Nationwide Financial, Project Management, Consulting Services, & More!

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Sonnenburg Consulting has been providing financial, operational, and project management services to small businesses and high net worth individuals since 1999. Whether you have a project or require ongoing assistance, we can customize our services to fit your needs.

For more than 15 years, we have managed various aspects of our clients businesses, allowing them time to focus on their long term objectives. Whether you need advice or require complete management of your business operations, we can design a plan to meet your needs.

Annette SonnenburgPresident and Founder

Annette Sonnenburg is the President of Sonnenburg Consulting Inc. and has provided CFO services, business consulting, and outsourced accounting and bookkeeping services for more than 20 years.

MadisonBookkeeper

Bailey first joined Sonnenburg Consulting in June of 2012. He has gained experience with multiple companies providing bookkeeping.

Mindy PetersonBookkeeper

Mindy worked with reputable financial institutions where she worked as an financial service representative helping clients.

Eric G.Business Owner, Real Estate Developer

[Her] accuracy, diligence, and timeliness have been truly appreciated…anticipates daily needs rather than just react and keep after-the-fact books…allowed us to operate as efficiently as if we had an in-house CFO.”

Gary K.CPA Firm Partner

“Annette’s services go beyond accounting…clients have entrusted her with accounting, legal and management responsibilities…broad range of general business management experience…produced a network of trusted advisors for her clients.”

Alyssa R.Website/Blog Owner

"Sonnenburg Consulting has become an important and vital part of my business. They have taken all of the worry and stress out of the finance side of things. They communicate with the rest of my team to make sure everything runs smoothly and is ready for tax season every year. Everything is so professionally done and organized and every expense is accounted for. They are easy to communicate with and answer any questions that I may have. They have been the best financial managers for my business and I will be working with them for many years to come!"

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What industries does Sonnenburg accounting services specialize in?

Sonnenburg Consulting has had a wide range of clients such as service-based businesses, products imported and sold in stores or online, internet-based businesses such as bloggers, real estate developments, real estate investments, construction companies, restaurants, pharmaceutical companies working with government grants, and more.
Why is outsourced payroll popular among accounting professionals?

There are so many payroll reporting requirements and large companies have tried to standardize the process, but most accounting professionals agree that someone experienced with payroll matters should always be involved in the payroll process.
Is my small business big enough to outsource CFO services?

No business is too small to outsource your CFO services. In a constantly changing business world, knowing how to analyze and forecast business financial health helps businesses like yours stay on track.
When do you need a CFO consulting service?

The simplest answer is: now. There’s no true pinpoint moment when we can say you absolutely need an outsourced CFO, but there are signs that you’re in a dangerous zone and need help.
When to outsource accounting services?

The easy answer is when you have a business or even a business idea that you are pursuing you should be consulting with people that can point you in the right direction and set up an accounting system that you can use going forward. We can also let you know when it is time to get the help of a business attorney. Even high net worth and high income clients with many personal assets and liabilities need assistance tracking everything and working with their tax preparers.