You can get involved in EPESI project even as a customer, provided you have an IT department or an outside development company working for you.
We encourage all our customers who have some custom modules developed for them to share their solutions with our community, in order to enrich EPESI experience for other EPESI users. You can share the code of modules on our forum.
We are preparing a new feature for EPESI that will let third party developers to sell their modules via our EPESI Store. Therefore if you have some niche solution prepared or in the process of making, you might consider selling it in future in EPESI Store.