Nelson & Nelson, CPAs LLP

Nelson & Nelson, CPAs LLP South Dakota's Oldest Homegrown CPA Firm

Established in 1923

Established in 1923, Nelson & Nelson CPAs LLP located in Sioux Falls, SD is South Dakota's oldest homegrown CPA firm. We offer a full-service line of accounting services from financial statement preparation to estate planning. We can serve your needs in general accounting, tax preparation, payroll, and consulting services.Our full-service line of accounting services includes: Business and individual tax services Business and individual accounting services Assistance in IRS examinations and audits Bookkeeping and payroll services W-2 preparation Employee benefit plans Accounting consultation TrustsWe have the solutions to all your accounting needs, including reporting, tax preparation, interim financial statements, payroll, consulting, and QuickBooks consultation.Call Nelson & Nelson CPAs LLP today to find out how we can be of help to you.

From our family to yours, Happy Labor Day.  Today we honor the dedication, grit, and heart that keep families, businesse...
09/07/2026

From our family to yours, Happy Labor Day.
Today we honor the dedication, grit, and heart that keep families, businesses, and communities moving forward. Whether you’re celebrating with a quiet day at home or a full house of loved ones, we hope your Labor Day is filled with rest, gratitude, and good company.

You did it again — and we couldn’t be more honored.Thanks to you, Nelson & Nelson CPAs has been voted Local Best Account...
08/21/2026

You did it again — and we couldn’t be more honored.
Thanks to you, Nelson & Nelson CPAs has been voted Local Best Accounting & Tax Services for the 14th year in a row.
Your continued trust means everything to our fourth‑generation Sioux Falls family.

We are having the parking lot sealed today. You can park on 25th Street. Please use the east entrance.
08/20/2026

We are having the parking lot sealed today. You can park on 25th Street. Please use the east entrance.

Only one day left to show your appreciation and vote for Nelson & Nelson CPAs to be your Local Best Accountant and Tax S...
08/03/2026

Only one day left to show your appreciation and vote for Nelson & Nelson CPAs to be your Local Best Accountant and Tax Service for the 14th time!
If you already voted, we'd like to thank you for your support. If not, please click on the link below. We'd appreciate that very much.
https://buff.ly/wqLDz2a

Only 3 days left! If you haven't already done so, please vote for Nelson & Nelson CPA's to make us again your Local Best...
08/01/2026

Only 3 days left! If you haven't already done so, please vote for Nelson & Nelson CPA's to make us again your Local Best Accountant & Tax service for the 14th year in a row.
Voting is easy. Just click on the link below and follow the prompts.
Thanks in advance! Your vote means a lot to us!
https://buff.ly/wqLDz2a

Please allow us to be your Local Best Accountant & Taxservice again. Your vote and support means a lot to us. We hope we...
07/28/2026

Please allow us to be your Local Best Accountant & Taxservice again. Your vote and support means a lot to us. We hope we will receive this honor for the 14th year in a row. Please vote by following the link below.

Once you are done, check out the other categories. The more votes you cast, the higher your chances to win a prize!

https://buff.ly/yBGyMAU

Due to rising fuel prices, the IRS updated the 2026 standard mileage rates mid-year. Taxpayers must apply two sets of ra...
07/27/2026

Due to rising fuel prices, the IRS updated the 2026 standard mileage rates mid-year. Taxpayers must apply two sets of rates:
Jan 1 – June 30, 2026:
Business: 0.725 per mile
July 1 – Dec 31, 2026:
Business: 0.76 per mile
For more information see this IRS publication:

Find standard mileage rates to calculate the deduction for using your car for business, charitable, medical or moving purposes.

Are we still your Local Best? For 13 years in a row, you put your trust in us and voted us The Local Best in Accountants...
07/23/2026

Are we still your Local Best? For 13 years in a row, you put your trust in us and voted us The Local Best in Accountants and Tax Services. Please help us to secure this title again for the 14th year. Please follow the link below before August 4th to vote. You don’t need to be a Sioux Falls resident to vote.

Vote for Nelson & Nelson CPAs LLP in Sioux Falls

Happy Fourth of July from our family to yours!As a fourth‑generation CPA firm rooted right here in Sioux Falls, we’re gr...
07/04/2026

Happy Fourth of July from our family to yours!
As a fourth‑generation CPA firm rooted right here in Sioux Falls, we’re grateful for the community that has supported Nelson & Nelson CPAs for more than a century.

Today we celebrate the independence, hard work, and opportunity that make this country so special.
Wishing you a safe and joyful holiday with the people who matter most.

Today we honor the brave men and women who gave their lives in service to our country.Their sacrifice reminds us that fr...
05/25/2026

Today we honor the brave men and women who gave their lives in service to our country.
Their sacrifice reminds us that freedom comes at a cost — and gratitude is our greatest return.

As we pause to remember, we also celebrate the values that unite us: integrity, dedication, and service — the same principles that guide our work every day.

Wishing you a peaceful and reflective Memorial Day.
— Nelson & Nelson CPA’s

Address

1701 S Minnesota Avenue
Sioux Falls, SD
57105

Opening Hours

Monday 8am - 5am
Tuesday 8am - 5am
Wednesday 8am - 5pm
Thursday 8am - 5am
Friday 8am - 12pm

Telephone

+16053361988

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