We offer a variety of services to our clients including

Agriculture Production Property

Accurately determining a value on agricultural properties, including farms, ranches or agricultural land.


Determining the value on commercial properties such as retail spaces, vineyards, orchards or offices located in rural settings.


Establishing a value for rural industrial properties including gravel pit, welding shop, ammunition shop or logging company.

Special Use Property

Assessing unique properties with specific purposes, such as hospitals, schools, religious building, or government buildings.

Lands in Transition

Valuing properties shifting from typical agricultural use to development or other purposes such as housing developments for city expansion.

Recreation Lands

Appraising lands that used for enjoyment or entertainment rather than living or income based.

Conservation Easements

Estimating the value of conservation easements on farmland to facilitate land preservation and comply with regulatory requirements.

Financial and Lending

Assisting financial institutions and lenders in determining the value of agricultural assets for lending, refinancing, or loan collateral purposes.

Estate Valuation

Providing appraisal services for estate planning, inheritance purposes, or transitioning agricultural assets to the next generation.

Trust Valuation

Trust appraisals help determine a fair value for trust assets for distribution to beneficiaries or family.

Legal Case Work Valuation

Offering expert testimony and support during legal proceedings related to agricultural valuation disputes or eminent domain cases.


Certain circumstances may require another point of view of the opinion of value on a property.

Special Income-Based Properties

Estimating property value based on its income-generating potential.

2032A Valuation

To help reduce tax value on farmland based on its current use as a farm, rather than its speculative fair market value.

Charitable Contributions

IRS-based valuations for calculating non-cash property value for tax purposes when donating real estate.

Yellow Book

Yellow Book – Uniform Appraisal Standards for Federal Land Acquisitions (UASFLA) plays a crucial role in protecting the public interest and providing fair treatment to property owners during federal land acquisitions.

Consulting Services

Consulting services for property research and market analysis to evaluate the economic viability and potential profitability of agricultural ventures or investments.

Sales Research

Conducting research and analysis to evaluate the sales trends of certain types of properties.


Brian is an experienced, active instructor at South Dakota State University and for nationwide conferences including classes for American Society of Farm Managers & Rural Appraisers.


Our expertise, thorough research, holistic view, risk assessment and attention to detail all contributes to the development of fair valuations, assisting in your informed decisions.


Deadlines are a crucial part of our business, and we strive to meet them for the best possible outcome for our clients while delivering a quality product.


Who supports our clients?

Brian J. Gatzke

Brian J. Gatzke

Email: Brian J. Gatzke

Office: 605-692-9445

Mobile: 605-691-2119


Anna Boomsma

Email: Anna Boomsma

Office: 605-692-9445

Mobile: 605-940-7217

Carter Canham

Email: Carter Canham

Office: 605-893-2003

Mobile: 605-204-0759

John Green

Email: John Green

Office: 605-692-9445

Mobile: 541-306-7582

Mandy Trudeau

Email: Mandy Trudeau

Office: 701-680-9351

Mobile: 701-680-9351

Put Your Trust In Us!

From educating and consulting to appraisal production and delivery, you can count on us.


To arrange a consultation, request an appraisal or information, send us a message.

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