Firm profile

One Madison Group LLC

NEW YORK, NYCRD 320876Registration Status: ApprovedEffective since June 13, 2022SEC # 801-125860Latest ADV March 30, 2026

One Madison Group LLC is an SEC registered investment adviser organized as a limited liability company with a primary office location in New York, NY. Its latest Form ADV filing, dated March 30, 2026, reports $7.0B in regulatory assets under management, 23 employees, 2 offices, and 5 accounts.

Assets Under Management
$7.0B
Employees
23
Offices
2 offices
Total Clients
5

Associated firm names

1 name listed
  • ONE MADISON GROUP LLC

Leadership

2 roles identified
CCODaniel P. Naccarella
CFOScott M. Kaplan

Advisory services offered

3 types reported
Portfolio management for businesses
Portfolio management for pooled investment vehicles
Selection of other advisers

Fee models offered

2 types reported
Asset based fees
Performance-based fees

Offices & Contact

Primary office

NEW YORK, New York, United States

Loading map…

Primary office regionOther reported regions

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

New York

NEW YORKPrimary office

2 office records listed · 2 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

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$7.0Bas of March 30, 2026
Discretionary100.0%
$7.0B
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 segmentPooled Investment Vehicles represent 80.0% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
80.0%
4
2
SEPARATELY MANAGED ACCOUNT
20.0%
1

Assets under management Growth by Quarter

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

Total AUM$7.0B
Total Accounts5
10Y AUM Change+$6.8B (+3936.8%)

Private Funds

Private funds reported by One Madison Group LLC

Loading private fund disclosures…

Employee Growth by Quarter

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

Total Employees23
Clients per Employee0:1
10Y Employee Change+14 (+155.6%)

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%
ONE MADISON HOLDINGS LLCDirect owner · Schedule AInterest in ONE MADISON GROUP LLC
25% to < 50%
SS1MG MEMBER LLCDirect owner · Schedule AInterest in ONE MADISON GROUP LLC
25% to < 50%
JS CAPITAL MANAGEMENT LLCDirect owner · Schedule AInterest in ONE MADISON GROUP LLC
25% to < 50%
SALIL NMN SESHADRIIndirect owner · Schedule BInterest in SS1MG MEMBER LLC
75%+
JONATHAN TIVADAR SOROSIndirect owner · Schedule BInterest in JS CAPITAL MANAGEMENT LLC
75%+
OMAR MARWAN ASALIIndirect owner · Schedule BInterest in ONE MADISON HOLDINGS LLC
50% to < 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 One Madison Group LLC.

Reported ownership and control details

Form ADV · Filing date 2026-03-30 · Schedules A and B

13 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1DANIEL PETER NACCARELLACHIEF COMPLIANCE OFFICERIndividualONE MADISON GROUP LLCLess than 5%Code NAYesCHIEF COMPLIANCE OFFICER01/2022Schedule APDF page 36
2ONE MADISON HOLDINGS LLCOWNERDomestic entityONE MADISON GROUP LLC25% to less than 50%Code CYesOWNER10/2018Schedule APDF page 36
3DAVID PAUL MURGIOGENERAL COUNSELIndividualONE MADISON GROUP LLCLess than 5%Code NAYesGENERAL COUNSEL09/2018Schedule APDF page 36
4SALIL NMN SESHADRICO-FOUNDER, MANAGERIndividualONE MADISON GROUP LLCLess than 5%Code NAYesCO-FOUNDER, MANAGER01/2024Schedule APDF page 36
5OMAR MARWAN ASALICO-FOUNDER, MANAGERIndividualONE MADISON GROUP LLCLess than 5%Code NAYesCO-FOUNDER, MANAGER01/2024Schedule APDF page 36
6JONATHAN TIVADAR SOROSCO-FOUNDER, MANAGERIndividualONE MADISON GROUP LLCLess than 5%Code NAYesCO-FOUNDER, MANAGER01/2024Schedule APDF page 36
7SS1MG MEMBER LLCOWNERDomestic entityONE MADISON GROUP LLC25% to less than 50%Code CYesOWNER01/2024Schedule APDF page 36
8JS CAPITAL MANAGEMENT LLCOWNERDomestic entityONE MADISON GROUP LLC25% to less than 50%Code CYesOWNER01/2024Schedule APDF page 36
9RICHARD DANIEL HOLAHANPRESIDENTIndividualONE MADISON GROUP LLCLess than 5%Code NAYesPRESIDENT01/2024Schedule APDF page 36
10SCOTT MICHAEL KAPLANCHIEF FINANCIAL OFFICERIndividualONE MADISON GROUP LLCLess than 5%Code NAYesCHIEF FINANCIAL OFFICER01/2024Schedule APDF page 36
11OMAR MARWAN ASALIOWNER, MANAGING MEMBERIndividualONE MADISON HOLDINGS LLC50% to less than 75%Code DYesOWNER, MANAGING MEMBER10/2018Schedule BPDF page 37
12SALIL NMN SESHADRIOWNER, MANAGING MEMBERIndividualSS1MG MEMBER LLC75% or moreCode EYesOWNER, MANAGING MEMBER12/2023Schedule BPDF page 37
13JONATHAN TIVADAR SOROSOWNER, MANAGING MEMBERIndividualJS CAPITAL MANAGEMENT LLC75% or moreCode EYesOWNER, MANAGING MEMBER03/2012Schedule BPDF page 37

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 3/30/2026 4:27:55 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.