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About Us

Mueller headquarters

Mueller is a certified public accounting and business consulting firm located in the Chicago metropolitan area with offices in Elgin and Chicago. Since 1968 the firm has provided accounting, tax, assurance, and management consulting services, to privately held and publicly traded companies, local governments, and not-for-profit organizations within a wide variety of industries. We also provide comprehensive financial planning, business planning services, investment advisory services, and insurance-based solutions through our affiliated firm, Mueller Financial Services, Inc.

The Mueller Companies are a reflection of years of listening and caring for our clients. We are proud of the professional and personal relationships developed within our communities. What started out as a small CPA firm, has blossomed through acquisitions and organic growth, into an organization that employs over 100 individuals including 12 partners, wealth management advisors, professional staff accountants and auditors, who are supported by paraprofessionals and administrative personnel. 

Crain’s Chicago Business listed Mueller as the 19th largest accounting firm in the Chicago area. We also have earned the distinction of one of the “Best Places to Work in Illinois-2011, 2013, 2013 and 2014”.



 







Securities offered through 1st Global Capital Corp., Member FINRA/SIPC. Investment advisory services, including fee-based asset management accounts held through NFS, LLC. are offered through 1st Global Advisors, Inc. All other financial planning and fixed insurance services are offered through Mueller Financial Services, Inc. Mueller Financial Services, Inc. and 1st Global Capital Corp. are unaffiliated entities.