BCX COO Mike Buttner resigns

https://mybroadband.co.za/news/business-telecoms/272055-bcx-coo-mike-buttner-resigns-report.html

Maiorana resigns from airport board

https://lmtribune.com/northwest/maiorana-resigns-from-airport-board/article_3d3a7502-d0a6-5800-b374-04ddf477fb6d.html

Nortech Systems' CEO retiring

https://www.bizjournals.com/twincities/news/2018/08/15/nortech-systems-ceo-retiring.html