Points of Light, is a national organization that promotes volunteerism and community service that effects civic change. The theme of their initiative, National Volunteer Week 2009, is "Celebrating People in Action".
Points of Light has provided resources for National Volunteer Week which include a downloadable toolkit and logo. http://www.pointsoflight.org/programs/seasons/nvw/tools.cfm
You can also find tools for developing a successful EVP for small to medium sized businesses: "Eight Steps to developing a successful EVP for small to medium sized businesses."
An article on business benefits of family volunteering. http://www.pointsoflight.org/resources/details.cfm?ID=10121