Integrity & Accuracy

Integrity at our core: Certified Bookkeeping and Tax Preparation. Streamlined, Efficient & Meticulously Organized for Precise and Effective Financial Management.
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Certified Bookkeeping & Tax Preparation

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Comprehensive Expertise

Ready to navigate the complexities of personal tax returns. Whether you’re a freelancer, a small business owner, or an individual with diverse financial interests, we’ve got you covered.

Tailored Solutions

We recognize that each client’s financial situation is unique. Our personalized approach ensures that your tax return is optimized to maximize deductions and minimize liabilities, tailored to your specific needs.

Efficiency and Timeliness

Time is of the essence when it comes to tax season. With our streamlined processes and cutting-edge technology, we commit to delivering prompt and accurate results, ensuring you meet all deadlines without the stress.

Transparent Communication

We believe in clear and open communication. Throughout the tax return process, our team will keep you informed, addressing any questions you may have and providing a transparent view of your financial standing.

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Exact Calculations stepped in and created processes and procedures to accurately manage the end-of-month reporting while working off-site. Their service and knowledge are top-notch and very much appreciated.

– Julie Snyder, Kyle Chamber of Commerce

I have been working with Marisa for several years now, and she's always been great. At this point I can't even remember how we first connected, I just know that whenever I get books from her, they’ll be accurate. And that she won’t waste time asking unnecessary questions, so it’s always a smooth process. I look forward to continuing our relationship!

– Matt Woolley, Enrolled Agent at Onion Creek Tax Service

Over the years Marisa at Exact Calculations has been the most professional bookkeeper I’ve had the pleasure of working with. Her professionalism and superior concept of paying bills on time and maintaining the financials for my company has allowed me to focus on my business. There is no substitute for knowing I can sleep sound because Rogue Prosthetics is in the best hands. I highly recommend Exact Calculations for all your bookkeeping needs.

– Sheri Hatt, CEO, Rogue Prosthetics

So excited to have found Exact Calculations as they have made my life so much less stressful.

– Cherise Thomas, Consider it Completed

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More Exact Calculations Testimonials

Reliable & Accurate

We prioritize integrity, accuracy, and your peace of mind. Trust our team to safeguard records, ensure precise data entry, and maintain tax compliance. Industry research allows us to protect operations, enabling timely bill payments, budgeting for growth, saving, reducing overhead, and increasing profit margins.

Easy & Affordable

We offer bookkeeping programs tailored to your business needs. Our cloud-based technology streamlines the process, giving you real-time access from anywhere. Say goodbye to tedious data entry and filing reports. Focus on growing your business, engaging in your community, networking, and spending time with your family.

Caring & Trusting

At Exact Calculations, our clients are our highest priority. We provide superior client service, working side-by-side with you every step of the way. We collaborate with your CPA to ensure efficient operations. Our courteous and genuinely interested team values your trust in us to handle the most important and private aspects of your business. Rest assured, your financial health is our top priority.

Marisa Classen

Owner & CEO of Exact Calculations

Marisa Classen is a highly experienced professional with over 30 years of expertise in bookkeeping, accounting, and business solutions. A resident of Texas since 1986, originally from California, Marisa is dedicated to her passion for bookkeeping and aiding others in achieving organizational efficiency. With a diverse background, she has successfully applied her skills across various industries, including real estate management, automotive, insurance, freelancers, artists, contractors, architecture, builders, and more.

Having successfully managed a family business for more than 20 years, Marisa played a pivotal role in its success and sustained longevity; and continues to manage the diverse family portfolios. Collaborating with numerous local CPA firms, she brings a wealth of knowledge and resources to offer comprehensive tax and accounting solutions. Beyond her professional achievements, Marisa takes pride in raising her two sons, emphasizing the importance of family.

In addition to her professional pursuits, Marisa enjoys activities such as running, gardening, reading, and extensive travel, all while cherishing quality time with her family. With exceptional organizational skills, Marisa is committed to delivering honest, integral, and professional services to each client. Her diverse background and unwavering dedication are a testament to her ongoing success. In her journey, she continues to count her blessings.

Learn More About Exact Calculations

Know your Business’s Financial Status at a Moment’s Notice

The foundation of any successful business is bookkeeping.

Exact Calculations is that extra hour at the end of the day, the second right hand you wished you had, and the light at the end of the tunnel.

Now, you can focus on what you know best: your business, your growth, and your prosperity.

Certified Bookkeeping and Tax Preparation