Allegro is a charity in the USA, only, under 501(c)(3) of the Internal Revenue Code and will send a receipt for all donations.
By Mail:
Mail a check with the
account code in the memo to:

Allegro Organizational Solutions, Inc.
5535 Memorial Dr., Ste. F-811
Houston, TX 77007 USA

You may give by bank draft/ACH or credit card by filling out the form on this page

If you would like to make a recurring donation on an interval other than monthly, please call us to make arrangements.

By Phone:
Call the Allegro Office directly and speak with a representative who can take your donation over the phone.

+1 (713) 874-1519

Account Designation
A Note on Fees

  • Bank Draft donations are charged an average of 0.5%.
  • Credit Card donations are charged an average of 2.95%.

Your tax-deductible receipt reflects the full amount of your donation.

Want to use a Non-US Credit Card?

Non-US Credit Cards may not be approved. If your attempted payment was unsuccessful, please contact for other payment options.

I want to make this donation Monthly or One-time
Credit Card or Electronic Check
  • /
  • Checking or Savings
Additional Comments
By clicking on the Donate button, I indicate that I have read, understand and agree to the Terms of Agreement.
Terms of Agreement: My authorization to charge the amount indicated to my credit card or from my bank account shall be the same as if I had personally signed a charge authorization or check made payable to Allegro Organizational Solutions, Inc. This authorization shall remain in effect until I notify Allegro that I wish to change this agreement, which I may do at any time at The charge on my credit card or bank statement will appear as Allegro Solutions.  
Any donation submitted on this website through the end of December 31st will be receipted as a donation for that same year, though your credit card or bank statement may show the transaction as occurring in the following year. For questions regarding giving online, please send email to