Insights

Personalized Client Service Oldenburg Accountants & Advisors maintains a highly personalized approach by involving the owner directly with each client, indicating a potential need for customized and high-touch technology solutions that can streamline client management and communication.

SME Focus With a primary focus on small and medium-sized enterprises, especially family-owned and multigenerational businesses in northern Illinois and Chicagoland, opportunities exist to offer scalable financial software, cloud-based accounting tools, and advisory platforms tailored for SMEs.

Growth Potential With revenue between one and ten million dollars and a boutique size, there is significant growth potential for modern financial management systems, CRM integrations, and digital transformation services to support client retention and expansion.

Industry Networking Comparable firms with large employee bases and extensive revenue streams indicate a competitive landscape where partnerships or collaborations with larger firms or technology providers could improve service scope and competitiveness for Oldenburg.

Oldenburg Accountants & Advisors Tech Stack

Oldenburg Accountants & Advisors uses 8 technology products and services including Matomo, WordPress, Open Graph, and more. Explore Oldenburg Accountants & Advisors's tech stack below.

  • Matomo
    Analytics
  • WordPress
    Content Management System
  • Open Graph
    Content Management System
  • MyWebsite
    Page Builders
  • PHP
    Programming Languages
  • HSTS
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • IONOS
    Web Hosting

Media & News

Oldenburg Accountants & Advisors's Email Address Formats

Oldenburg Accountants & Advisors uses at least 1 format(s):
Oldenburg Accountants & Advisors Email FormatsExamplePercentage
First.Last@oaa-cpa.comJohn.Doe@oaa-cpa.com
50%
FLast@oaa-cpa.comJDoe@oaa-cpa.com
50%

Frequently Asked Questions

Where is Oldenburg Accountants & Advisors's headquarters located?

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Oldenburg Accountants & Advisors's main headquarters is located at 100 North Atkinson Road Suite 106 Grayslake, Illinois United States. The company has employees across 1 continents, including North America.

What is Oldenburg Accountants & Advisors's phone number?

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You can contact Oldenburg Accountants & Advisors'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 Oldenburg Accountants & Advisors's official website and social media links?

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Oldenburg Accountants & Advisors's official website is oaa-cpa.com and has social profiles on LinkedIn.

What is Oldenburg Accountants & Advisors's NAICS code?

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Oldenburg Accountants & Advisors's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Oldenburg Accountants & Advisors have currently?

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As of May 2026, Oldenburg Accountants & Advisors has approximately 1 employees across 1 continents, including North America. Key team members include Null: J. D.. Explore Oldenburg Accountants & Advisors's employee directory with LeadIQ.

What industry does Oldenburg Accountants & Advisors belong to?

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Oldenburg Accountants & Advisors operates in the Accounting industry.

What technology does Oldenburg Accountants & Advisors use?

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Oldenburg Accountants & Advisors's tech stack includes MatomoWordPressOpen GraphMyWebsitePHPHSTSX-Content-Type-OptionsIONOS.

What is Oldenburg Accountants & Advisors's email format?

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Oldenburg Accountants & Advisors's email format typically follows the pattern of First.Last@oaa-cpa.com. Find more Oldenburg Accountants & Advisors email formats with LeadIQ.

When was Oldenburg Accountants & Advisors founded?

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Oldenburg Accountants & Advisors was founded in 1991.

Oldenburg Accountants & Advisors

AccountingIllinois, United States0-1 Employees

Since 1991, Oldenburg Accountants & Advisors has been committed to providing reliable, high-quality tax, accounting and advisory services to small and medium-sized enterprises (SMEs) in northern Illinois and Chicagoland. Our clients are family-owned businesses and often, multi-generational. Oldenburg Accountants & Advisors a small, boutique CPA firm where the owner, Sue Oldenburg, is directly involved with every business owner client. We have a reputation for sustaining long-term relationships with our clients.

We work proactively with SME business owners to help them interpret and act upon the financial indicators of their businesses so they can make decisions based on reality instead of operating in the dark. We specialize in assisting our clients to:

	• Track profitability by job, customer, product, department or location
	• Forecast and improve cash flow
	• Benchmark against their peers in their industry
	• Determine critical success factors for their particular business
	• Establish and measure key performance indicators
	• Present financial information to banks to win loans

Section iconCompany Overview

Headquarters
100 North Atkinson Road Suite 106 Grayslake, Illinois United States
Phone number
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1991
Employees
0-1

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    Oldenburg Accountants & Advisors's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Oldenburg Accountants & Advisors's revenue is estimated to be in the range of $1M$10M

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