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RIA / WealthAdvisorChartered Financial Consultantdual registered (broker-dealer)52 years in industry

DENNIS CHARLES BUTTERFIELD

Advisor at LIFEMARK SECURITIES CORP.

Pearl River, NY | Windham, NH

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Search this name across graphsid dfx:ria:abd5f1cf-c8d0-4cbd-9463-33da46a4f043

Data as of Sep 14, 2026 (this record's last observation) from federal regulator filings. Page built Sep 18, 2026, 10:39 PM UTC and rebuilt at most every 15 minutes.

Relationships: 5
Dated events: 0
On other graphs: 0
Observed: Jul 11, 2002 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: LIFEMARK SECURITIES CORP.
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 1, 1974earliest registration or exam on IAPD
Years in industry: 52derivedfrom the industry start date
Years at current firm: 7derivedfrom the current registration's begin date
Prior firms: 4
Current registrations: 1
Registered states: 1
Designations: Chartered Financial Consultant
Exams: S63
First exam: May 19, 1984
First registration: Jul 11, 2002
Dual registered: yes, broker-dealer
Other names: DENNIS C BUTTERFIELD
IAPD individual key: 819354

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
LIFEMARK SECURITIES CORP.	Bd affiliated wealth	Oct 23, 2018	n/a	yes	Pearl River, NY\|Windham, NH	Current employment
FORESTERS EQUITY SERVICES, INC.	Former SEC adviser	Apr 14, 2011	Oct 24, 2018	no	WINDHAN, NH\|SAN DIEGO, CA\|SALEM, NH\|WINDHAM, NH\|PEABODY, MA\|MARLTON, NJ	Previous registration
NATIONWIDE SECURITIES, LLC	No RAUM reported	Aug 1, 2008	Aug 4, 2010	no	WINDHAM, NH	Previous registration
1717 CAPITAL MANAGEMENT COMPANY	n/a	Jan 14, 2004	Aug 1, 2008	no	WINDHAM, NH	Previous registration
MUTUAL SERVICE CORPORATION	n/a	Jul 11, 2002	Dec 31, 2002	no	WINDHAM, NH	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
FORESTERS EQUITY SERVICES, INC.	LIFEMARK SECURITIES CORP.	Oct 24, 2018	Oct 23, 2018	-1	Firm change	Ibd to RIA
NATIONWIDE SECURITIES, LLC	FORESTERS EQUITY SERVICES, INC.	Aug 4, 2010	Apr 14, 2011	253	Firm change	Other
1717 CAPITAL MANAGEMENT COMPANY	NATIONWIDE SECURITIES, LLC	Aug 1, 2008	Aug 1, 2008	0	Bulk transfer	Other
MUTUAL SERVICE CORPORATION	1717 CAPITAL MANAGEMENT COMPANY	Dec 31, 2002	Jan 14, 2004	379	Firm change	Other

Team moves

moves this advisor made together with colleagues (two or more registrations ending and beginning together)

Team	Left	Joined	From	Kind
18464:16204:NJ:2018-10-24	Oct 24, 2018	Oct 23, 2018	MARLTON, NJ	Firm change

Relationships

Registered with (5)

→ LIFEMARK SECURITIES CORP.Registered adviserregistration: current employment
Oct 23, 2018 to presentfactForm ADV
→ FORESTERS EQUITY SERVICES, INC.Registered adviserregistration: previous registration
Apr 14, 2011 to Oct 24, 2018factForm ADV
→ NATIONWIDE SECURITIES, LLCRegistered adviserregistration: previous registration
Aug 1, 2008 to Aug 4, 2010factForm ADV
→ 1717 CAPITAL MANAGEMENT COMPANYRegistered adviserregistration: previous registration
Jan 14, 2004 to Aug 1, 2008factForm ADV
→ MUTUAL SERVICE CORPORATIONRegistered adviserregistration: previous registration
Jul 11, 2002 to Dec 31, 2002factForm ADV

Dated events

No dated event names this entity yet.