Olsen Thielen Technologies

At Olsen Thielen, we take pride in being a full-service accounting and consulting firm that delivers personalized attention and expert solutions to help our clients succeed. With over 100 years of experience, our firm has built a reputation for providing high-quality services that cater to the unique needs of our clients.

Our team of experienced advisors offers a rare combination of specialized skills, principles, and a commitment to delivering exceptional service. We focus on building long-term relationships with our clients, and our goal is to help them achieve their organizational goals. We believe that personal attention, trust, and quality service are the essential elements to helping our clients succeed.

Our Services

We offer a wide range of services, including audit and assurance, financial statements, SOC reviews and audits, employee benefit plan audits, and peer reviews. Our business accounting services include cloud accounting services, controller and CFO services, payroll services, business tax services, state and local tax services, and tax planning and preparation. Additionally, we provide business advisory services, including strategic business planning, regulatory consulting, business valuation, employee benefit plan consulting, fraud and forensic services, and technology and risk consulting.

Our individual and family tax planning and preparation services include wealth management and financial planning, estate, trust, and gift tax services. We also offer industry-specific expertise in telecommunications, manufacturing and distribution, medical and dental, not-for-profit, professional services, construction, and real estate.

Our Culture

At Olsen Thielen, we prioritize our employees' growth and satisfaction, recognizing that a happy and fulfilled team is essential to delivering exceptional service to our clients. Our culture is built on the principles of inclusivity, collaboration, and recognition, where every staff member is valued and contributes to our collective success.

Client Testimonials

Our clients appreciate our commitment to quality, responsiveness, and professionalism. We're proud to have built long-term relationships with our clients, who trust us to provide expert advice and guidance to help them achieve their goals.