For those working in vocal chamber music and small ensembles, Chamber Music America is an essential tool. If you haven't seen their new website yet, which was launched early this month after many months of development, do take a peek by clicking this image:
CMA is an invaluable community for those actively working in small ensembles across the country. Membership gets you access to opportunity listings, calls for grant proposals and much, much more. At the very least, you should be on their public newsletter list.
Check it out here