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Insights

Market Position Mueller & Co., LLP is a well-established full-service accounting firm with a strong regional presence in Chicago and Sarasota, serving a diverse client base that includes private, public, government, and nonprofit organizations. This broad portfolio indicates opportunities for tailored financial solutions across various sectors.

Growth Potential With annual revenues estimated between $25 million and $50 million and a team of up to 500 employees, Mueller & Co. demonstrates solid financial health and scalability, making it receptive to enhanced service offerings in consulting, advisory, and technology-driven accounting solutions.

Digital Engagement The firm utilizes a modern tech stack including Google Analytics, PHP, Bootstrap, and jQuery, reflecting an openness to digital platforms and data-driven decision-making—presenting opportunities for advanced analytics, automation, and cybersecurity services.

Industry Focus Serving clients across industries such as private enterprise, government, and nonprofits, Mueller & Co. provides a strategic opportunity to offer industry-specific solutions, including compliance, regulatory advisory, and sector-focused financial planning.

Competitive Edge As an award-winning firm with decades of experience, Mueller & Co. can be positioned as a premium partner for high-value clients seeking comprehensive and personalized accounting and advisory services, helping to differentiate from larger global competitors.

Mueller & Co., LLP Tech Stack

Mueller & Co., LLP uses 8 technology products and services including Twemoji, Google Fonts API, jQuery, and more. Explore Mueller & Co., LLP's tech stack below.

  • Twemoji
    Font Scripts
  • Google Fonts API
    Font Scripts
  • jQuery
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • jQuery UI
    Javascript Libraries
  • PHP
    Programming Languages
  • Bootstrap
    UI Frameworks
  • Google Analytics
    Web Analytics

Media & News

Mueller & Co., LLP's Email Address Formats

Mueller & Co., LLP uses at least 1 format(s):
Mueller & Co., LLP Email FormatsExamplePercentage
FLast@muellercpa.comJDoe@muellercpa.com
49%
First.Last@muellercpa.comJohn.Doe@muellercpa.com
2%
FLast@muellercpa.comJDoe@muellercpa.com
49%

Frequently Asked Questions

Where is Mueller & Co., LLP's headquarters located?

Minus sign iconPlus sign iconMueller & Co., LLP's main headquarters is located at 1707 North Randall Road Suite 200 Elgin, Illinois 60123 United States. The company has employees across 3 continents, including North AmericaAsiaEurope.

What is Mueller & Co., LLP's phone number?

Minus sign iconPlus sign icon You can contact Mueller & Co., LLP's main corporate office by phone at
+1-847-888-****
. 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 Mueller & Co., LLP's official website and social media links?

Minus sign iconPlus sign iconMueller & Co., LLP's official website is muellercpa.com and has social profiles on LinkedIn.

What is Mueller & Co., LLP's SIC code NAICS code?

Minus sign iconPlus sign iconMueller & Co., LLP's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Mueller & Co., LLP have currently?

Minus sign iconPlus sign iconAs of February 2026, Mueller & Co., LLP has approximately 201 employees across 3 continents, including North AmericaAsiaEurope. Key team members include Partner: B. K.Partner: L. P.Partner: R. D.. Explore Mueller & Co., LLP's employee directory with LeadIQ.

What industry does Mueller & Co., LLP belong to?

Minus sign iconPlus sign iconMueller & Co., LLP operates in the Accounting industry.

What technology does Mueller & Co., LLP use?

Minus sign iconPlus sign iconMueller & Co., LLP's tech stack includes TwemojiGoogle Fonts APIjQueryModernizrjQuery UIPHPBootstrapGoogle Analytics.

What is Mueller & Co., LLP's email format?

Minus sign iconPlus sign iconMueller & Co., LLP's email format typically follows the pattern of FLast@muellercpa.com. Find more Mueller & Co., LLP email formats with LeadIQ.

When was Mueller & Co., LLP founded?

Minus sign iconPlus sign iconMueller & Co., LLP was founded in 1968.

Mueller & Co., LLP

AccountingIllinois, United States201-500 Employees

PKF Mueller is an award-winning full-service certified public accounting and business advisory firm serving clients both domestically and internationally. Since its 1968 founding, the Firm has significantly grown and currently serves clients from five offices in the Chicago area and an office in Sarasota.  The Firm provides a complete range of accounting, auditing, tax, consulting, and business advisory services.

Our extensive client base includes privately held and publicly traded companies, local governments, and nonprofit organizations within a wide variety of industries. Paying strict attention to detail and personal involvement is the cornerstone of our practice as we strive to enhance the lifetime success of our clients.

Comprehensive financial planning, business planning services, investment advisory services, and insurance-based solutions are available through a separate yet affiliated firm, Mueller Financial Services.

Section iconCompany Overview

Headquarters
1707 North Randall Road Suite 200 Elgin, Illinois 60123 United States
Phone number
+1-847-888-****
Website
muellercpa.com
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1968
Employees
201-500

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

    Mueller & Co., LLP's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Mueller & Co., LLP's revenue is estimated to be in the range of $25M$50M

Company Leadership

  • Stylized image of a person
    B. K.
    Partner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    L. P.
    Partner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    R. D.
    Partner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    D. R.
    Managing Director
    Phone icon
    Mobile Phone
  • Stylized image of a person
    G. F. K.
    Tax Director
    Phone icon
    Mobile Phone

Employee Directory

  • Stylized image of a person
    J. L.
    Information Technology Director
    Phone icon
    Mobile Phone
  • Stylized image of a person
    A. F.
    Manager
    Phone icon
    Mobile Phone
  • Stylized image of a person
    M. J.
    Manager
    Phone icon
    Mobile Phone
  • Stylized image of a person
    D. C.
    Senior Marketing Coordinator
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. X.
    Senior Accounting Service Associates
    Phone icon
    Mobile Phone

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