Radius Ensemble is grateful for your contribution! Ticket sales cover only a fraction of our operating expenses, and we are committed to keeping our programs accessible to all. In addition to our concert series at Longy, our outreach program brings the joy of classical music to the larger community. Your financial support is essential to our success and longevity.

Donations are processed by Paypal. All major credit cards accepted; no account required. If you prefer, you may donate by mail (using either a check or a credit card) by downloading our pledge form here.

carWe can also accept donations of used cars! We’ll take care of the towing and paperwork and you’ll get a tax deduction. Click here to learn more.


Celebrate a special occasion or honor a loved one by becoming a sponsoring donor. We have outlined our sponsorship opportunities below, and for our “angel” donors, we are also delighted to create a custom experience, from a private luncheon with a Radius musician to a special performance by members of the group in your home. To learn more, contact us at 617-792-7234.

Halo ($10000 or more)

Sponsor the artistic directorship for the season
Create a special customized Radius experience

Gold Circle ($5000-9999)

Honor a loved one by underwriting the world premiere of a new work written for Radius

Inner Circle ($1000-4999)

Dedicate a concert to your loved one

Circle of Fifths ($500-999)

Sponsor your favorite musician for the evening

Circle of Friends ($100-499)

Recognition on website and in concert program book