Firm profile

Appleton Partners, Inc..

BOSTON, MACRD 110049Registration Status: ApprovedEffective since February 10, 1987SEC # 801-29384Latest ADV March 23, 2026

Appleton Partners, Inc. is an SEC registered investment adviser organized as a corporation with a primary office location in Boston, MA. Its latest Form ADV filing, dated March 23, 2026, reports $12.6B in regulatory assets under management, 59 employees, 1 office, and 7,106 accounts.

Assets Under Management

$12.6B

Employees

Offices

1 office

Total Clients

6,112

Associated firm names

3 names listed

APPLETON PARTNERS INC
APPLETON PARTNERS,INC.
APPLETON PARTNERS, INC.

Leadership

3 roles identified

CEODouglas C. Chamberlain

CCOMichael T. Howard

COORobert A. Krantz

Advisory services offered

6 types reported

Educational seminars/workshops

Financial Planning Services

Portfolio management for businesses

Fee models offered

1 types reported

Asset based fees

Offices & Contact

Primary office

BOSTON, Massachusetts, United States

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Primary office regionOther reported regions

Shading shows states and countries with reported offices. Cities are listed below; shading does not indicate service coverage.

View locations

Massachusetts

BOSTONPrimary office

1 office records listed · 1 total offices reported. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Phone617-338-0700 WebsiteVisit website LinkedInView profile

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$12.6Bas of March 23, 2026

Discretionary100.0%

$12.6B

100% of total RAUM100.0%

Non-discretionary0.0%

0% of total RAUM0.0%

All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentCLIENTS FROM THIRD-PARTY PLATFORMS AND/OR THIRD-PARTY MANAGERS THAT ARE NOT IDENTIFIED TO THE REGISTRANT. represent 86.9% of total clients.

Top client categories% of clientsClients

CLIENTS FROM THIRD-PARTY PLATFORMS AND/OR THIRD-PARTY MANAGERS THAT ARE NOT IDENTIFIED TO THE REGISTRANT.

86.9%

5,314

HNWI

7.2%

443

Individuals

5.5%

339

Charitable

0.2%

Corporations

0.1%

Additional categories (<0.1%)

Government<5 clients

Categories with <5 clients

Corporations or other businesses not listed above<5 clients

State or municipal government entities (including govt. pension plans)<5 clients

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$12.6B

Total Accounts7,106

10Y AUM Change+$4.3B (+51.6%)

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Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees59

Clients per Employee104:1

10Y Employee Change+14 (+31.1%)

Historical AUM and employee figures reflect available SEC Form ADV filings under this CRD. Filing gaps may reflect registration status changes, dormant periods, state registration periods, firm restructuring, or other reporting changes. Rialytix does not interpolate missing periods.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%

APPLETON PARTNERS BUSINESS TRUSTDirect owner · Schedule AInterest in APPLETON PARTNERS, INC.

75%+

Bars represent the reported range at that individual ownership step, not an estimated percentage of the advisory firm. Indirect relationships may refer to intermediate entities rather than directly to Appleton Partners, Inc...

Reported ownership and control details

Form ADV · Filing date 2026-03-23 · Schedules A and B

8 entries

#	Owner / person & role	Interest in entity	Reported interest	Control person	Title / status acquired	Source
1	MICHELE DAWN HUBLEYSVP - TREASURER & HEAD OF HRIndividual	APPLETON PARTNERS, INC.	Less than 5%Code NA	Yes	SVP - TREASURER & HEAD OF HR05/2004	Schedule APDF page 21
2	DOUGLAS CAMPBELL CHAMBERLAINPRESIDENT, CEO, DIRECTORIndividual	APPLETON PARTNERS, INC.	Less than 5%Code NA	Yes	PRESIDENT, CEO, DIRECTOR10/1998	Schedule APDF page 21
3	APPLETON PARTNERS BUSINESS TRUSTBUSINESS TRUSTDomestic entity	APPLETON PARTNERS, INC.	75% or moreCode E	No	BUSINESS TRUST08/2001	Schedule APDF page 21
4	Michael Thomas HowardSVP, CHIEF COMPLIANCE OFFICERIndividual	APPLETON PARTNERS, INC.	Less than 5%Code NA	Yes	SVP, CHIEF COMPLIANCE OFFICER10/2020	Schedule APDF page 21
5	ROBERT ALAN KRANTZSVP - CO-COOIndividual	APPLETON PARTNERS, INC.	Less than 5%Code NA	Yes	SVP - CO-COO09/2022	Schedule APDF page 21
6	DOUGLAS CAMPBELL CHAMBERLAINTRUSTEE, APPLETON PARTNERS BUSINESS TRUSTIndividual	APPLETON PARTNERS BUSINESS TRUST	Percentage not specifiedCode F	Yes	TRUSTEE, APPLETON PARTNERS BUSINESS TRUST08/2001	Schedule BPDF page 21
7	MICHELE DAWN HUBLEYTRUSTEE, APPLETON PARTNERS BUSINESS TRUSTIndividual	APPLETON PARTNERS BUSINESS TRUST	Percentage not specifiedCode F	Yes	TRUSTEE, APPLETON PARTNERS BUSINESS TRUST06/2020	Schedule BPDF page 21
8	GEOFFREY DANIEL CHAMBERLAINTRUSTEE, APPLETON PARTNERS BUSINESS TRUSTIndividual	APPLETON PARTNERS BUSINESS TRUST	Percentage not specifiedCode F	No	TRUSTEE, APPLETON PARTNERS BUSINESS TRUST08/2022	Schedule BPDF page 21

Less than 5% may include zero. Code F identifies a role without specifying a percentage. Reported interests may overlap and may not include every owner. Total indirect ownership is not calculated.

Compliance & Disclosures

Filing dated 3/23/2026 11:02:19 AM

Responses were selected by the RIA in its filing. Questions are shortened for readability; “you” refers to the reporting firm, and some questions also cover advisory affiliates.

RIA or supervised-person involvementThe RIA reported that none of the events below involve the firm or its supervised persons.RIA responseNo

AFelonies2 No

In the past ten years, have you or any advisory affiliate:

A1Been convicted of or pleaded guilty or no contest to a felony?No
A2Been charged with a felony?No

BMisdemeanors2 No

In the past ten years, have you or any advisory affiliate:

B1Been convicted of or pleaded guilty or no contest to a misdemeanor involving investments, an investment-related business, fraud, false statements or omissions, wrongful taking of property, bribery, perjury, forgery, counterfeiting, or extortion?No
B2Been charged with a misdemeanor of the kind listed above?No

CSEC or CFTC actions5 No

Has the SEC or CFTC ever:

C1Found you or an advisory affiliate made a false statement or omission?No
C2Found you or an advisory affiliate violated SEC or CFTC regulations or statutes?No
C3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
C4Entered an order against you or an advisory affiliate in connection with investment-related activity?No
C5Imposed a civil money penalty on you or an advisory affiliate, or ordered you or an advisory affiliate to cease and desist from any activity?No

DOther regulatory actions5 No

Has any other federal regulatory agency, state regulatory agency, or foreign financial regulatory authority ever:

D1Found you or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?No
D2Found you or an advisory affiliate violated investment-related regulations or statutes?No
D3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
D4In the past ten years, entered an order against you or an advisory affiliate in connection with investment-related activity?No
D5Denied, suspended, or revoked your or an advisory affiliate’s registration or license, or otherwise prevented association with an investment-related business or restricted activities?No

ESelf-regulatory organization actions4 No

Has a self-regulatory organization or commodities exchange ever:

E1Found you or an advisory affiliate made a false statement or omission?No
E2Found you or an advisory affiliate violated its rules, other than a violation designated as a minor rule violation under an SEC-approved plan?No
E3Found you or an advisory affiliate caused an investment-related business to have its authorization to do business denied, suspended, revoked, or restricted?No
E4Disciplined you or an advisory affiliate by expulsion, suspension, barring association with other members, or otherwise restricting activities?No

FProfessional authorizations1 No

FHas an authorization to act as an attorney, accountant, or federal contractor granted to you or an advisory affiliate ever been revoked or suspended?No

GPending regulatory proceedings1 No

GAre you or any advisory affiliate now the subject of a regulatory proceeding that could result in a “Yes” answer to any part of C, D, or E?No

HCivil judicial actions and proceedings4 No

(1) Court actions

Has a domestic or foreign court:

H(1)(a)In the past ten years, enjoined you or an advisory affiliate in connection with investment-related activity?No
H(1)(b)Found that you or an advisory affiliate violated investment-related statutes or regulations?No
H(1)(c)Dismissed, pursuant to a settlement agreement, an investment-related civil action brought against you or an advisory affiliate by a state or foreign financial regulatory authority?No

(2) Pending civil proceedings

H(2)Are you or any advisory affiliate now the subject of a civil proceeding that could result in a “Yes” answer to any part of H(1)?No

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.