Firm profile

Congress Asset Management Company, LLP

BOSTON, MACRD 105161Registration Status: ApprovedEffective since January 31, 1985SEC # 801-23386Latest ADV March 17, 2026

Congress Asset Management Company, Llp is an SEC registered investment adviser organized as a limited liability partnership with a primary office location in Boston, MA. Its latest Form ADV filing, dated March 17, 2026, reports $14.2B in regulatory assets under management, 79 employees, 2 offices, and 8,312 accounts.

Assets Under Management
$14.2B
Employees
79
Offices
2 offices
Total Clients
8,312

Associated firm names

2 names listed
  • CONGRESS ASSET MANAGEMENT CO
  • CONGRESS ASSET MANAGEMENT COMPANY, LLP

Leadership

3 roles identified
CEODaniel A. Lagan
CCOJames A. Fricano
CIODaniel A. Lagan

Advisory services offered

6 types reported
Educational seminars/workshops
Portfolio management for businesses
Portfolio management for individuals and small businesses

Fee models offered

2 types reported
Asset based fees
Fixed 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.

Massachusetts

BOSTONPrimary office

1 office records listed · 2 total offices reported. 1 additional office addresses are undisclosed and are not mapped. Counts can use different reporting dates. SEC filers may list only their largest 25 additional offices.

Contact and digital presence

ADV profile links

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$14.2Bas of March 17, 2026
Discretionary100.0%
$14.2B
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Client Coverage Demographics

Top client segmentIndividuals represent 77.1% of total clients.
Top client categories% of clientsClients
1
Individuals
77.1%
6,408
2
HNWI
19.4%
1,611
3
Corporations
1.6%
131
4
Charitable
1.1%
94
5
Pension Plans
0.6%
49
Additional categories (<0.1%)
Pooled Investment Vehicles<5 clients
Insurance Cos.<5 clients
Categories with <5 clients
Insurance companies<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$14.2B
Total Accounts8,312
10Y AUM Change+$8.5B (+149.4%)

Private Funds

Private funds reported by Congress Asset Management Company, LLP

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Employee Growth by Quarter

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

Total Employees79
Clients per Employee105:1
10Y Employee Change+31 (+64.6%)

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.


Ownership

Reported direct and indirect ownership ranges

Each range applies to a separate reported relationship and should not be added together.

Reported ownership ranges

Highlighted bands show the percentage range reported in Form ADV.

0%25%50%75%100%
LAGAN HOLDING COMPANY TRUSTDirect owner · Schedule AInterest in CONGRESS ASSET MANAGEMENT COMPANY, LLP
75%+
LAGAN - CONGRESS, INC.Direct owner · Schedule AInterest in CONGRESS ASSET MANAGEMENT COMPANY, LLP
< 5%
LAGAN HOLDING COMPANY TRUSTIndirect owner · Schedule BInterest in LAGAN - CONGRESS, INC.
75%+
DANIEL ANTHONY LAGANIndirect owner · Schedule BInterest in LAGAN HOLDING COMPANY TRUST
50% to < 75%
CHRISTOPHER MICHAEL LAGANIndirect owner · Schedule BInterest in LAGAN HOLDING COMPANY TRUST
25% to < 50%

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 Congress Asset Management Company, LLP.

Reported ownership and control details

Form ADV · Filing date 2026-03-17 · Schedules A and B

10 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1LAGAN HOLDING COMPANY TRUSTGENERAL PARTNERDomestic entityCONGRESS ASSET MANAGEMENT COMPANY, LLP75% or moreCode EYesGENERAL PARTNER01/1990Schedule APDF page 28
2DANIEL ANTHONY LAGANCHIEF EXECUTIVE OFFICER AND CHIEF INVESTMENT OFFICERIndividualCONGRESS ASSET MANAGEMENT COMPANY, LLPLess than 5%Code NAYesCHIEF EXECUTIVE OFFICER AND CHIEF INVESTMENT OFFICER08/2013Schedule APDF page 28
3CHRISTOPHER MICHAEL LAGANPRESIDENTIndividualCONGRESS ASSET MANAGEMENT COMPANY, LLPLess than 5%Code NAYesPRESIDENT05/2022Schedule APDF page 28
4MATTHEW TERENCE LAGANVICE PRESIDENT & PORTFOLIO MANAGERIndividualCONGRESS ASSET MANAGEMENT COMPANY, LLPLess than 5%Code NAYesVICE PRESIDENT & PORTFOLIO MANAGER01/2003Schedule APDF page 28
5LAGAN - CONGRESS, INC.GENERAL PARTNERDomestic entityCONGRESS ASSET MANAGEMENT COMPANY, LLPLess than 5%Code NANoGENERAL PARTNER06/2004Schedule APDF page 28
6JAMES A. FRICANOCHIEF COMPLIANCE OFFICERIndividualCONGRESS ASSET MANAGEMENT COMPANY, LLPLess than 5%Code NAYesCHIEF COMPLIANCE OFFICER10/2023Schedule APDF page 28
7LAGAN HOLDING COMPANY TRUSTINDIRECT OWNERDomestic entityLAGAN - CONGRESS, INC.75% or moreCode EYesINDIRECT OWNER06/2004Schedule BPDF page 29
8DANIEL ANTHONY LAGANTRUSTEEIndividualLAGAN HOLDING COMPANY TRUST50% to less than 75%Code DYesTRUSTEE06/2004Schedule BPDF page 29
9CHRISTOPHER MICHAEL LAGANTRUSTEEIndividualLAGAN HOLDING COMPANY TRUST25% to less than 50%Code CYesTRUSTEE06/2004Schedule BPDF page 29
10MATTHEW TERENCE LAGANOFFICERIndividualLAGAN HOLDING COMPANY TRUSTPercentage not specifiedCode FYesOFFICER06/2013Schedule BPDF page 29

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 3/17/2026 1:05:42 PM

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.