Get Involved
Join us in making classical music more sustainable! Whether you're a musician, music institution, or music lover, there are many ways to contribute to positive change through Harmonic Progression.
Join our projects
Help us give instrument strings a second life whilst supporting musicians worldwide:
Donate your used strings
Join our volunteer network: become a Strings4All collection coordinator
Spread the word in your musical community
Are you part of a music institution where musicians struggle to afford strings?
Please get in touch - we are always looking to support
more organisations
Bring sustainability discussions to your institution:
Request a workshop for your organisation
Participate in upcoming workshops
Spread the word about our eco workshops through your network
Join our community of environmentally conscious musicians:
Sign up for monthly environmental challenges
Get your own page on our website to showcase your journey
Share your experiences to inspire others
Climate Concerts
We are launching innovative climate-focused concerts across Switzerland in 2025.
These intimate events combine musical performances with interactive discussions about environmental sustainability.
Please get in touch if you would like to host a concert in your Swiss venue or home.
Make a donation
You can also support Harmonic Progression through a financial contribution. Your donation helps fund our core activities, from shipping Strings4All collections to delivering workshops and producing climate concerts across Europe.
If you have any questions about supporting our work or wish to discuss potential collaborations,
please get in touch.