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RIA / WealthAdvisordual registered (broker-dealer)25 years in industry

Paul Louis Tiernan

Advisor at LPL FINANCIAL LLC

PLAISTOW, NH

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Search this name across graphsid dfx:ria:75239db9-3e09-cc4b-fa53-405a4ed8924f

Data as of Sep 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 19, 2026, 8:53 PM UTC and rebuilt at most every 15 minutes.

Relationships: 9
Dated events: 2
On other graphs: 0
Observed: Mar 18, 2011 to Sep 14, 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: LPL FINANCIAL 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: Feb 16, 2001earliest registration or exam on IAPD
Years in industry: 25derivedfrom the industry start date
Years at current firm: 1derivedfrom the current registration's begin date
Prior firms: 8
Current registrations: 1
Registered states: 2
Exams: S63|S65
First exam: Feb 16, 2001
First registration: Mar 18, 2011
Dual registered: yes, broker-dealer
Other names: PAUL LOUIS TIERNAN|Paul L Tiernan
IAPD individual key: 4184070

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
LPL FINANCIAL LLC	Bd affiliated wealth	Jun 18, 2025	n/a	yes	PLAISTOW, NH	Current employment
MML INVESTORS SERVICES, LLC	Bd affiliated wealth	Feb 1, 2023	Oct 4, 2024	no	NORTH ANDOVER, MA	Previous registration
LPL FINANCIAL LLC	Bd affiliated wealth	Dec 6, 2018	Jan 11, 2023	no	WALTHAM, MA\|LEXINGTON, MA\|FRAMINGHAM, MA\|TYNGSBORO, MA\|ANDOVER, MA\|ANDOVER, MA	Previous registration
CITIZENS SECURITIES, INC.	Bd affiliated wealth	Sep 25, 2017	Oct 12, 2018	no	BURLINGTON, MA\|BELMONT, MA\|BELMONT, MA	Previous registration
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	Wirehouse	Sep 9, 2014	Oct 30, 2015	no	STONEHAM, MA\|BOSTON, MA\|BOSTON, MA\|STONEHAM, MA	Previous registration
PNC WEALTH MANAGEMENT	Bd affiliated wealth	Sep 10, 2013	Jul 31, 2014	no	CLEARWATER, FL\|SEMINOLE, FL\|ORLANDO, FL\|PINELLAS PARK, FL\|ST. PETERSBURG, FL\|CLEARWATER, FL\|SEMINOLE, FL	Previous registration
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Former SEC adviser	Oct 2, 2012	Aug 12, 2013	no	TAMPA, FL	Previous registration
TD AMERITRADE, INC.	Former SEC adviser	Sep 10, 2012	Aug 12, 2013	no	TAMPA, FL	Previous registration
STRATEGIC ADVISERS LLC	National bd RIA	Mar 18, 2011	Aug 23, 2012	no	THE VILLAGES, FL\|TAMPA, FL\|SARASOTA, FL\|TAMPA, 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
MML INVESTORS SERVICES, LLC	LPL FINANCIAL LLC	Oct 4, 2024	Jun 18, 2025	257	Firm change	Ibd to ibd
LPL FINANCIAL LLC	MML INVESTORS SERVICES, LLC	Jan 11, 2023	Feb 1, 2023	21	Firm change	RIA to ibd
CITIZENS SECURITIES, INC.	LPL FINANCIAL LLC	Oct 12, 2018	Dec 6, 2018	55	Firm change	Ibd to RIA
MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	CITIZENS SECURITIES, INC.	Oct 30, 2015	Sep 25, 2017	696	Firm change after gap	Other
PNC WEALTH MANAGEMENT	MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED	Jul 31, 2014	Sep 9, 2014	40	Firm change	Other
TD AMERITRADE INVESTMENT MANAGEMENT, LLC	PNC WEALTH MANAGEMENT	Aug 12, 2013	Sep 10, 2013	29	Firm change	Other
TD AMERITRADE, INC.	TD AMERITRADE INVESTMENT MANAGEMENT, LLC	Aug 12, 2013	Oct 2, 2012	-314	Channel change	Other
STRATEGIC ADVISERS LLC	TD AMERITRADE, INC.	Aug 23, 2012	Sep 10, 2012	18	Firm change	Ibd to new firm

Relationships

Registered with (8)

→ LPL FINANCIAL LLCRegistered adviserregistration: previous registration
Dec 6, 2018 to Jan 11, 2023factForm ADV
→ MML INVESTORS SERVICES, LLCRegistered adviserregistration: previous registration
Feb 1, 2023 to Oct 4, 2024factForm ADV
→ CITIZENS SECURITIES, INC.Registered adviserregistration: previous registration
Sep 25, 2017 to Oct 12, 2018factForm ADV
→ MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATEDRegistered adviserregistration: previous registration
Sep 9, 2014 to Oct 30, 2015factForm ADV
→ PNC WEALTH MANAGEMENTRegistered adviserregistration: previous registration
Sep 10, 2013 to Jul 31, 2014factForm ADV
→ TD AMERITRADE INVESTMENT MANAGEMENT, LLCRegistered adviserregistration: previous registration
Oct 2, 2012 to Aug 12, 2013factForm ADV
→ TD AMERITRADE, INC.Registered adviserregistration: previous registration
Sep 10, 2012 to Aug 12, 2013factForm ADV
→ STRATEGIC ADVISERS LLCRegistered adviserregistration: previous registration
Mar 18, 2011 to Aug 23, 2012factForm ADV

Dated events

Occurred
Oct 4, 2024
Advisor changed firm
Paul Louis Tiernan left Mml Investors Services, Llc for Lpl Financial Llc (registered 2025-06-18)
Form ADVobserved 4 days ago
Occurred
Jan 11, 2023
Advisor changed firm
Paul Louis Tiernan left Lpl Financial Llc for Mml Investors Services, Llc (registered 2023-02-01)
Form ADVobserved 4 days ago