Season Production Team


Yvonne A.K. Johnson (Executive Artistic Director) is the founder and leader of Spokane Valley Summer Theatre, a professional not-for-profit company producing musical theatre and an educationally focused summer camp program for students grades 2-12.  Her talent and professional management base extends from artists performing on Broadway, the West End and regionally across the country. Johnson holds several advanced theatre degrees including a B.A. at Carthage College in Speech, Communications and Theatre, an M.A. in Contemporary Theatre Practice from the University of Essex in Colchester, England and an M.F.A. in Directing from Minnesota State University. From 1996 until 2001, Johnson served as the Artistic Director of Kassiopia Theatre Company in London, England. She then became Company Director and Producer of the national award-winning CLIMB Theatre, Inc. in Minnesota’s Twin Cities followed by Executive Artistic Director for the national award-winning Spokane Civic Theatre. Over the past 30 years, she has produced and directed over 250 productions for various schools, universities, community and professional theatres throughout the US and UK. Johnson has continually been an advocate for Theatre in Education throughout her career, previously founding two Academy programs for youth grades K–12 at Carroll College in Waukesha, Wisconsin and establishing the Spokane Civic Theatre Academy in Spokane, Washington in addition to SVST/SVPAC’s Conservatory. As an Executive Artistic Director, Johnson has a proven track record of producing high quality artistic productions with record breaking financial success. She has led several capital campaigns and her independent work in board development and strategic planning has had her traveling coast to coast working with various arts institutions.


Michael J. Muzatko (Resident Scenic Designer) received his Bachelors of Arts Degree from Gonzaga University in Music Education K-12 and Opera Performance. He holds teaching endorsements in the Arts, English Literature, Theatre, and a degree CTE Technical Theatre and Design from EWU. He has also served as choreographer and clinician for the arts throughout the Pacific Northwest, Canada and parts of Europe.After his first passion of teaching, Michael is a professional Actor, Dancer, Director, Choreographer, and Clinician throughout the Pacific Northwest, Canada and parts of Europe. He has worked with most of the arts organizations in the area including his appearances with CDA Summer Theatre, Ballet Spokane, Garden City Ballet, Connoisseur Concerts, Spokane Opera, the Spokane Symphony and Chorale, Spokane Civic Theatre, and the past four seasons of the professional summer theatre company, Spokane Valley Summer Theatre where he has been seen as Captain von Trapp in The Sound of Music, Harry Bright, Mamma Mia!, Mr. Bumble in Oliver!, Norman Petty in The Buddy Holly Story, Archibald Craven in The Secret Garden and this past summers critically acclaimed Into the Woods where he played the Baker. Michael has served as Board President for Ballet Spokane, The Spokane Chorale, The Washington Alliance for Theatre Educators and Spokane Civic Theatre. Mr. Muzatko has worked with the Disney “Imagineers” in developing their worldwide theme parks internship program. He was a finalist for the National Disney Excellence in Teaching award and the Central Valley School District Meritorious Service award. He is also the recipient of the Christa McAuliffe Excellence in Education award for the state of Washington and is proud to be the Theatre Director/Coordinator for nationally award winning Central Valley High School Theatre Department and Performing Arts Center. Mr. Muzatko is also the recipient of the 2018 CVSD Meritorious Service Award and the Robert and Margot Ogden lifetime achievement award for his dedication, passion, and continuous work to promote the arts and live theatre in our community.


Anne M. “Marnie” Rorholm (Director of Development) is a Gonzaga University MBA PhD (School of Leadership Studies, 2020), obtaining her undergraduate business degree at Santa Clara University. She is the inaugural winner of the Eva Lassman Memorial Grant for her Holocaust research, and serves on the Editorial Board for the Journal of Hate Studies. Dr. Rorholm is a published author and 2020 Greenleaf Scholar, researching the intersection of servant-leadership and her dissertation topic, interruptive symbology. Dr. Rorholm has worked in higher education and in municipal government, where she served in Business and Developer Services, and as the Director of the Mayor’s Office for the City of Spokane. She has been a long-time supporter of the performing arts in the Northwest region, including as a SAG-eligible actress herself, represented by Ryan Artists Inc. in Portland, Oregon. She is a military spouse and mother to two college-aged sons who study theatre arts at Marquette University and St. Mary's University of Minnesota. She looks forward to connecting the government and local business communities to the professional arts community, to create a vibrant live-theatre scene that contributes significantly to tourism and the local economy.


Linay Robison (Resident Costume Designer) is pleased to be returning as Costume  Designer for her 4th season with Spokane Valley Summer Theatre.  Linay began sewing and making costumes at a young age.   After a career in International Banking she returned to her first love of art and costume design.  Linay began helping with costumes for SVST shows with Always Patsy Cline and The Secret Garden, then added puppet creation to the costume design for Into the Woods and The Sound of Music. Loving what we do and having fun doing it makes it not seem like work at all.


Logan Tiedt (Senior Lighting Designer) is graduating from Southern Oregon University with a BFA in Lighting Design and BS in Music. In his fourth season with SVST, he designed both The Sound of Music and Mamma Mia!. Past credits include Elektra (SOU); Into the Woods (SVST); The Secret Garden (SVST). He has also designed for the Oregon Fringe Festival and the Oregon Center for the Arts at SOU (Music and Theatre Performances). 


Amanda Guarisco (Front of House Coordinator) Amanda is a recent graduate of Eastern Washington University. During her time at Eastern she earned a double major in Secondary English Education and Theatre. She  has also received her Career and Technical Education certification in Technical Theatre and Design. Amanda currently teaches at Central Valley High School as a Corp Substitute teacher and at University High School as the Theatre Director. Amanda has been involved in Spokane Valley Summer theatre since its inaugural year in 2016. She has worn many hats during her time with SVST. Amanda has been an actor, stage manager, worked in the box office, and has been a production coordinator. She is also very excited to continue her journey with SVST as a teen camp director. Amanda is eternally grateful for the opportunities SVST has provided and cannot wait to see what the future holds. Amanda’s recent credits include Mamma Mia! (SVST, actor), Sound of Music (SVST, actor), Always, Patsy Cline (SVST, stage manager), Heathers (EWU, actor), Wild Dust (EWU, actor), Bring it On! (SVST, actor).

Collin J. Pittmann (Production Coordinator) is a stage manager, director, actor, and student.
Currently, Collin is pursuing a double major in Theatre & Journalism at Texas Christian University. Collin is heavily involved in the university’s nationally ranked theatre department. His recent TCU
credits include Stage Manager of Children of Eden, The Melody Lingers On, The Pajama Game and Assistant Director of 42nd Street. An involved theatre artist and Spokane native, Collin spends his summers working with the award-winning Spokane Valley Summer Theatre (SVST). His recent credits at SVST include Production Stage Manager for The Sound of Music and Into The Woods. He also serves as SVST’s co-production coordinator and assists with the planning and management of the summer seasons. Collin is thrilled to continue his work with the SVST family and looks forward to a lifelong career in theatre!