Duquesne University along with the Air & Waste Management Association, Allegheny Mountain Section, 9 a.m., (and Tuesday), Power Center Ballroom, Duquesne University. Program: "Energy and Environment in the Alleghenies Conference." Visit www.duq.edu/cere20.
Chatham University, 8 a.m., Woodland Road, Shadyside campus. Workshop: "Start-up Funding." Call 412-365-110, or visit www.chatham.edu.
HR Leadership Forum, 8:30 a.m., The Rivers Club, Oxford Centre, Downtown. Program: "Pulse of the Workforce: What Trends in Employee Engagement Tell Us about Rekindling Growth." Speaker: Chris Pinc, senior consultant, Towers Watson. Visit www.hr-leadership-forum.com.
Saint Vincent College Small Business Development Center, 1:30 p.m., 300 Fraser Purchase Road, Latrobe. Seminar: "The First Step to Small Business Success." Call 724-537-4572.
Business Referral Network of Pittsburgh -- Squirrel Hill Chapter, 7:30 a.m., Crazy Mocha, 2100 Murray Ave., Squirrel Hill. Networking. Call Sue Lauer at 412-388-1250, or visit www.getgreatreferrals.com.
Community College of Allegheny County, 10 a.m., North campus. Program: "Celebrate Deaf Awareness." Call David Young at 412-369-4160.
Downtown Business Connections, 7:30 a.m., The Rivers Club, Oxford Centre, Downtown. Meeting. Call Ed Heal at 412-322-6676.
Pittsburgh Airport Area Chamber of Commerce, 1 p.m., DoubleTree by Hilton Greentree, 101 Doubletree Drive. Event: "Business Connections Expo." Call 412-264-6270, or visit www.paacc.com.
Business Referral Network of Pittsburgh -- South Side Chapter, 7:45 a.m., Big Dog Coffee, 2717 Sarah St., South Side. Networking. Call Sue Lauer at 412-388-1250, or visit www.getgreatreferrals.com.
Business Calendar appears every Sunday. To propose an item, email to email@example.com.