One of Sioux Falls' Oldest Law Firms

Providing Trusted Counsel Since 1878

Boyce Law Firm has served individuals, families and businesses across South Dakota and the surrounding region with thoughtful legal guidance for generations.

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Our History

145+ Years of Legal Leadership

Boyce Law Firm has stood at the forefront of Sioux Falls’ legal history since 1878, when Frank L. Boyce founded one of the city’s oldest law firms in a one-street downtown. From the city’s earliest days to the thriving community we know today, we’ve walked alongside businesses, families, and individuals, offering guidance through change, challenge, and growth. Our story is rooted in trust, built on relationships, and carried forward by a commitment to serving with both professionalism and care.

1878

1878

Founded by Frank L. Boyce in downtown Sioux Falls

1928

1928

Iconic Wintersteen Chevrolet Building Constructed

2011

2011

Boyce Law Firm Moves Into the Renovated Historic Building

Today

Today

Serving Clients with Trusted Counsel and Leadership

About Our Firm

The Boyce Difference

When legal challenges arise, having the right team by your side makes all the difference. Our 20+ lawyers and support team have guided thousands of clients from Sioux Falls and the surrounding areas, including businesses, families and individuals. We help them navigate complex issues with clarity, care and results you can count on.

We combine deep experience with a practical, solutions-focused approach, helping clients work through challenges and plan for the future with confidence.

145+

Years Serving Clients

20+

Lawyers and Support Team

1000s

of Clients Represented

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Awards & Recognition

Recognized for Excellence and Service

At Boyce Law Firm, excellence is more than a standard–it’s recognized. Our lawyers have been consistently honored by leading organizations in the legal field, including Best Lawyers, Super Lawyers, Martindale-Hubbell, and Chambers & Partners. With multiple lawyers across our team recognized each year, these distinctions reflect our commitment to providing trusted counsel, exceptional service, and results that make a difference for our clients.

Best Lawyers
Super Lawyers
Martindale
Chambers and Partners
Connect With Us

Latest Updates from Boyce Law Firm

Follow us on social media to stay up to date with our latest legal insights, community involvement, and news.

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Behind every strong company is a strong team.

Boyce Law Firm’s Business Team partners with companies at every stage, from formation to growth and beyond, providing practical legal guidance to help you move forward with confidence.

Learn more about how we can support your business at BoyceLaw.com.

#BusinessLaw #CorporateCounsel #BusinessOwners #SiouxFallsBusiness #TrustedLegal
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Behind every strong

Happy Independence Day from all of us at Boyce Law Firm! 🇺🇸

Wishing you a safe and enjoyable Fourth of July as we celebrate our nation's freedom with family, friends, and community.

#IndependenceDay #FourthOfJuly #BoyceLawFirm
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Happy Independence D

Boyce Law Firm was proud to sponsor the 2nd Annual Get Scrambled Golf Tournament, hosted by NEXT Physio & Training, on Saturday. ⛳️

This great event brought the community together for a day of golf while supporting several local organizations making a difference, including Emily's Hope, Live Like Cat, Ronald McDonald House of South Dakota, First Responders Foundation of Sioux Falls, and Warriors Never Give Up. We're grateful to be part of events that give back to our community.
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Testimonials

Trusted by Those We Serve

Our clients trust us to handle their legal matters with skill, care, and attention to detail. Their experiences reflect the dedication and personalized approach our team brings to every case. Read their stories to see how we make a difference for those we serve.

  • Best in the Business

    These people are the best in the business! Professional, responsive, knowledgeable and have a diverse group that can handle just about anything.

    — J.J.
  • Trusted Representation

    I couldn’t be more pleased with the representation John Mullen and Pat Knecht have given my business. I would highly recommend!

    — S.K.
  • Trusted Counsel for Decades

    Brian Kirby has been my trusted legal counsel for decades and guides me through day-to-day legal concerns, acquisitions, as well as succession planning that put me at ease. Brian is thorough and treats me as though I’m family. It doesn’t get any better than that.

    — Nicholas J. Magera
  • Dedicated Advisors Through Every Milestone

    Brian Kirby and Josh Brown have represented our family and businesses for years and have guided us through numerous complex and sensitive business and estate planning matters. They spent hours upon hours protecting our interests, seeking alternatives, giving us prompt, sound advice and were calming, dedicated, and loyal legal advisors who helped us achieve lofty and successful goals. They have impacted our lives for the better.

    — Tom and Linda Elliott and family, A-OX Welding Supply
Client Resources

Pay Your Bill Online

Every detail of your experience matters. Our secure online payment option provides a convenient, efficient way to manage billing—designed to make the process simple and accessible whenever you need it.

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Client Resources

Located in Sioux Falls, South Dakota Since 1878.

SERVING REMOTELY