John Steven Brock

Employer firm

Cetera Investment Advisers LLC CRD 105644

$257B regulatory AUM 24,019 advisory clients

Reported services (Item 5G)

• Financial planning
• Portfolio management (individuals)
• Portfolio management (institutions)
• Pension consulting
• Selection of other advisers
• Educational seminars

From the firm’s Form ADV. Read the guides:

• Item 5F — Regulatory AUM
• Item 5G — Advisory services
• Full firm profile

Current Employers

Employment History

• 02/2025 → 09/2025
  Avantax Advisory Services
  Conway, AR
• 01/2025 → Present
  Landmark, Plc Certified Public Accountants
  Conway, AR
• 10/2019 → Present
  John S Brock Cpa Pa
  Conway, AR
• 01/2020 → Present
  Mcilroy, Keen Goodman, Llp
  Conway, AR
• 05/2003 → 11/2017
  Coulson Oil Company, Inc.
  North Little Rock, AR
• 05/2020 → Present
  Brock Family Properties, Llc
  Little Rock, AR
• 11/2019 → 12/2024
  Garland And Greenwood Cpas And Advisors, Pllc
  Conway, AR
• 11/2017 → 12/2019
  Mcilroy, Keen Goodman, Llp
  Conway, AR
• 10/2019 → Present
  John S Brock Cpa Pa
  Conway, AR
• 11/2019 → Present
  Garland And Greenwood Cpas And Advisors, Pllc
  Conway, AR
• 01/2020 → Present
  Mcilroy, Keen Goodman, Llp
  Conway, AR
• 05/2020 → Present
  Brock Family Properties, Llc
  Conway, AR
• 01/2025 → Present
  Landmark, Plc Certified Public Accountants
  Conway, AR
• 09/2025 → Present
  Cetera Investment Advisers Llc
  Schaumburg, IL

Other Businesses

1) LANDMARK, PLC CERTIFIED PUBLIC ACCOUNTANTS POSITION: Member NATURE: Certified public accounting firm providing tax, assurance, and accounting services. INVESTMENT RELATED: No NUMBER OF HOURS: 200 SECURITIES TRADING HOURS: 130 START DATE: 01/01/2025 ADDRESS: 710 Merriman, Conway AR 72032, United States DESCRIPTION: Partner in charge of managing a book of clients mostly audit and attest work. Top job duties client relations; reviewing audit work; managing audit staff; Once I have passed my Series65 exam, I will only be referring business to Landmark Financial LLC and will not be conducting Wealth Management business under Landmark PLC Certified Public Accountants. 2) JOHN S BROCK CPA PA POSITION: President NATURE: The entity holds my investment in another CPA firm McIlroy Keen Goodman LLP INVESTMENT RELATED: No NUMBER OF HOURS: 5 SECURITIES TRADING HOURS: 0 START DATE: 10/31/2019 ADDRESS: 5765 Spencer Lake Drive, Conway AR 72034, United States DESCRIPTION: Owner, managing shareholder. collect distributions from MKG process payroll and pay expenses reconcile bank statements 3) MCILROY, KEEN GOODMAN, LLP POSITION: General Partner NATURE: This entity was the original partnership that started my CPA practice. John S Brock CPA PA is a 50% partner in this entity. It still holds a note payable to a former partner and a note receivable from John S Brock CPA PA as a part of my original buy in. This entity is no longer held out to the public and only exists to hold an investment in Garland & Greenwood CPAs and the afforementioned note receivable and payable. It will likely cease operations in 2 years once the notes are settled. INVESTMENT RELATED: No NUMBER OF HOURS: 1 SECURITIES TRADING HOURS: 0 START DATE: 01/01/2020 ADDRESS: 5765 Spencer Lake Drive, Conway AR 72034, United States DESCRIPTION: My entity John S Brock CPA PA is a 50% partner in this entity. 4) GARLAND AND GREENWOOD CPAS AND ADVISORS, PLLC POSITION: Manager NATURE: this is the public accounting practice that merged with Landmark CPAs as of 1/01/2025. This entity will likely only exist through 2025 to wrap up operations and file final business returns. INVESTMENT RELATED: No NUMBER OF HOURS: 1 SECURITIES TRADING HOURS: 0 START DATE: 11/28/2019 ADDRESS: 5765 Spencer Lake Drive, Conway AR 72034, United States DESCRIPTION: no real duties any longer; our managing partners are handling wrapping up final tax returns and closure 5) BROCK FAMILY PROPERTIES, LLC POSITION: Member NATURE: holds my family's investment in real estate INVESTMENT RELATED: Yes NUMBER OF HOURS: 5 SECURITIES TRADING HOURS: 0 START DATE: 05/03/2020 ADDRESS: 5765 Spencer Lake Drive, Conway AR 72034, United States DESCRIPTION: collect distributions reconcile bank account file taxes

Exams

• S65 Uniform Investment Adviser Law Examination
  2025-10-28