Three good starting points for you:

To connect with corporate communications professionals, check out the 2017 International Association of Business Communicators World Conference in Washington, DC, in June: http://wc.iabc.com/

To connect with CSR professionals, check out the 2017 International Corporate Citizenship Conference in Boston in March: http://ccc.bc.edu/index.cfm?pageId=476

To connect with public relations professionals, check out the Public Relations Society of America 2017 International Conference in Boston in October: http://apps.prsa.org/Conferences/InternationalConference/index.html

Good luck and please let me know if you need more assistance.