A consistent team for all your business needs
Kollath CPA is a professional services firm providing accounting, tax, payroll and human resource services to businesses, individuals and nonprofits. With offices in Brookfield, Madison, and Prairie du Sac, Kollath CPA works one on one with clients throughout the region and the country.

Tax

Tax solutions for your financial needs – Tax Planning, Tax Preparation, Estates and Trusts

Read More

Outsourced Accounting

Outsource your bookkeeping, controller and CFO needs to our experienced accounting team.

Read More

Human Resources

Need short-term and long-term human resource support for your growing business? Look no further than SustainableHR.

Read More

Payroll Services

Paperless payroll that offers simplicity and peace of mind: Organic Payroll.

Read More

Industries We Serve

Startups & Small Business

Don't sweat the small stuff for your startup or small business. We'll do it for you.

More Info

Nonprofit

Nonprofits have unique financial needs. Let us help.

More Info

Science & Technology

Fast-paced environment? We can keep up.

More Info

Insurance

Leverage our expertise to navigate the complexities of the insurance world.

More Info

Testimonials

What our clients say

Recent Posts

Our Locations

Brookfield, WI

Madison, WI

Sauk Prairie, WI