• office administrator - Valerie Climie

    Valerie came to faith as a young adult in BC. She and her husband Graham came to OAC in 2003 and she came on staff in 2006. Their grown children live in the Calgary area. Valerie covers a range of admin related responsibilities: reception, bookkeeping, facilities management, etc. She’s often commended as the gracious voice that keeps things running well.  

  • family wellness coach - Corinne Knierim

    Corinne was born into a Christian home and is a pastor’s daughter who has been involved in a wide variety of ministry areas throughout her life.  She and her family began attending OAC in 2004 and in that time she has been actively involved in KidZone ministry, Club DJ, VBS, Women’s Ministry, and Life Groups. In 2016 she went back to school to obtain her Master of Counselling degree and continued on to become a registered psychologist.  She is very excited to see how God will use her experiences and education to help the OAC family and our community live and thrive as God intended – mentally, emotionally, physically and spiritually well!

  • worship & arts pastor - Tim Korthuis

    Tim grew up in Okotoks, and his family helped found Okotoks Alliance. He married his high school sweetheart Tanya, and they went off to Rocky Mountain College. He was employed as worship pastor for a season in Calgary and Ambrose chaplain for a season, before returning to Okotoks and coming on staff full-time in 2007. He’s worn lots of hats over these years, but the core of his role has always been worship. He’s an experienced piano-player-singer-guitar-strumming-worship guy. In 2014 he completed his Masters in Conducting at the University of Calgary, and has invested himself in community choirs, currently leading the Foothills Philharmonic Society (including several choirs and orchestra). He and Tanya have 4 kids spanning elementary school through University. 

  • lead pastor - Terry Lee

    Terry grew up in a musical family that loved Jesus and his earliest memories include this kind of ministry. He earned his Masters of Divinity from Heritage Theological Seminary in Cambridge, Ontario and after 19 years as Worship Pastor (Bramalea Baptist & Beulah Alliance), what he most wanted to do was preach and teach, and that’s what he most loves to do at OAC. He and Ann met and married in a similar size and style of church and have 3 kids ranging from Sr high through University graduate. Terry’s been writing songs since he was a kid and his compositions/recordings can be found by searching Terry B Lee on any digital retailer (iTunes, GooglePlay, Spotify, etc.)

  • youth ministry director - Gay Spence

    Gay has grown up throughout Alberta and BC. Having lived in over 30 places she would call herself a bit nomadic, until settling in Whitecourt where she and husband Jason raised their four children, attended Ambrose distance learning courses, worked as a part-time youth pastor and RCMP Chaplin for over 15 years. In 2020, Gay and Jason moved to Black Diamond and started attending OAC. Gay's passion is to support both youth and members of the RCMP.

  • children's ministry director - Stefanie Thera

    Stefanie is a born & raised Calgarian who grew up going to church.  While attending the University of Calgary she met her husband Leigh and after the birth of their first daughter they moved to Edmonton feeling God had a plan for them there.
    They raised their two daughters in Edmonton before feeling called to move back to the Calgary area, settling in Okotoks.  Stef and her husband Leigh began attending OAC during COVID, and she has been volunteering as a teacher since we reopened Kidzone. She was assistant director of the preschool at a large Edmonton Church, where she also served as part time staff in their weekend Children’s Ministries. She is passionate about teaching children and ministering to families!