Its actively enforced policy is not located on website's primary pages, but in its denomination's website and embedded in a sermon by Pastor Aaron Hanson in 2017.
Sermon: Confused and Compromised
Excerpt: Biblical marriage is the marriage that's outlined in Genesis 2:24, the marriage between a husband and a wife. And so it asks the second question, what is sexual immorality? Sexual immorality is anything beyond the bounds of a biblical covenant of marriage and God wants us to have a wholehearted identity, for us to have a wholehearted sexuality, for us to be shaped not by culture but to be shaped by Scripture. (30:35)
The Foursquare denomination bylaws are clearly non-affirming.
Excerpt: Marriage is a biblical covenant relationship between a man and a woman established initially by God. (pg. 43, 2017 bylaws)
Excerpt: The Pastor of a Foursquare church shall . . .build up Christian life throughout the church by preaching, teaching, conducting services, and administering ordinances, including marriage only between a man and a woman. (pg. 43, 2017 bylaws)
This church belongs to an egalitarian denomination which permits, but does not require, churches to be egalitarian. Based on its website, the church is undisclosed.
The Foursquare denomination encourages Women in Leadership but does not have a nondiscrimination policy.