Tubular skylight manufacturer Solatube International has added six new members to its management team: Hayley White (marketing manager for the premier dealer channel), Candace James (sales administration supervisor), Kerri Taylor (product manager), Drew Goodjohn (engineering manager), Andy Cromer (premier dealer training manager), and Kate DeBellis (specificiation bidding and quotation specialist); and Leviton has appointed Tim Welch to the position of technical sales specialist for the company's southern California region.