Meet your evolving needs with three integrated business lines in one professional services firm.

Investment advisory services are offered through CliftonLarsonAllen Wealth Advisors, LLC, an SEC-registered investment advisor.

Darrel Mullenbach

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Bachelor’s of science in accounting with a minor in computer science from Winona State University, summa cum laude, Winona, Minnesota


Specialty subcontractors in the excavation, aggregates, concrete, drywall, electrical and mechanical trades, and highway/heavy and utility contractors

Speaking engagements


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In the community

• American Institute of Certified Public Accountants
• Certified Public Accountant in the state of Minnesota
• Minnesota Society of Certified Public Accountants
• Minnesota Construction Association – Board Member
• Twin Cities Chapter of Construction Financial Management Association (CFMA)
• Builders Association of the Twin Cities
• Lakeville Chamber of Commerce