Firm profile

Capital Investment Services of America Inc.

MILWAUKEE, WICRD 110639Registration Status: ApprovedEffective since February 21, 1980SEC # 801-15052Latest ADV December 16, 2025

Capital Investment Services of America Inc is an SEC registered investment adviser organized as a corporation with a primary office location in Milwaukee, WI. Its latest Form ADV filing, dated December 16, 2025, reports $1.3B in regulatory assets under management, 9 employees, 1 office, and 937 accounts.

Assets Under Management
$1.3B
Employees
9
Offices
1 office
Total Clients
937

Associated firm names

1 name listed
  • CAPITAL INVESTMENT SERVICES OF AMERICA INC

Leadership

2 roles identified
CCORuth A. Benben
CIOJeffrey N. Allsop

Advisory services offered

3 types reported
Financial Planning Services
Portfolio management for businesses
Portfolio management for individuals and small businesses

Fee models offered

1 types reported
Asset based fees

Offices & Contact

Primary office

MILWAUKEE, Wisconsin, 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.

Wisconsin

MILWAUKEEPrimary 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
Phone414-278-7744
WebsiteNot found
LinkedInNot found

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$1.3Bas of December 16, 2025
Discretionary100.0%
$1.3B
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 68.5% of total clients.
Top client categories% of clientsClients
1
Individuals
68.5%
642
2
HNWI
27.3%
256
3
Charitable
2.2%
21
4
Pension Plans
1.1%
10
5
Corporations
0.9%
8

Assets under management Growth by Quarter

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

Total AUM$1.3B
Total Accounts937
10Y AUM Change+$665M (+102.5%)

Private Funds

Private funds reported by Capital Investment Services of America Inc.

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Employee Growth by Quarter

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

Total Employees9
Clients per Employee104:1
10Y Employee Change+2 (+28.6%)

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%
PAUL ALLEN MUZZEYDirect owner · Schedule AInterest in CAPITAL INVESTMENT SERVICES OF AMERICA INC
25% to < 50%
JEFFREY NICHOLS ALLSOPDirect owner · Schedule AInterest in CAPITAL INVESTMENT SERVICES OF AMERICA INC
25% to < 50%
RUTH ANN BENBENDirect owner · Schedule AInterest in CAPITAL INVESTMENT SERVICES OF AMERICA INC
10% to < 25%
AMEET LAXMAN KAMATHDirect owner · Schedule AInterest in CAPITAL INVESTMENT SERVICES OF AMERICA INC
10% to < 25%
MITCHELL WILLIAMS CARLSONDirect owner · Schedule AInterest in CAPITAL INVESTMENT SERVICES OF AMERICA INC
5% to < 10%

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 Capital Investment Services of America Inc..

No indirect ownership information reported in the source’s Schedule B.

Reported ownership and control details

Form ADV · Filing date 2025-12-16 · Schedules A and B

8 entries
#Owner / person & roleInterest in entityReported interestControl personTitle / status acquiredSource
1PAUL ALLEN MUZZEYPRESIDENTIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INC25% to less than 50%Code CYesPRESIDENT12/1989Schedule APDF page 18
2RUTH ANN BENBENCHIEF COMPLIANCE OFFICERIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INC10% to less than 25%Code BYesCHIEF COMPLIANCE OFFICER02/1991Schedule APDF page 18
3JEFFREY NICHOLS ALLSOPCHIEF INVESTMENT OFFICERIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INC25% to less than 50%Code CYesCHIEF INVESTMENT OFFICER07/2015Schedule APDF page 18
4AMEET LAXMAN KAMATHPRINCIPALIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INC10% to less than 25%Code BNoPRINCIPAL09/2004Schedule APDF page 18
5MITCHELL WILLIAMS CARLSONPRINCIPALIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INC5% to less than 10%Code ANoPRINCIPAL10/2019Schedule APDF page 18
6Blaine Edward BanckerPRINCIPALIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INCLess than 5%Code NANoPRINCIPAL01/2021Schedule APDF page 18
7Mia Kim Proft PotterPRINCIPALIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INCLess than 5%Code NANoPRINCIPAL04/2023Schedule APDF page 18
8Steven Luck MuzzeyPRINCIPALIndividualCAPITAL INVESTMENT SERVICES OF AMERICA INCLess than 5%Code NANoPRINCIPAL01/2024Schedule APDF page 18

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 12/16/2025 2:47:54 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.