Committed To Helping Our Clients Succeed

Stenger Bischoff

Comprehensive Appraisal and Advisory Services

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Stenger Bischoff is a trusted independent appraisal and advisory firm

Stenger Bischoff is a full service valuation firm and qualified appraisers of all areas of collecting.  We dedicate our resources not only to the appraisal practice, but also market analysis and institutional appraisal compliance.

By providing a full range of professional valuation, consulting and collection management services, we are able to tailor our services to meet your unique needs. Our services are focused on both private and corporate collectors, non-profit institutions and government agencies across the United States and abroad.

We have extensive knowledge in all areas of collectibles

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You've Come To The Right Place

We are committed to providing our clients with exceptional service focused on objective, independent and discreet advice and USPAP compliant appraisals.

  • 30 Years Of Experience

  • Defining Success

    Making our clients successful

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Committed To Helping Our Clients Succeed

Our Services

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The cornerstone of Stenger Bischoff is the appraisal of our client’s valuable assets and collections.

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Estate Planning & Tax

Stenger Bischoff Appraisals are available in both printed and digital form.



We provide regular Insurance appraisal reviews to ensure up-to-date values.


Damage & Loss

Our damage and loss reports are accepted and respected globally by insurance companies.


Family Division & Donations

We can prepare an appraisal to assist you in a family division.


Art as Collateral

We can prepare an appraisal to assist you if you are seeking a loan using personal property as collateral.


Auction House Consultancy

We handle the entire contents of a home or business ranging from individual items to an entire collection.


Collection Management

We offer comprehensive management services for a variety of collections.

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Speaking Engagements

Tim is very passionate about art and collectibles and enjoys sharing his vast knowledge and expertise.


Home Downsizing & Relocation Services

We are prepared to provide fair market and insurance valuations for your home or business contents before your move begins. This can be an important step that can help recover any damages to your property while it is being moved. We can also help with the sale of your items when the time has come to downsize.

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We are a trusted independent appraisal and advisory firm

Why Choose Our Firm

  • Excellent Track Record.

  • Transparent Fees

  • Unparalleled Customer Service

Let Our Experience Be Your Guide

Call us for a Consultation!

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