Comprehensive Accounting Services Tailored for Your Business
Shaping your financial future
From audit and assurance to tax planning and client accounting services, Tonneson + Co offers a comprehensive suite of solutions designed to support your business growth. Whatever your goals, whatever stage of business you’re in, we provide high-quality, high-touch services and strategic insights that drive your company forward. We’re more than a service provider. We’re your strategic partner, committed to your success. Discover what it’s like to work with an accounting firm that’s about more than just numbers, we're about you. Learn about our services below.
Audit and Assurance Services
Audit and Assurance Services
Prepping for a sale, acquiring new investment, complying with federal regulations, or going public? Whatever your plans, Tonneson + Co can support you with a wide range of assurance and financial reporting services.
Client Accounting and Advisory Services
Client Accounting and Advisory Services
Whether you need an extra hand during peak times or a comprehensive, ongoing accounting solution, our Client Accounting and Advisory Services team seamlessly integrates with your operations, providing reliable, timely, and professional services tailored to your needs.
Dispute Resolution
Dispute Resolution
Disputes can be stressful. When they arise, you need someone who’s got your back. Our Dispute Resolution Services providers are the ally you need, supporting you with clarity, expertise, and strength.
High Net-Worth, Individual & Family Office
High Net-Worth, Individual & Family Office
If you need an individualized plan to protect your wealth, our High Net-Worth, Individual and Family Office advisors can craft a strategy tailored that aligns with your values and secures your legacy.
International Tax
International Tax
In a world that’s getting ever-smaller, international tax expertise is increasingly important. Our International Tax Services experts provide customized guidance to global corporations and globe-trotting individuals alike.
Matrimonial Tax Advisory
Matrimonial Tax Advisory
The decisions you make during a divorce can have an impact for years to come. Our Matrimonial Tax Advisors are committed to safeguarding your financial well-being and supporting you with sensitivity, professionalism, and confidentiality.
Mergers & Acquisitions
Mergers & Acquisitions
Mergers and acquisitions can open new horizons of growth for your business. From research and planning to negotiations and closing, Tonneson + Co supports you with specialized expertise and attention to detail every step of the way.
Succession Planning
Succession Planning
Don’t leave the future to chance. Support your business with a robust succession plan. Our team can help you design a tax-efficient leadership transition that ensures the continuity of your business and honors the legacy of your leadership.
Tax Planning & Consulting
Tax Planning & Consulting
It doesn’t matter if you’re a small start-up or a large corporation: your tax strategy should be an integral part of your business plan. Our tax team is here to ensure that your tax strategy is aligned with your goals, now and in the future.
Trusts and Estates
Trusts and Estates
Make sure your wealth is preserved, transferred, and used in a way that aligns with your values and wishes. Our Trust + Estates Services support families and individuals with plans that offer peace of mind and financial security for generations to come.
News & Insights
Discover thought-leadership from our team of experts