How to Give
Supporting Principia financially is quick, easy, and convenient. Choose any of the methods below.
Make a gift via credit or debit card through our secure online giving form.
Call Gift Services to make a gift by credit card.
800.218.7746, ext 3523
Mail your check, payable to The Principia.
c/o Gift Services
13201 Clayton Road
St. Louis, MO 63131
Call Planned Giving to make a gift by wire transfer.
Help provide a Principia education to future generations while still providing for your loved ones. Consider a gift to Principia as part of your estate planning.
Increase The Impact of Your Gift
Reliable and consistent recurring gifts help Principia plan appropriately for accomplishing its goals.
Many employers offer corporate matching for their employees’ charitable contributions.
Principia Credit Card
Support Principia with your credit card purchases—and enjoy rewards, too!