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Sikich, LLP


13400 Bishops Lane
Brookfield, WI 53005-6237

Phone: 262-754-9400
Fax: 262-754-9401


Sikich, LLP Logo

About us



Realize your organizational goals through the one-of-a-kind solutions Sikich, a leading accounting, advisory, technology and managed services firm, brings to your unique challenges and needs. With more than 600 employees in 11 offices, we rank as one of the country’s top 35 largest CPA firms—yet you receive the personalization and attention you need to grow and experience success.

Get to know Sikich and find out how our extensive list of services, dedicated industry teams and client commitment can create value for your organization.

Leadership: Get access to high-level knowledge and experience by working with one or more of our 80+ partners, all of whom devote their careers to a focused area.

Awards & Recognitions: From accounting to technology, we’ve earned a number of honors that demonstrate our continued growth and dedication to clients.

Partnerships & Alliances: Improving client service and performance is important to Sikich, which is why we maintain strong partnerships and alliances with organizations that give us deep industry understanding.

Community Involvement: National associations, alumni societies and local organizations—Sikich employees belong to groups that help them bring new ideas to clients and grow in their professional and personal lives.

History: We began as a traditional public accounting firm in 1982, and since then, we have evolved into a professional services firm that continues to expand services, technical proficiencies and geographic reach.

Locations: Sikich operates eleven offices in six states, including our corporate headquarters in Naperville, Illinois.

Careers: Our dynamic work culture fosters learning, growth and creativity. Learn more about Sikich—and the possibilities for you.