(509) 496-2782 **voice/text**

Welcome to Principle Research Solutions

About Us


Principle Research Solutions takes care of all aspects of Clinical Trials


Custom Tailored Services for Your Clinical Research Business

Our mission

-Principle Research Solutions- 

Values and Respect


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Contact Us

Drop us a line!

Better yet, see us in person!

We love our trial participants, so feel free to visit during normal business hours.  Located in Suite 414 of the Providence Medical Building (just West of Sacred Heart Hospital).  

Principle Research Solutions

820 S McClellan St, Spokane, Washington 99204, United States

(509) 496-2782 voice/text


Monday - Friday: 9am - 5pm

Saturday: By appointment

Sunday: Closed