Accounting Firm

King, Reinsch, Prosser & Co., LLP

Certified public accountants and financial advisers serving individuals, businesses and non-profits in the tri-state area

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TrustList summary

King, Reinsch, Prosser & Co., LLP, known as KRP, is a certified public accounting and financial advisory firm based in Sioux City, Iowa. The firm has served clients in the tri-state area for more than a century.

Products and services

Accounting: day-to-day and periodic accounting work for clients.
Auditing: independent review of financial records.
Tax: planning and preparation for individuals and organisations.
Investment and financial services: advice alongside the core accounting work.

Who it serves

KRP acts for individuals, businesses of all sizes and industries, local government bodies and not-for-profit organisations.

Key facts

Based in: Sioux City, Iowa, with a second office in Marcus, Iowa
Experience: more than 100 years serving its region
Status: certified public accountants; a new partner was recently admitted
Mission: high-quality service centred on client welfare, profitability and success

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

Categories & features

Rankings

King, Reinsch, Prosser & Co., LLP is ranked on 2 TrustList rankings: #2 on 1 and #3 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. King, Reinsch, Prosser & Co., LLP has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Accounting firm · 2 rankings

#2of 9
Iowa
It is one of 2 here listing not for profit and one of 16 here listing accounting.
Its profile: “King, Reinsch, Prosser & Co., LLP, known as KRP, is a certified public accounting and financial advisory firm based in Sioux City, Iowa.”
Of the 9 here, 17 also cover tax and 16 also cover accounting; 2 also work in Washington.
Behind Erpelding Voigt & Company, ahead of Burkhardt & Dawson.
#3of 71
Not for profit
It is one of 57 here listing accounting.
Its profile: “KRP acts for individuals, businesses of all sizes and industries, local government bodies and not-for-profit organisations.”
Of the top 64 here, 12 also cover reporting and 12 also cover legal; 5 also work in York and 3 also work in New York.
Behind DGL Accountants, ahead of FGMK.