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RIA / WealthAdvisordual registered (broker-dealer)44 years in industry

Thomas Norman Zirbel

Advisor at MML INVESTORS SERVICES, LLC

Las Cruces, NM | SPRINGFIELD, MA

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Data as of Sep 15, 2026 (this record's last observation) from federal regulator filings. Page built Sep 21, 2026, 10:30 AM UTC and rebuilt at most every 15 minutes.

Relationships: 9
Dated events: 1
On other graphs: 0
Observed: Oct 13, 2009 to Sep 15, 2026

Across DFX

This entity has not been resolved onto another DFX graph by a shared identifier. A name match elsewhere would be a candidate, never an identity, and none is recorded.

Facts

fact = as filed or announced; derived = computed by DFX; estimate = a band, never a point

Current firm: MML INVESTORS SERVICES, LLC
Current firm class: broker-dealer affiliated wealth managerderived
Book size: not publicno per-advisor AUM is published by the SEC, FINRA or IAPD, and DFX estimates none
Industry start: May 7, 1982earliest registration or exam on IAPD
Years in industry: 44derivedfrom the industry start date
Years at current firm: 0derivedfrom the current registration's begin date
Prior firms: 8
Current registrations: 1
Registered states: 1
Exams: S66|S65|S63
First exam: May 7, 1982
First registration: Oct 13, 2009
Dual registered: yes, broker-dealer
Other names: THOMAS N ZIRBEL|THOMAS ZIRBEL|THOMAS NORMAN ZIRBEL|THOMAS NORMAN ZIRBEL|TOM NORMAN ZIRBEL
IAPD individual key: 1031111

Registration history

registration spans on IAPD; the basis says whether the span is a current registration or a prior employment record

Firm	Class	Began	Ended	Current	Branch	Basis
MML INVESTORS SERVICES, LLC	Bd affiliated wealth	May 28, 2026	n/a	yes	SPRINGFIELD, MA\|Las Cruces, NM	Current employment
CETERA INVESTMENT ADVISERS LLC	Bd affiliated wealth	Jun 29, 2023	Dec 3, 2025	no	LAS CRUCES, NM	Previous registration
CETERA ADVISOR NETWORKS LLC	Former SEC adviser	Oct 5, 2021	Jun 29, 2023	no	TUCSON, AZ\|EL SEGUNDO, CA\|LAS CRUCES, NM\|LAS CRUCES, NM	Previous registration
NORTHWESTERN MUTUAL INVESTMENT SERVICES,LLC	No RAUM reported	Jun 12, 2019	Nov 13, 2020	no	OMAHA, NE	Previous registration
FBL INVESTMENT MANAGEMENT SERVICES, INC.	Former SEC adviser	Jul 21, 2016	Jul 16, 2018	no	West Des Moines, IA	Previous registration
PROSPERA FINANCIAL SERVICES, INC.	Bd affiliated wealth	Jan 22, 2015	Jul 2, 2015	no	DALLAS, TX\|WORTHINGTON, OH	Previous registration
CABANA ASSET MANAGEMENT	Asset manager	Feb 21, 2014	Jun 11, 2014	no	FAYETTEVILLE, AR	Previous registration
LPL FINANCIAL LLC	Bd affiliated wealth	Jan 10, 2013	Dec 24, 2013	no	PEORIA, AZ	Previous registration
WADDELL & REED	Former SEC adviser	Oct 13, 2009	Jun 22, 2010	no	JACKSONVILLE, FL	Previous registration

Moves

a move is two registration dates; a bulk corporate re-registration is typed BULK_TRANSFER and is not a move

From	To	Left	Joined	Gap, days	Kind	Move type
CETERA INVESTMENT ADVISERS LLC	MML INVESTORS SERVICES, LLC	Dec 3, 2025	May 28, 2026	176	Firm change	Ibd to ibd
CETERA ADVISOR NETWORKS LLC	CETERA INVESTMENT ADVISERS LLC	Jun 29, 2023	Jun 29, 2023	0	Bulk transfer	Ibd to ibd
NORTHWESTERN MUTUAL INVESTMENT SERVICES,LLC	CETERA ADVISOR NETWORKS LLC	Nov 13, 2020	Oct 5, 2021	326	Firm change	Other
FBL INVESTMENT MANAGEMENT SERVICES, INC.	NORTHWESTERN MUTUAL INVESTMENT SERVICES,LLC	Jul 16, 2018	Jun 12, 2019	331	Firm change	Other
PROSPERA FINANCIAL SERVICES, INC.	FBL INVESTMENT MANAGEMENT SERVICES, INC.	Jul 2, 2015	Jul 21, 2016	385	Firm change	Other
CABANA ASSET MANAGEMENT	PROSPERA FINANCIAL SERVICES, INC.	Jun 11, 2014	Jan 22, 2015	225	Firm change	Other
LPL FINANCIAL LLC	CABANA ASSET MANAGEMENT	Dec 24, 2013	Feb 21, 2014	59	Firm change	Other
WADDELL & REED	LPL FINANCIAL LLC	Jun 22, 2010	Jan 10, 2013	933	Firm change after gap	Other

Relationships

Registered with (9)

→ MML INVESTORS SERVICES, LLCRegistered adviserregistration: current employment
May 28, 2026 to presentfactForm ADV
→ CETERA INVESTMENT ADVISERS LLCRegistered adviserregistration: previous registration
Jun 29, 2023 to Dec 3, 2025factForm ADV
→ CETERA ADVISOR NETWORKS LLCRegistered adviserregistration: previous registration
Oct 5, 2021 to Jun 29, 2023factForm ADV
→ NORTHWESTERN MUTUAL INVESTMENT SERVICES,LLCRegistered adviserregistration: previous registration
Jun 12, 2019 to Nov 13, 2020factForm ADV
→ FBL INVESTMENT MANAGEMENT SERVICES, INC.Registered adviserregistration: previous registration
Jul 21, 2016 to Jul 16, 2018factForm ADV
→ PROSPERA FINANCIAL SERVICES, INC.Registered adviserregistration: previous registration
Jan 22, 2015 to Jul 2, 2015factForm ADV
→ CABANA ASSET MANAGEMENTRegistered adviserregistration: previous registration
Feb 21, 2014 to Jun 11, 2014factForm ADV
→ LPL FINANCIAL LLCRegistered adviserregistration: previous registration
Jan 10, 2013 to Dec 24, 2013factForm ADV
→ WADDELL & REEDRegistered adviserregistration: previous registration
Oct 13, 2009 to Jun 22, 2010factForm ADV

Dated events

Occurred
Dec 3, 2025
Advisor changed firm
Thomas Norman Zirbel left Cetera Investment Advisers Llc for Mml Investors Services, Llc (registered 2026-05-28)
Form ADVobserved 6 days ago