• LOHAS (Lifestyles of Health and Sustainability) 2013 business conference will be held Tuesday through Thursday at the Boulderado Hotel, 2115 13th St. in Boulder. Information: .
• HUB Boulder and LOHAS Forum will present the Impact Investing Collaboratory, a one-day forum beginning at 8:30 a.m. Tuesday at HUB Boulder, 1877 Broadway. The Collaboratory is a gathering of investors and entrepreneurs committed to solving big problems through business. Information:
• Finalists will make their presentations in the 2013 Business Plan Competition sponsored by the University of Colorado Denver Business School Bard Center for Entrepreneurship. Presentations begin 8 a.m. Tuesday at the Four Seasons Hotel, 1111 14th St., with the awards ceremony at noon. Information:
• Business speaker Kevin Knebl will address the Rocky Mountain Indian Chamber of Commerce at 11:30 a.m. Wednesday at at Mitchell Elementary, 1350 E. 33rd Ave. Information:
• American Society of Heating, Refrigerating and Air Conditioning Engineers’ annual conference will be held Saturday through June 26 at the Sheraton Denver Downtown Hotel, 1550 Court Place. Information: .
