Good Shepherd Lutheran School
Good Shepherd Lutheran School
Preparing His lambs... sharing His grace.
Meet our Staff
Amy Gromowski (Administrator)
Ms. Gromowski is a product of Lutheran education from her elementary school years through college at Valparaiso University, Indiana. She has taught in a variety of grade levels throughout her career in education. In her leisure time, Ms. Gromowski enjoys reading a good mystery, crocheting prayer shawls, on-line gaming, and geo-caching with her children. It is truly her honor and privilege to be serving the church, school families, and our Lord here at Good Shepherd.
Ron Wille (7th/8th Grade)
Mr. Wille, a graduate of Concordia Teachers’ College, Seward, NE, began his teaching career here in Watertown, WI, at St. John’s Lutheran School. He has over 40 years of teaching experience at seven different schools across the country, and has earned a Masters Degree in Education. Mr. Wille’s service to our Lord also includes the position of Director of Christian Education here at Good Shepherd. Mr. Wille enjoys reading, woodworking, spending time with his grandchildren, and traveling with his wife, DeeDee.
Charlotte Groth (5th/6th grade)
Miss Groth has been working with middle school students for over 15 years and loves the energy they bring to the classroom. She loves to make history come alive though social studies and enjoys sharing a great historical fiction novel with her students. Outside the of school Miss Groth stays busy working on her hobby farm, teaching genealogy classes at the Watertown library, and collecting Lutheran memorabilia. Be sure to ask her about her Portals of Prayer collection!
Laura Jeseritz Baker (4th Grade)
Mrs. Jeseritz Baker and her son have been long time members of the Good Shepherd Lutheran Church. During her time here Mrs. Jeseritz Baker has served as a teacher in our middle grades. As a graduate of Concordia University, Mequon, Mrs. Jeseritz Baker is excited to teach students about the love of Jesus every day. And in her spare time she enjoys reading, vacationing with her son, singing in the church’s praise choir, scrapbooking with friends, and exercising.
Lucas Gerlach (2nd/3rd grade)
Lucas Gerlach, an Oconomowoc native, has spent 11 years teaching at Concordia International School Shanghai prior to coming to Good Shepherd. As a teacher, he seeks to serve children by helping them find their God-given potential, build character, and grow as Christ-centered leaders. Mr. Gerlach enjoys biking, playing board games, singing along with his ukulele, and spending time with family.
Danielle Bely (1st grade)
Mrs. Bely is excited to be sharing the Lord’s love with his little lambs here at Good Shepherd! She graduated from UW-Whitewater in 2000 and has been teaching ever since! She has taught in kindergarten and second grade at other schools and now has the privilege of teaching first grade here at Good Shepherd. Mrs. Bely and her family have been members at Good Shepherd for many years and her two daughters attend Good Shepherd school. In her free time, she enjoys camping, jeeping and geo-caching with her family, traveling, reading a good book, or playing games.
Karen Schempf (Kindergarten)
Mrs. Schempf graduated with a bachelor’s degree in special education and now uses her talents in the primary grades. Her love of the Lord is evident in the personal care she gives to each of her students. On the side, Mrs. Schempf likes biking/hiking, puppets, and a good square dance. Mrs. Schempf finds great joy and deep satisfaction in teaching the children at Good Shepherd.  
Dominic Bava (4K)
With degrees in Psychology and in Early Childhood Education, Dominic Bava has taught young children and directed Early Childhood programs (on mostly college and university campuses) since the 1970’s. His favorite age to teach is 4K. He and Karen raised 3 children, now all launched adults, and have 2 grand-daughters in Canada. He enjoys Bible studies, volleyball, Christian Camps, biking, hiking, swimming, humor, movies, and water skiing. He plays accordion, piano, ukulele, uketar, banjo, autoharp and bongos with his students and occasionally with grown-ups, too.
Michelle Keller (Daycare/ 3K)
Mrs. Keller serves as Good Shepherd’s child care director and 3 year old preschool teacher.  Having grown up in the area, Mrs. Keller knows all the best places for window shopping. She enjoys both watching and playing volleyball, and hopes to one day make a visit to Switzerland. But, for now, she is happy to serve her Lord by sharing her talents with His little ones here in Watertown.
Kristen Wrolstad (Music)
With a Masters Degree from UWM in Vocal Performance, Mrs. Wrolstad is a professional singer.  She is excited to praise the Lord by teaching music in our Day School and in our Sunday School. When not wrapped up in her music, Mrs. Wrolstad likes to read Christian fiction, play “Words With Friends”, and clean the house.
Colleen Grotelueschen (Spanish)
Colleen Grotelueschen comes to Good Shepherd Lutheran School with a Master's degree in Education and 8 years experience of teaching Spanish at the elementary level. Colleen lives in Watertown with her husband and twin daughters. She is thrilled to have this opportunity to share the Spanish language and Latino culture with the children of Good Shepherd. Colleen is dedicated to strengthening our community by uniting American and Latino cultures.
Ashlee Hathaway (Band Instructor)
Ashlee Hathaway is excited to be starting her first year at Good Shepherd. She has B.A. degrees in Music education, flute performance, and biblical studies. In her free time she enjoys cross stitching, gardening, cooking and working with the Current Edition A capella singers.
Kathy Wackett (Physical Education)
Mrs. Wackett is very excited to serve the Lord as the Physical Education teacher here at GSLS. She has been teaching PE in 4K-8th grade for 23 years. Mrs. Wackett likes to see her family run in races and soccer games. You might see her biking, walking or running around town.
Heather McGuire (Administrative Assistant)
Mrs. McGuire is a familiar face here as she and her family are long time members at Good Shepherd. Her talents of organization and attention to detail are daily used to the glory of God. A few interesting facts about Mrs. McGuire include that she is also a landscape architect, enjoys snowmobiling, and visiting different National Parks across the country.
Dee Kuhlman (Administrative Assistant)
Mrs. Kuhlman moved to Watertown in 2010. She brings a wealth of clerical, organizational and computer skills to the church office. On the side, Mrs. Kuhlman enjoys singing, crocheting, painting and paper quilling. She loves being around the people and children here at Good Shepherd as we grow in together Christ. 
Pastor David Groth
Pastor Groth gets much pleasure from his vocations as a pastor, a husband and a dad. In his time away from the office Pastor is known to enjoy gardening, cooking, golf, tennis, beekeeping, sugaring (the process of making maple syrup), and a good game of Sheepshead. And even with all that, he still finds time to be a newspaper junkie.  

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