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Accounting Firm

Henjes Conner & Williams, P.C.

Certified public accounting and consulting firm serving Siouxland businesses, non-profits and professionals

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About Henjes Conner & Williams, P.C.

The accountants at Henjes Conner & Williams, P.C. work from Dakota Dunes, South Dakota, where the practice moved into a new office in June 2018. It offers certified public accounting and consulting around the Sioux City metro area.

Services

  • Accounting: financial reporting and related services.
  • Tax: returns and planning for businesses and individuals.
  • Consulting: advice for owners across a range of industries.

Who it serves

Most clients sit within about fifty miles of Sioux City, across Iowa, Nebraska and South Dakota, though the firm also serves clients elsewhere. They include family-owned businesses of small and medium size, non-profits, professionals and some large local companies. Industries mentioned are manufacturing, construction, colleges, nursing homes, real estate, brokers, medical practices, fast food and financial institutions.

Key facts

  • Based in: Dakota Dunes, South Dakota.
  • Founded: 1990, when six partners left another firm.
  • Team: eleven shareholders and more than thirty staff.
  • Hiring: recruits graduates from nearby colleges and promotes from within.

Profile written by TrustList from the business's own published information, Oct 2026.

Categories & features

Rankings

As of 2026-10-09. Organic ranks only; sponsored placements are never ranks.

What the business tells TrustList

Founded
1990 (36 years) evidence sent

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