Corporate Volunteer Council of Pittsburgh, 7:30 a.m., Koppers Building, 436 Seventh Avenue, Downtown. Meeting. Speaker: Mike O'Mahoney, Benevity Social Ventures Inc. Call Vivian Lee Croft at 412-471-2114.
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.
Downtown Business Connections, 7:30 a.m., The Rivers Club, Oxford Centre, Downtown. Meeting. Call Ed Heal at 412-322-6676.
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.datelinepittsburgh
Business Calendar appears every Sunday. To propose an item, send it to: Natalie Hill, Business Calendar, Pittsburgh Post-Gazette, 34 Blvd. of the Allies, Pittsburgh, PA 15222, fax to 412-263-0908 or email to firstname.lastname@example.org. Items must be received by the Wednesday before publication and should have the telephone number of a daytime contact.