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Our Services

CSI offers accounting, payroll, bookkeeping, consulting, and tax services for small businesses across the U.S.

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Service Categories


CSI Accounting & Payroll offers a small portfolio of specialized services that we believe are critical to the success of small businesses.



Better Service Starts Now

To find time to grow your business, you need to get accounting and payroll off your plate and under one roof. Using multiple providers for these services means poor communication, extra work, and frustration. 

There's a better solution. Outsource your accounting and payroll with one experienced company, just like thousands of our satisfied clients did.

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Service FAQs

For more FAQs related to specific services, please visit that service’s web page.

What does CSI’s accounting service include?

What does CSI’s payroll service include?

What services does CSI not offer?

Why should I bundle accounting and payroll with CSI?

Can I just use the bookkeeping portion of CSI’s services and continue using my annual tax accountant?