Contact
Kilmann
Diagnostics

A HELPFUL SUGGESTION

Before you contact us about an individual or group purchase (or how to access our online courses and assessment tools once you’ve purchased them), please review our Frequently Asked Questions and Our Carefully Developed Answers.

By your first reading our responses to these FAQs, you might save yourself (and us) a lot of time.

But if our FAQs do not address your concerns, please contact us as soon as possible… either by submitting your completed Contact Us Form or directly emailing or calling a member of our KD Team (shown below).

Thank you for contacting us!

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PLEASE FEEL FREE TO EMAIL OR CALL
A MEMBER OF OUR KD TEAM

Marlee Winderman, Customer Service Specialist

For questions about purchasing and taking the TKI assessment and/or our online courses, contact:

Marlee Winderman, Customer Service Specialist and Business Development Manager

For the quickest response,
please email your questions to:
info@kilmanndiagnostics.com

Office Hours
Monday through Friday,
8 a.m. to 5 p.m. Pacific Time;
Sundays, 1 p.m. to 5 p.m. Pacific Time.
Closed Saturdays and National Holidays

Office Number: (949) 497-8766

Stephanie Shirley

For questions about purchasing and taking the TKI assessment and/or our online courses, contact:

Stephanie Shirley, Customer Service Specialist

For the quickest response,
please email your questions to:
info@kilmanndiagnostics.com

Office Hours
Monday through Friday,
8 a.m. to 5 p.m. Pacific Time;
Sundays, 1 p.m. to 5 p.m. Pacific Time.
Closed Saturdays and National Holidays

Office Number: (949) 497-8766

Ralph H. Kilmann, CEO

For academic or research questions about our series of recorded online courses on consciousness, conflict, change, and transformation, contact:

Ralph H. Kilmann, Chief Executive Officer (CEO)

For the quickest response,
please email your questions to:
ralph@kilmanndiagnostics.com

Office Hours
Monday through Friday,
8 a.m. to 5 p.m. Pacific Time;
Sundays, 1 p.m. to 5 p.m. Pacific Time.
Closed Saturdays and National Holidays

Office Number: (949) 497-8766

For questions in the Chinese language about using the Thomas-Kilmann Instrument and our other online products, contact:

Angela Hu, Chief Strategy Officer (CSO)

For the quickest response,
please email your questions to:
angela@kilmanndiagnostics.com

Office Hours
Monday through Friday,
8 a.m. to 5 p.m. Pacific Time;
Sundays, 1 p.m. to 5 p.m. Pacific Time.
Closed Saturdays and National Holidays

Office Number: (949) 497-8766