Firm profile

Harris Preston & Partners, LLC

AUSTIN, TXCRD 160068Registration Status: ApprovedEffective since March 27, 2012SEC # 801-74433Latest ADV March 31, 2026

Harris Preston & Partners, LLC is an SEC registered investment adviser organized as a limited liability company with a primary office location in Austin, TX. Its latest Form ADV filing, dated March 31, 2026, reports $799M in regulatory assets under management, 15 employees, 1 office, and 109 accounts.

Assets Under Management
$799M
Employees
15
Offices
1 office
Total Clients
109

Associated firm names

1 name listed
  • HARRIS PRESTON & PARTNERS, LLC

Leadership

2 roles identified
CCOMelissa Kasper
CFOCrystal Matthews

Advisory services offered

1 types reported
Portfolio management for pooled investment vehicles

Fee models offered

2 types reported
Asset based fees
Other fee arrangements

Offices & Contact

Primary office

AUSTIN, Texas, 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.

Texas

AUSTINPrimary 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

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$799Mas of March 31, 2026
Discretionary99.2%
$793M
99% of total RAUM99.2%
Non-discretionary0.8%
$6M
1% of total RAUM0.8%
Regulatory assets under management are split between discretionary and non-discretionary assets.

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 100.0% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
100.0%
109

Assets under management Growth by Quarter

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

Total AUM$799M
Total Accounts109
10Y AUM Change+$496M (+164.0%)

Private Funds

Private funds reported by Harris Preston & Partners, LLC

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Employee Growth by Quarter

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

Total Employees15
Clients per Employee7:1
10Y Employee Change+2 (+15.4%)

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%
KWG HPP, LLCDirect owner · Schedule AInterest in HARRIS PRESTON & PARTNERS, LLC
50% to < 75%
1125 PARTNERS LLCDirect owner · Schedule AInterest in HARRIS PRESTON & PARTNERS, LLC
50% to < 75%
CHARLES M PRESTONIndirect owner · Schedule BInterest in 1125 PARTNERS LLC
75%+
WILLIAM PARKER GLASGOWIndirect owner · Schedule BInterest in KWG HPP, 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 Harris Preston & Partners, LLC.

Reported ownership and control details

Form ADV · Filing date 2026-03-31 · Schedules A and B

10 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1RUSSELL, WILLIAMMANAGING DIRECTORDomestic entityHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NANoMANAGING DIRECTOR12/2025Schedule APDF page 519
2MELISSA KASPERCCOIndividualHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NAYesCCO02/2013Schedule APDF page 519
3CRYSTAL MATTHEWSCFOIndividualHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NAYesCFO11/2019Schedule APDF page 519
4WILLIAM PARKER GLASGOWMANAGER, MANAGING DIRECTORIndividualHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NAYesMANAGER, MANAGING DIRECTOR11/2019Schedule APDF page 519
5CHARLES M PRESTONMANAGER, MANAGING DIRECTORIndividualHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NAYesMANAGER, MANAGING DIRECTOR01/2012Schedule APDF page 519
6KWG HPP, LLCMEMBERDomestic entityHARRIS PRESTON & PARTNERS, LLC50% to less than 75%Code DYesMEMBER08/2025Schedule APDF page 519
71125 PARTNERS LLCMEMBERDomestic entityHARRIS PRESTON & PARTNERS, LLC50% to less than 75%Code DYesMEMBER01/2001Schedule APDF page 519
8Scott DonaldsonCHAIRMAN OF THE ADVISORY BOARDIndividualHARRIS PRESTON & PARTNERS, LLCLess than 5%Code NANoCHAIRMAN OF THE ADVISORY BOARD03/2021Schedule APDF page 519
9CHARLES M PRESTONMANAGING MEMBERIndividual1125 PARTNERS LLC75% or moreCode EYesMANAGING MEMBER01/2012Schedule BPDF page 519
10WILLIAM PARKER GLASGOWMEMBERIndividualKWG HPP, LLC50% to less than 75%Code DYesMEMBER08/2025Schedule BPDF page 519

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 3/31/2026 2:03:12 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.