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2024-2025 Board of Trustees  

Avril Byrne (2026)

Avril and her husband, Ed, have lived in San Antonio since 2015. Avril studied law at Trinity College University, Dublin and Washington and Lee School of Law in Lexington, Virginia.  Having practiced in a large corporate law firm, Avril later went on to work as legal counsel at the National Asset Management Agency in Ireland. Avril was also appointed Secretary to their Board and a number of select sub-committees. Avril and Ed’s two children attend St. Luke’s (’29 & ‘31). Avril has enjoyed volunteering on various committees and boards within our community and has been grateful for the opportunity to serve our school through the Risk Management Committee, Annual Fund and Kaleidoscope committees.

Emily Christy (2024), Vice-Chair

Emily was raised in Austin and has lived in San Antonio since 2009. She and her San Antonio born and raised husband, Scott, have two daughters (’28 & ’30) who have attended St. Luke’s since 2019. Emily received a BA in political science from Davidson College and an MBA from Georgetown University, and she currently works as a partner for SoftBank Group International. She is on the Jefferson Bank Board of Directors and has served as a board member for the San Antonio chapters of Girls Inc., HeartGift, and the Junior League.

Kellyann G. Curll ‘82 (2027)

Kellyann Curll is a native San Antonian and an alumni of St. Luke’s Episcopal School (SLES) ‘82 and Texas Military Institute (TMI) ‘89. She is a current SLES Parent to two students (’28). Kelly is a member of St. Luke’s Episcopal Church and participates in the hospitality group. After TMI, she graduated from the United States Merchant Marine Academy in Kings Point, New York (USMMA) and St. Mary’s School of Law. She is an attorney and a Commander in the United States Navy with hopes to retire from the Navy this year. Previously, she held a United States Coast Guard Third Mate’s license which allowed her to sail ships of any size on all oceans. Kelly’s professional career began with Sea-Land Services, Inc. in Charleston, S.C. as a Manager Trainee where she rotated through all port business operations and subsequently took a Marine Supervisor position. After a couple of years, she decided to pursue a career in law and enrolled at St. Mary’s Law School in San Antonio. After law school, she took a maritime and aviation defense attorney position with Stepp & Sullivan, PC in Houston. In 2000, she left Houston and joined Tesoro Corporation on the trading floor and then joined the legal department as an attorney handling various legal areas. Currently, she is a principal counsel and compliance officer with Southwest Research Institute. 

The Rev. Irv Cutter, Rector

The Rev. Irv Cutter has been Rector of St. Luke’s Church and School since January 2019. Having grown up in Corpus Christi, he moved to Houston to attend Rice University, getting a B.A. in 1987. He stayed in Houston, working for a subsidiary of IBM and for Texaco until beginning studies at Virginia Theological Seminary. Irv was ordained in 1998 and served churches in Beaumont, Houston, and Tulsa before returning to the Diocese of West Texas. He and his wife Andrea, an attorney with USAA, have two children: a son who attends Loyola University Chicago, and a daughter who attends Churchill High School after graduating from St. Luke’s Episcopal School in 2023.

Lynnette Embrey (2024), Chair

Originally from Charleston, South Carolina, Lynnette has lived in San Antonio since 1997. She is a graduate of Clemson University with a Bachelor of Science degree in Nursing. Professionally, she has worked both clinically as a registered nurse and sales representative with Johnson & Johnson.   Lynnette and her husband, Trey, have been a part of the St. Luke’s community for many years. Trey attended kindergarten in 1974 and their daughter is a 2023 graduate of St. Luke's. After watching both of her nieces grow up at St. Luke’s (now both college graduates), Lynnette knew that SLES would be a good fit for their daughter’s PK3-8th education. In addition to giving time to her children’s schools, Lynnette has served on the Board of Directors at the Gladney Center for Adoption and enjoys supporting the community through numerous philanthropic initiatives.  

Susanna Frankland (2023), Secretary

Susanna was born in Charleston, South Carolina and grew up in San Antonio. She graduated from Southern Methodist University in 2001 with a BA in Communications. Susanna and her husband, Bob, have enjoyed being active members in the St. Luke’s community since 2012 when their daughter, Ella, first entered the Mustard Seed program. Ella is a proud 2024 graduate of St. Luke’s. Actively involved in the San Antonio business community for more than 12 years, Susanna is the owner of two retail stores, Meadow and more recently Baker Tatum. She enjoys giving back to the community by hosting events to create awareness of and contribute to numerous non-profit organizations through her businesses. During her time at St. Luke’s, she has enjoyed serving as the chair for the annual fundraiser, Kaleidoscope, and currently serves on the Development Committee.

Claude Koontz (2025)

Claude Koontz has been a St. Luke’s Episcopal Church parishioner since 1999. He is a partner with M. Capital Advisors. His wife, Jessica, taught Middle School history at SLES from 2011-2019. Their children Henry (’10) and Serena (’11) attended SLES PK through 8th grade. Claude served on the SLES Board from 2001-2011. He currently serves as the Director of the Texas & Southwestern Cattle Raisers Association and is the Director of St. Peter-St. Joseph’s Children’s Home (former Board Chair 2006-08, 2016-18). Other prior association involvement includes Vestry of St. Luke’s Episcopal Church, Director of the Christian Assistance Ministry, Director of San Antonio Zoo, and Director of Catholic Charities. Claude owns and manages a ranch in Victoria County.

Lee McKenna (2026), Treasurer

Lee is a current SLES Parent ‘28 and serves as the SLES Board of Trustees Finance Chair. He serves as Senior Vice President at Stream Realty, leading the firm’s San Antonio healthcare team. Lee’s primary responsibilities include project leasing, development, investment sales, and tenant representation. He brings with him over 12 years of healthcare industry experience with various roles in operations, finance, and strategy. Lee began his career in the United States Air Force as a healthcare administrator in the Medical Service Corps. After graduating from the United States Air Force Academy, Lee was stationed at Lackland Air Force Base where he served in various roles at Wilford Hall Medical Center. He was deployed to the Air Force Theater Hospital in Balad, Iraq in support of Operation Iraqi Freedom in late 2008/early 2009. He then moved to Chapel Hill, NC to complete a Master's Degree at the University of North Carolina at Chapel Hill. He finished his military career at the US Air Force Academy in Colorado Springs, CO where he was the Chief Financial Officer for the Academy’s Ambulatory Surgery Center and Clinic. Lee was honorably discharged in August 2014 at the rank of Captain. Lee and his wife Rebecca are proud parents of three children. Lee has served on multiple non-profit, service-related boards including the Rotary Club of San Antonio (Treasurer), Project MEND (Board Chair), “commissioner” for the Alamo Heights Flag Football League, and is on the Hill Country Advisory Board for Texas Regional Bank. 

James Morin (2026)

James Morin is the co-founder of Compliance 401K, a retirement plan firm, and serves as the Chief Executive Officer & Managing Partner. His responsibilities are to oversee all day-to-day operations of the company, as well as strategic planning, development, and customer service. Before Compliance 401K, James was CEO of CMS Primary Home Care Inc. As a long-term finance professional, he served as Senior Vice President at Lone Star National Bank in McAllen. While at JPMorgan Chase, he served as a Portfolio Manager, where he effectively managed client portfolios. Mr. Morin graduated from the University of Texas, Austin. He currently resides in Alamo Heights, Texas, with his wife and two daughters, who attend SLES, and is a member of St. Luke’s Episcopal Church. He currently serves on the SLES Risk Management Committee.

Michael Mortensen ’80 (2025)

Michael is an SLES Alumni ’80 and a lifelong member of St. Luke’s Episcopal Church. He is a former vestry member and has served as a school trustee since 2022 in various roles including Executive Committee, Building and Grounds Committee, and the “HOST” Committee. Michael attended the University of Florida and holds an Associate’s Degree in Architecture from San Antonio College. He is a Regional Sales Manager for Arto, an American Manufacturer of handmade concrete and ceramic products, made in Los Angeles. 

Lisa Petrosky (2025)

Lisa Petrosky has lived in San Antonio since 1969 and has been a member of St. Luke’s Episcopal Church since the late 1980’s. She served on the Vestry from 1993 to 1996 and is currently serving a second term as a Vestry member and the church-school liaison. A graduate of Incarnate Word College and a registered interior designer, Lisa owns HSI Design Group, a hospitality design and procurement firm based in San Antonio. Working with her at HSI is her husband, architect Charles John, who served as Senior Warden on the Vestry, and also served on the Finance Committee and the joint Building and Grounds Committee for the church and school.

Courtney Smith (2024)

Courtney was born and raised in San Antonio, where she attended St. Luke’s Episcopal School (’99) and later Alamo Heights High School. After high school, Courtney attended The University of Texas at Austin, where she earned a B.A. in Art History. Courtney taught art at St. Luke’s from 2010-2016, before “retiring” to have her first child. Courtney is married to Tobin Smith, an architect, and together they have two sons, Ramsey (’31) and Calder (’32), who are both enrolled at St. Luke’s. Courtney loves to stay connected and involved at the school and has enjoyed serving as a room parent and former Kaleidoscope Co-Chair. Currently, Courtney is chairing the Development and “HOST” Committees. She and Tobin are members of St. Luke’s Episcopal Church, where they were married and baptized their sons. Courtney has been involved with Girls Inc. of San Antonio, the Southwest School of Art, the San Antonio Botanical Gardens and Blue Star Contemporary Arts Center. She is an avid cook who maintains a food blog and teaches culinary demos. She loves to spend time with her family and friends around the dining table! When she isn’t cooking or chasing her boys, she enjoys travel, exercise, art, and music. 

Elizabeth Stephens (2026)

Elizabeth Stephens is a lifelong San Antonian, Saint Luke’s Alumni (’95), former youth minister and current member at St. Luke’s Episcopal Church and, most importantly, wife to Scott and parents to Lucy (’28), Ada (‘31) and Briggs (’32). She graduated with a degree in Human and Organizational Development from Vanderbilt University and currently works for Brand Builders Group out of Nashville, where she works with CEOs, entrepreneurs, speakers, and authors to build and monetize their personal brands. She has served on The Children’s Bereavement Center Friends Board, Blood and Tissue Bank Board, DoSeum development, and the Gus Owen Stephens Foundation.

Mark Tittel (2026)

Mark grew up in Houston and has lived in San Antonio since 2009. He received his B.A. from the University of California (Berkeley) and his J.D. from the University of Texas. He has worked as an attorney for various state government agencies, including the Texas Workforce Commission and the Railroad Commission. He is married to Debra Ochoa, a professor of Spanish at Trinity University. Mark and Debra have been members of the St. Luke’s Episcopal Church since 2014, and have two sons, Sebastian (’25) & Gabriel (’27), who attend SLES.

Barrett Tuttle (2026)

Barrett W. Tuttle grew up in suburban Philadelphia, graduating from Germantown Academy (“GA”) in Ft. Washington, Pennsylvania in 2001. Barrett attended Emory University in Atlanta where he studied finance, economics, and business, graduating in 2005 with a BBA. Upon graduation, Barrett gained extensive experience in mergers & acquisitions as an investment banking analyst and as a private equity investment associate managing roles for his firm’s portfolio of mid-market operating businesses. Currently, Barrett leads a private investment firm that focuses on developing and acquiring real-estate based businesses. Barrett is married to Courtney Collins and together they are proud parents to 3 children, one of which is a SLES student (’30). Barrett served on the Zoo Ball committee in 2017, is a member of the finance and marketing committees for St. Luke’s Episcopal School, and is an advisory board member of Vantage Bank Texas.