Please take a moment to meet and get to know our Elders, Deacons and Staff at Cornerstone.
Elders lead and shepherd the church and devote themselves to prayer and the ministry of the Word.
Deacons serve by meeting the physical and material needs of the church.
Elder
Andy Bradshaw
Andy was raised, and currently lives, in Littleton, MA and loves New England. He has a Bachelor’s of Science in Civil Engineering and has worked as a Structural Engineer for nearly 20 years. Andy’s family has grown over the last 5 years through adoption and he and his wife, Keri, have 7 kids. Andy and Keri have a passion for missions and Andy is close to finishing a Master’s degree in Global Studies from Liberty Baptist Theological Seminary. Besides his…
Elder/Pastor
Joel Hertzog
Joel serves as the pastor and one of the elders of Cornerstone. He’s originally from Pennsylvania but attended Gordon Conwell Theological Seminary in MA. While in seminary, he met his wife Jill (a native New Englander) and they got married soon after his graduation in 2015. 9 days later, he began pastoring a church in Pennsylvania, where he served for 9 years until the Lord called him and his family back to Massachusetts in 2024 to serve at Cornerstone. Joel…
Elder
Bernie Michaud
Bernie serves as an elder of Cornerstone while also serving as an Interim Pastor for another local body of believers. We are blessed to have Bernie as part of our church family. Listen to sermons that Bernie has preached at Cornerstone Here.
Elder
Mark Pender
Mark Pender resides in Westford with his two children and beautiful wife, Bari. Mark and Bari volunteer with our NEXT Gen Ministry and is an active part in our church body. You can listen to sermons that Mark has preached for at Cornerstone here.
Elder
John Ralls
John Ralls is happy to serve on the Board of Elders at Cornerstone. You can read his testimony here, his wife Ann’s testimony here, and her immigration story here.
Deacon
Bruce Burchfield
Bruce Burchfield serves at a Deacon at Cornerstone and takes care of the building and grounds.
Deacon
Shirley Burchfield
Shirley was raised in Burlington, Massachusetts and currently lives in Tyngsboro with her husband Bruce and their parrot, Chewie. They have two adult children, Sharon and Paul. Over the years she has enjoyed careers as a computer programmer, church secretary, preschool teacher and receptionist. She loves God and wants others to know the peace that comes with knowing Him and is excited to be able to connect the people of Cornerstone Congregational Church with each other and with God. Shirley…
Deacon
Diana Walker-Moyer
Diana grew up on a working dairy farm in Westborough, Massachusetts and is thankful for the life lessons she learned there. She lived for 15 years in North Carolina before moving to Westford in 1996. She recently earned her Doctor of Nursing Practice degree and has been a nurse practitioner for over 30 years. She feels blessed to have a profession that allows her to serve others daily and expands that service to others in her community and in Haiti.…
Office Administrator
Julia Pender
Julia is happy to serve as our Office Administrator. She currently lives in Westford MA but was born and lived Greenville South Carolina until the age of 10. In her free time Julia enjoys spending time with friends and family, going for walks and watching movies.