Members 1st Credit Union is a federally chartered credit union based in Saint Louis, Missouri. The institution serves members in the Saint Louis metropolitan area and surrounding regions. It operates as a community-based financial cooperative providing traditional banking services to its membership.

Vantage Credit Union is a federally chartered credit union located in Saint Charles, Missouri. It serves members in the St. Louis metropolitan area and surrounding regions. The institution provides standard credit union services including savings accounts, loans, and financial products to its membership base.