
Professional designations: Not yet retrieved from the source record

Disclosures

Copied from the official record

The official record for CRD 3110875 contains one or more disclosure events as of Aug 20, 2026.

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Current firm

From the firm record

Firm: J.P. Morgan Securities LLC
Firm CRD: 79
SEC number: 801-3702
Assets under management: $429.7B as of Jun 30, 2026
Website: wealthpartners.jpmorgan.com ↗
Phone: 800-999-2000
Firm location: New York, NY, 10017

Employment history (7)

From the source registration record · current first

J.P. Morgan Securities LLCCurrent
Birmingham, MI · IA capacity

start not retrieved → present
J.P. Morgan Securities LLCCurrent
Birmingham, MI · BC capacity

start not retrieved → present
Tiaa-Cref Advice And Planning Services
Southfield, MI · IA capacity

Jan 14, 2013 → Dec 23, 2014
Tiaa-Cref Individual & Institutional Services, LLC
Southfield, MI · BC capacity

Jan 11, 2013 → Dec 23, 2014
Spc
Plymouth, MI · IA capacity

Jun 30, 2009 → Dec 14, 2012
Sigma Financial Corporation
Plymouth, MI · BC capacity

Jun 26, 2009 → Dec 14, 2012
Fidelity Brokerage Services LLC
Farmington, MI · BC capacity

Sep 23, 1998 → Feb 18, 2009

Source & corrections

Where this page comes from

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