In 2020, van Riemsdyk contributed to the PHL COVID-19 fund, aimed at providing grants to organizations serving high-risk populations in the greater Philadelphia area. In 2017, van Riemsdyk was appointed as the Maple Leafs' ambassador for the You Can Play program, an organization made to support LGBTQ individuals and reduce homophobia in sports.
Van Riemsdyk's 2020 contribution to the PHL COVID-19 fund targeted disadvantaged groups in Philadelphia. In 2017, van Riemsdyk was appointed as the Maple Leafs' ambassador for the You Can Play program, which focuses on promoting diversity and reducing prejudice in sports.