William Dunlap

  Lead Pastor


William and his wife Amber are excited to be back here in Wyoming.  Holding a bachelor's degree from Oklahoma Wesleyan University and a master's degree from Asbury Seminary, William has a deep passion for preaching and seeing each person take the next step on their Journey with Christ.  They have four beautiful children.  William loves studying history, hearing a captivating story, the creative arts, and enjoying the outdoors through hiking, camping, golfing, and fishing.   




Stephen Martin

   Worship & Youth Pastor

Former archaeologists, Stephen and Elizabeth responded to God’s call in 2009.  Stephen holds a Bachelor's Degree in Anthropology from James Madison University and an M.Div from Wesley Seminary.  Stephen is passionate about discipling teenagers and helping the church worship Jesus Christ.  He and his wife love all things outdoors, and they love spending time with their three boys.


Matthew Aspinall

   Children & Families Pastor

Matthew and his wife Laura grew up in Kalamazoo, Michigan and have 3 wonderful daughters. He graduated from Indiana Wesleyan University with a bachelor’s degree. Matthew loves seeing kids encounter Jesus and feels privileged to partner with the parents of Summit in developing a Godly world view for their children. Matthew and Laura have been in Wyoming since 2013 and love being part of the Buffalo community. Matthew dabbles in multiple hobbies, but especially enjoys golfing.


Dan & Deb Gay

   Care & Connections Pastor

Dan and Deb have been in Buffalo for many, many years and are long time members of Summit Church.  They have served our church by leading bible studies, hosting numerous life groups, serving on the board and helping in our women’s ministries.  As the Care & Connections Pastor Dan, along with Deb, make visits on behalf of Summit Church to shut in individuals, make hospital visits, provide counseling to couples or individuals, host conferences, and of course as with any pastor’s job; anything else that needs to be done. Dan and Deb are still active with their family auction business, and they love to do things together, such as hunting, cross country skiing or just working together on projects.





Nathan Nash

   Discipleship Pastor


Nathan and his wife, Jennifer, are the proud parents of four children - 3 boys and 1 girl. Nathan graduated from Oklahoma Wesleyan University in 2003 with a degree in Intercultural Ministry. Their family has lived in Buffalo since August of 2020. He is passionate about helping people take the next step in their faith journey through leading Life Groups and developing a discipleship missions strategy. Nathan likes eating out, traveling, playing and watching sports, and spending time with the family in the outdoors.





Justin Hammerich

   Campus Pastor - Kaycee, WY


Justin has made Wyoming his home for almost 20 years.  He and his wife, Kate, and their two boys have been in Buffalo for the past 8 years.  Justin spent many years running the rodeo circuit and has many years of ranching experience.  He enjoys taking his boys fishing and playing a round of golf with Kate whenever they can find the time.  Both he and Kate have served at Summit for the past four years with life groups, youth ministry, children ministry and VBS.  If you get a chance, ask Justin how he met Kate - it’s a great story. 




Rachel Hostetler

   Executive Coordinator

Rachel and her husband, Doug live in Banner, Wyoming and have attended Summit Church for the past 16 years.  Rachel joined the Summit Staff in 2014 and enjoys working with and serving the people of this church and the community of Buffalo.  Rachel and Doug have one daughter, a wonderful son-in-law and two precious grandchildren.  They both love the mountains, fishing, and spending time with their grandchildren. 



Sue Bond

   Director of Integration

Sue started with Summit in June of 2016.  She is responsible for the accounting as well as helping people integrate well into Summit.  Her passion is helping women walk out their Christian faith and understand the love, peace, grace and mercy of Jesus.  She is so grateful to the Lord to have the opportunity to serve the leadership and the people of Summit.  She and her husband Brian have been married 30 years and have two grown daughters and two grandchildren. 




Karyn Paulson 

   Director of Communication


Karyn joined the Summit Church team in October of 2017.  She is responsible for the various forms of communication throughout the church and is the cheerful voice you hear on the other end of the church phone line. She has been married to her husband, Travis, for 16 years and has two wonderful children.  In her free time, she loves being active outdoors and enjoys playing and coaching volleyball. Karyn is passionate about her Summit Church family and loves getting to meet new people face to face.  She is excited to see how God uses her in this new season of her life.



Kadelyn Burd

   Worship & Youth Intern

Kadelyn is the newest memeber of our support staff, starting in June of 2020. She assists with the Trailhead Ministry, as well as, the Worship Team. She was born and raised in Buffalo and has been called into ministry as she is currently attending Indiana Wesleyan University (online) to pursue her Bachelors of Biblical Studies. In her free time, she loves fishing, camping, crocheting and cooking. Kadelyn is also very passionate about our youth and loves seeing them take their next step on their jouney of faith.