Angelika Machnik-Jones - cello, chamber music,

musicianship program, Founder and Director of OCM

Dr. Marat Gabdullin - violin

Royce McLarry - violin, viola

Dr. Shaohong (Betty) Yuan - violin, viola

Angelica Pereira - violin

Elizabeth Venegas - violin

Martyna Kolano - cello

Dr. Christine Craddock - double bass

Ruirui Ouyang Johnson - piano, staff accompanist

Dr. Gloria Tham-Haines - piano, staff accompanist






Honored for her “excellent musical instincts”, “great emotion, sensitivity, temperament” and “wonderfully committed playing”, Polish cellist Angelika Machnik – Jones has performed extensively as a recitalist, soloist and chamber musician throughout Poland, Germany and United States. As a soloist, she has performed with Delta Symphony Orchestra, Eastern Music Festival Symphony Orchestra, Oklahoma City University Symphony Orchestra, Oklahoma Community Orchestra, University of Oklahoma Civic Orchestra, University of Oklahoma Symphony Orchestra, Fort Smith Symphony and Fort Hays Symphony Orchestra. She has appeared in several music festivals including Lancut International Music Festival, National Orchestral Institute, Eastern Music Festival, Texas Music Festival and Mimir Chamber Music Festival. Mrs. Machnik-Jones performed on OETA - a local Oklahoma PBS television station and recently her performance was featured in the FOX 25 News. She was also featured in Daily Oklahoman, Greensboro News, Jonesboro Sun and the City Wire in Fort Smith.

 Angelika won several prizes both in Poland and United States. In Poland, she received the Fourth Prize in Bacewicz International Chamber Music Competition, playing with Pratum Trio. Since moving to United States, she received the First Prize in Delta Symphony Concerto Competition, Third Prize in Gordon Parks Concerto Competition. She was a winner of Eastern Music Festival Concerto Competition and Oklahoma City University Concerto Competition.  Angelika also received Second Prize in Crescendo Music Awards and the First Prize in Oklahoma Community Orchestra Concerto Competition. While in Dallas, she was the First Prize winner in Hubbard Solo and Chamber Music Competition.

Mrs. Machnik – Jones has studied with Jadwiga Ewald, Jerzy Wujtewicz, Tomasz Zieba, Andres Diaz, Christopher Adkins and Jonathan Ruck. She has played in masterclasses for Mischa Maisky, Ko Iwasaki, Robert deMaine, Eric Kim,Matt Haimovitz, Tokyo String Quartet, Miro String Quartet and Avalon String Quartet. She holds music degrees from Oklahoma City University and Southern Methodist University.

Mrs. Machnik – Jones currently resides in Oklahoma City with her husband Dustin Jones. She plays with Oklahoma City Philharmonic, Fort Smith Symphony, Lawton Philharmonic and is working on her Doctorate of Musical Arts Degree at the University of Oklahoma. Mrs. Machnik-Jones is also the founder and director of Oklahoma Conservatory of Music, an Oklahoma City based school for classical music instruction. She is a passionate and committed pedagogue. Her students are winners of different local competitions, including the Oklahoma City Orchestra League Keith Competition, Ladies Music Club Competition and Oklahoma Music Teachers Association String Competition. Angelika's students have also received top spots with Oklahoma All State Orchestra and have gone to study music at different universities across the state and the country.

For more information about Angelika Machnik-Jones, visit www.angelikacello.com



Dr. Marat Gabdullin

Marat Gabdullin, native of Russia, began studying violin at the age of five. At age seven he was the soloist in a performance of the Vivaldi Violin Concerto in A minor with the Ufa Chamber Orchestra in Russia. After studying at the Specialized Music Schools of Ufa and Kazan, Dr. Gabdullin graduated with a Bachelor's degree from the Ufa State Academy of Art in 2006 (Russia). In 2007, Dr. Gabdullin moved to the US, where he received a Master's Degree from the Oklahoma City University in 2009. In 2010 Dr. Gabdullin was awarded a Mark Allen Everett Fellowship to pursue a Doctoral degree at the University of Oklahoma from which he graduated in 2015.

            Dr. Gabdullin is an Associate Concertmaster for the Oklahoma City Philharmonic and a First violin of the Oklahoma Strings and Mid-American string quartets. His other engagements include Norman Philharmonic and Lawton Philharmonic orchestras. In addition, Dr. Gabdullin has performed for such Broadway musicals/shows as "The Addams Family", "Mannheim Steamroller", "The Phantom of the Opera", "Stevie Wonder's Key of Life Tour", "The Book of Mormon" etc.

            Dr. Gabdullin has won prizes at numerous international competitions. In the US, Marat Gabdullin won the ESO Mendelssohn Concerto Competition (2009), OCC Concerto Competition (2009) and OU Concerto Competition (2010). Among the other awards he has garnered is prestigious “Russian Performing Award” (Moscow). Recently Dr. Gabdullin received a Gold Remi Award at the WorldFest International Film & Video Festival for his music video "The Ocean".

            As a soloist, Dr. Gabdullin appeared with the Norman Philharmonic, Enid Symphony Orchestra, the Oklahoma City Community Orchestra, National Symphony Orchestra of the republic of Bashkortostan (Russia), the Ufa Theatre of Opera and Ballet Orchestra (Russia), the Symphonic Orchestra of Volgograd (Russia), the Kazan chamber Orchestra “La Primavera” (Russia), and the Ufa Youth Chamber Orchestra “Evo Moderno” (Russia).

            Dr.. Gabdullin has been teaching violin for over 15 years. His teaching experience includes positions at the Ufa Special Music School and the Academy of Art in Russia, and a conductor/music director of the Ufa Youth Chamber Orchestra “Evo Moderno” in 2005 – 2007 (Russia).

In the US, Dr. Gabdullin taught violin for the OU Sooner Strings Program and is currently teaching at the Oklahoma Conservatory of Music.

royce mclarry.jpg

royce mclarry

Royce McLarry began studying violin at the age of four with his father Lacy McLarry. He made his solo debut with the Oklahoma City Symphony Orchestra at the age of twelve. At age sixteen he was finalist in the International Mozart Festival Competition (Pueblo, Colorado).

McLarry received his Bachelor of Music Degree from Oklahoma City University.  As a graduate student at the University of Wisconsin-Madison, he studied viola with the renowned Richard Blum of the Pro Arte String Quartet.  While there he served as violist of the Strelow String Quartet, and performed with the Madison Symphony Orchestra.  He has also served as Assistant Principal Violist of the Northwood Orchestra in Michigan.

He has served on the faculties of the University of Oklahoma, Brevard Music Center, Oklahoma Baptist University, and Oklahoma Christian University.

Presently McLarry is Principal Violist of the Oklahoma City Philharmonic Orchestra, the Norman Philharmonic, the Lawton Philharmonic Orchestra, and plays regularly with the Tulsa Symphony Orchestra. As a chamber musician, soloist, and member of the New Lyric Quartet, McLarry performs throughout the region. Recent performances include Music from Greer, Brightmusic Chamber Ensemble of OKC, and as featured soloist in Harold in Italy by Berlioz, with the Oklahoma City Philharmonic Orchestra.

Dr.Shaohong yuan

Betty Yuan is a Chinese violist, currently performing with Oklahoma City Philharmonic. She is a doctoral candidate at University of Oklahoma, studying with Dr. Mark Neumann, and a member of the Crouse String Quartet. In the summer 2016, together with the Crouse Quartet, she performed concerts in Arezzo, Italy.

Betty has previously performed with the Central Opera Theatre Symphony Orchestra and the Shenzhen Symphony Orchestra. She has performed on masterclasses for Tokyo String Quartet, Chiara String Quartet, Avalon String Quartet and Miro String Quartet. Betty holds her Bachelor's Degree in Viola Performance from Remnin University of China, and her Master's Degree in Viola Performance from University of Oklahoma. She is an active performer with many local ensembles. She is a passionate chamber musician and a teacher.


angelica pereira

Bachelors in Music Performance (2012) and Music Education (2017) Oklahoma City University, Masters of Music Performance (2014) Oklahoma City University.

Colombian violinist Angelica Pereira began her musical studies at the age of 4. She traveled to the United States under full scholarship to study at Oklahoma City University in 2008, graduating from both her Bachelors and Masters degrees with honors. Ms. Pereira is the only Hispanic and youngest member of the Oklahoma City Philharmonic since 2009. Additionally, she performs with local symphony orchestras such as the Norman Philharmonic and Lawton Philharmonic, as well as the Oklahoma Virtuosi chamber orchestra.  Ms. Pereira is faculty of the after-school music program El Sistema Oklahoma since 2013. She also holds a violin private studio and has recently joined the faculty string quartet at Oklahoma City University. Ms. Pereira has been awarded with various honors such as the Oklahoma NextGen Under 30 (2017), Most Outstanding Music Artist by the Hispanic Arts Council of Oklahoma (2016), Who’s Who Among Students in American Universities, and has been the winner of music competitions such as the Oklahoma Community Orchestra Young Artist Concerto Competition (2012) and the Ladies Music Club of Oklahoma City Competition (2009 and 2010). In the summer of 2010 she took over as concertmaster and was awarded “Outstanding Orchestra Member” at Opera in the Ozarks in Eureka Springs, AR. Ms. Pereira was a member of YOA (Youth Orchestra of the Americas) under the artistic council of Placido Domingo, Gustavo Dudamel, James Ehnes among others. With this orchestra Ms. Pereira performed in Mexico, China (2011-2012) and all countries in Central America, where she was Principal Second Violin (2013), recording a 2015 Grammy winner album with pianist Gabriela Montero.

elizabeth venegas

Elizabeth is a native Oklahoman, who began studying violin at the age of four. In 6th grade, she was the Overall Winner of the Keith String Competition, and in high school she was the Violin Division Winner of the Buttram competition in 2005 and 2007. She received her Bachelors of Science in Music Performance from Southern Nazarene University in Bethany, Oklahoma, studying principally with Densi Rushing. Mrs. Venegas’ awards include a full ride scholarship, the Edwards Family Music Scholarship, the Roger & Ann Strong String Endowment, and the Robert Hale String Emphasis Endowment, graduating Magna Cum Laude. She completed her Masters in Music Performance from Oklahoma City University, studying principally with John Arnold, and Dr. Sophia Ro. She was awarded through audition the second violin position of the resident graduate string quartet – Rigel String Quartet, receiving a full tuition scholarship, and graduated with honors. Artists and teachers that she has performed for include Midori, Rachael Barton Pine, Mimi Zweig, Daniel Asia, Sonja Foster, and more.

Elizabeth specializes in being an ensemble instrumentalist. As a creative violinist she has performed as a part of many different ensembles of various genres, churches, recording studios, movie soundtracks, and more. She has also been sought after by many composers and composition students for premieres and recordings of new music. Currently she is a section  violinist for the Tulsa Symphony, Lawton Philharmonic, Fort Smith Symphony, and the Arkansas Symphony Orchestra.


Martyna kolano

Martyna Kolano (born in 1992 in Sanok, Poland) began her music education at the age of 10 in Wanda Kossakowska School of Music in her hometown. In 2011 she started her Bachelor’s degree in the Karol Szymanowski Academy of Music in Katowice, Poland, in the cello studio of professor Paweł Głombik and his assistants Adam Krzeszowiec and Natalia Kurzac-Kotula. She continued her education there and graduated in 2016, getting her Master’s degree in cello performance. Interested mostly in orchestra and chamber music, she has participated in many projects such as International Cello Academy, International Festival of Academic Symphony Orchestras, Student Art Festival, Brand New Music Festival, Archetti Chamber Orchestra, Oklahoma Haydn Festival, and Oklahoma Composer’s Orchestra. She had an opportunity to work with many great conductors and cellists such as Jeffrey Grogan (with whom she played as a soloist with OKCU Symphony Orchestra after winning the Wanda L. Bass School of music Concerto Competition in 2017), Alexander Liebreich, Larry Livingston, Jelena Očić, Mats Lidström, Alexander Gebert and Polish Cello Quartet. In May 2018 she graduated with high honors from Oklahoma City University, getting another Master’s degree in cello performance. Currently she is a member of Oklahoma Virtuosi chamber orchestra and Cyan String Quartet. She plays as a section cellist of Fort Smith Symphony and collaborates with an avant-garde band The Allie Lauren Project. She is also a cello instructor at El Sistema Oklahoma and St. Paul’s Fine Arts Academy.  


Dr. Christine Craddock

Christine Craddock performs extensively on the double bass as a soloist and ensemble member, and has performed in ensembles and music festivals across the United States. She has also won fellowships to attend the Marrowstone Music Festival in Seattle (2012) and the Texas Music Festival in Houston (2013). Currently she plays with the Oklahoma City Philharmonic, Norman Philharmonic, Symphony of Northwest Arkansas, and the Midland-Odessa Symphony and Chorale, where she serves as Associate Principal bassist.

Christine has studied double bass with Jeff Bradetich, Diana Gannett, and Anthony Stoops, and holds performance degrees from the University of Michigan and the University of Oklahoma.  She has been the double bass instructor with the Sooner Strings Project in Norman since 2011, and in 2012, she held the position of interim double bass faculty at the University of Oklahoma.  In 2012, she also coached the OU double bass all-state workshop.  Since 2014, she has been assistant faculty member of the Oklahoma Bass Bash.


Ruirui Ouyang Johnson

Ruirui Ouyang Johnson is a native of Tianjin, China.  She received her undergraduate degree in piano performance at the Tianjin Conservatory of Music in 2002 under the supervision of Alexey Sokolov and Svetlana Sokolova.  For several years thereafter, she taught piano at the Tianjin Conservatory.  In 2008, she first came to Oklahoma City for advanced music studies, where she received her MM with honors in Piano Performance at Oklahoma City University in 2011 under the supervision of Dr. Sergio Monteiro.  After serving as a piano teacher in and around Macau, China for three years, Ruirui returned to the United States for her doctoral studies.  After a year of study with Dr. Kevin Chance at the University of Alabama, she transferred to the University of Oklahoma in the fall of 2015, where she is completing her work towards a D.M.A. in Piano Performance with Dr. Jeongwon Ham and Dr. Edward Gates.

Since returning to the United States in 2014, Ruirui has won six piano competitions: (a) the Donna Turner Smith Memorial Piano Competition at OU in March 2018; (b) the Piano Four Hands Artist Division of the 4th United States Virtuoso Artists International Piano Competition in February 2018; (c) the University of Oklahoma Concerto Competition in December 2015, which led to her performance of Rachmaninoff’s Second Piano Concerto, Movement I with the OU Symphony Orchestra on March 31, 2016; (d) the Alabama Music Teachers’ Association Concerto Competition and (e) the University of Alabama Concerto Competition, which competition victories jointly led to her performance of Tchaikovsky’s First Piano Concerto with the University of Alabama Symphony Orchestra in 2014; and (f) the Piano Solo Competition of the Alabama Music Teachers’ Association in April 2015, which led to a piano solo recital sponsored by the AMTA.  In 2017, she was selected to be a member of the Brightmusic Chamber Ensemble, Oklahoma City’s residential chamber music group, with which she has already performed both regular season and festival concerts.  In July 2017 she was the senior participant in Klavierfestival Lindlar 2017, an annual international piano festival held in Lindlar, Germany, where she gave recitals in Lindlar and Gummersbach, near Cologne, including the capstone appearance at the final concert of the Festival. 

Ruirui served as the pianist and assistant conductor of the University of Alabama Opera Theatre, as well as a vocal coach.  Her piano teaching in Macau, Tianjin and, Zhuhai, China led to several teaching awards, including the Liszt Memorial Prize for Excellence in Teaching at the Hong Kong International Piano Open Competition.  She has served as a vocal and instrumental accompanist in the United States and China; a piano competition judge in China and the United States; and a church pianist and organist at the First Christian Church in Stroud, Oklahoma.

Dr. gloria tham-haines

Dr. Gloria Tham-Haines is a Nationally Certified Teacher of Music and a member of the Music Teachers National Association. She has taught privately for 18 years and loves working with students of all ages and abilities.

Born in Kampar, Malaysia, Dr. Tham-Haines started piano lessons at age five. She completed the exam syllabus of the ABRSM up to Grade 8 and earned the Perfomer’s Certificate of Trinity College, London. In 1998, she moved to the USA to begin her tertiary studies. She holds piano performance degrees from Southwestern College, Winfield, KS and Wichita State University, KS. In August 2009, she graduated with a doctorate in piano performance from the University of Alabama, Tuscaloosa. Her research and performance interests are in Chinese piano music and Orientalism in Western piano literature.

Beginning in the fall of 2016, Dr. Tham-Haines will be an adjunct instructor at Oklahoma City Community College. Previously, she has taught at Cowley County Community College in Arkansas City, KS; Southwestern Christian University, Bethany, OK; and the University of Central Oklahoma. Besides piano courses, she has taught aural skills, music appreciation, world music, music theory, aural skills, and music ministry courses. Most recently, she was invited by the Walnut Valley Music Teachers Association to be the guest clinician and conductor for their piano ensemble festival in April 2016.

Besides teaching, she is also involved in music ministry, accompanying, performing, and adjudicating. She has been a church pianist since she was in grade school. She collaborates with the Mustang High School Choirs on a regular basis. She is also a part of the ergonomically-sized smaller piano keyboard international initiative. She is a private owner of a DS 5.5 Steinbuhler keyboard fitted in a Kawai grand. She has volunteered, performed and presented lectures in Thailand, China, Singapore, and Malaysia.

In addition to music, she is an active contra and ballroom dancer, enjoys photography, reading, and traveling. Dr. Tham-Haines is married to Patrick and has two children and a Siamese cat.