- To honor our 80th Anniversary, Highmark Community Crew staff will be donating 80 Hours of community service September 1-30, 2020 - throughout the Black Hills, including working projects to support the United Way, Feeding South Dakota, and others.
- September 17 - Belle Fourche Highmark Ribbon Cutting and Mixer, time tbd.
- September 19 - Black Hills Home Builders Association Golf Tournament Sponsor.
- September 20 - Tom Pfeifle Memorial Sponsor
- October 3, 10-2, Box Elder Fall Festival Sponsor