Neighbor to Neighbor Campaign: Columbia Neighbor to Neighbor Campaign: Columbia This holiday season, we honor the colleagues, clients, and friends who make our neighborhoods great. On your behalf, and with gratitude for your friendship, LS3P is donating to nonprofit organizations in each of our eight cities. Our Columbia team's holiday outreach efforts hit very close to home: Columbia Assistant Construction Administrator Emily Nelson is married Margaret Clarkson Joins Leadership Columbia Margaret Clarkson Joins Leadership Columbia Columbia Business Development representative Margaret Clarkson has joined the Columbia Chamber of Commerce Leadership Class of 2021. Leadership Columbia is a ten-month program designed to engage the skills of current and prospective community leaders through professional development, community involvement, and networking opportunities.