D’Arla Luinstra was born and raised in Great Falls, Montana. She is a graduate of Carroll College. D’Arla started her career at Gift of Life Foundation at Columbus Hospital, which eventually became Benefis Healthcare Foundation. While at the Foundation, she oversaw the accounting and trained as a grant writer.
D’Arla joined Cogswell Insurance Agency in 1999. Not only does D’Arla maintain the accounting and licensing for Cogswell Insurance Agency, but she also assists the member agencies of Montana Agency Alliance. She became a partner of the agency in 2018.
D’Arla and her husband Tim enjoy gardening, golfing, and traveling to the National Parks.