Insights

Tax Services Focus Target opportunities in income tax planning and compliance for individuals, small to medium businesses, banks, and farmers, highlighting recurring revenue through annual filings, planning consultations, and audit readiness services.

Audit and Compliance Leverage demand for audits of small to medium sized businesses, schools, municipalities, pension plans, nursing homes, and nonprofits, plus bank examinations, as cross-sell for advisory, risk assessment, and internal controls improvements.

Regional Expertise Position for cross-sell across Northeastern Iowa, Northwestern Illinois, and Southwestern Wisconsin markets, emphasizing localized knowledge, regulatory familiarity, and relationships with community organizations and financial institutions.

Technology Enablement Promote efficiency and client experience enhancements through existing tech stack (Google Workspace, WordPress, analytics, and centralized client portals) to offer streamlined tax prep, collaboration, and secure document handling.

Growth & Scale With mid-sized revenue range and a broader service mix, pursue partnerships or affiliations with larger regional firms, pursue expansion of services to capture banking, nonprofit, and municipal segments, and explore strategic alliances in the Midwest.

Similar companies to O'Connor, Brooks & Co., P.C.

O'Connor, Brooks & Co., P.C. Tech Stack

O'Connor, Brooks & Co., P.C. uses 8 technology products and services including WordPress, Shopify, Google Workspace, and more. Explore O'Connor, Brooks & Co., P.C.'s tech stack below.

  • Content Management System
  • E-commerce
  • Font Awesome
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • Platform As A Service
  • Google Analytics
    Web Analytics
  • Jetpack
    Web Platform Extensions

O'Connor, Brooks & Co., P.C.'s Email Address Formats

O'Connor, Brooks & Co., P.C. uses at least 3 email formats:
O'Connor, Brooks & Co., P.C. Email FormatsExamplePercentage
FLast@oconnorbrooks.comJDoe@oconnorbrooks.com
89%
Last@oconnorbrooks.comDoe@oconnorbrooks.com
11%
FLast@octhomaslaw.comJDoe@octhomaslaw.com
100%

Frequently Asked Questions

What is O'Connor, Brooks & Co., P.C.'s phone number?

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You can contact O'Connor, Brooks & Co., P.C.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is O'Connor, Brooks & Co., P.C.'s official website and social media links?

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O'Connor, Brooks & Co., P.C.'s official website is oconnorbrooks.com and has social profiles on LinkedIn.

How much revenue does O'Connor, Brooks & Co., P.C. generate?

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As of September 2026, O'Connor, Brooks & Co., P.C.'s annual revenue is estimated to be $10M - $25M.

What is O'Connor, Brooks & Co., P.C.'s SIC code and NAICS code?

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O'Connor, Brooks & Co., P.C.'s SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does O'Connor, Brooks & Co., P.C. have currently?

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As of September 2026, O'Connor, Brooks & Co., P.C. has approximately 15 employees across 1 continents, including North America. Key team members include Partner: M. R., Partner: P. M. and Principal: E. S. Explore O'Connor, Brooks & Co., P.C.'s employee directory with LeadIQ.

What industry does O'Connor, Brooks & Co., P.C. belong to?

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O'Connor, Brooks & Co., P.C. operates in the Accounting industry.

What technology does O'Connor, Brooks & Co., P.C. use?

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O'Connor, Brooks & Co., P.C.'s tech stack includes WordPress, Shopify, Google Workspace, Font Awesome, JSON-LD, WP Engine, Google Analytics and Jetpack.

What is O'Connor, Brooks & Co., P.C.'s email format?

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O'Connor, Brooks & Co., P.C.'s email format typically follows the pattern of FLast@oconnorbrooks.com. Find more O'Connor, Brooks & Co., P.C. email formats with LeadIQ.
O'Connor, Brooks & Co., P.C. logo

O'Connor, Brooks & Co., P.C.

AccountingIowa, United States11-50 Employees

O'Connor, Brooks & Co., P.C. is a regional accounting firm located in Dubuque, Iowa. The practice centers on tax services for individuals and for small- to mid-size businesses, including banks and farming operations. In addition to tax work, the firm performs audits for a variety of clients and undertakes bank examinations as directed by the Iowa Department of Banking.

The firm serves a regional footprint across Northeastern Iowa, Northwestern Illinois, and Southwestern Wisconsin. Its audit clients include small and mid-sized businesses, savings and loan institutions, school districts, municipalities, pension plans, nursing homes, and other nonprofit organizations. The team operates as a mid-sized firm, providing service across this tri-state region.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    O'Connor, Brooks & Co., P.C.'s revenue is estimated to be in the range of $10M - $25M

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