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Peter DelGrosso

Peter DelGrosso founded Metropolitan Horn Authority in the fall of 2017 and has been working as a horn player, educator, and composer/arranger in New York City since 2014. As a performer he has traveled through China as principal horn of The Philadelphia Festival Orchestra, to Switzerland as the horn player for the Talis Festival & Academy, and also to Sweden and Columbia. Most recently Peter was a guest artist and brass clinician for the Casalmaggiore International Music festival in Casalmaggiore, Italy. 
Back in the United States, Peter is an active member in orchestras throughout New York including The Chelsea Symphony, Manhattan Symphonie, and New York Wind Orchestra. He is currently the principal horn of the Yonkers Philharmonic in which he was a soloist in 2018.  He also performed Mozart’s Horn Concerto No. 4 with The Chelsea Symphony in 2019. 
Receiving a Bachelor of Music degree in Music Education from Virginia Commonwealth University, Peter  was awarded "Outstanding Achievement in Music Education." Peter also received a Master of Music in Classical Performance from the Aaron Copland School of Music. Peter's teachers include David Jolley, Patrick Smith, Greg Thomas, John D'earth, John Clark, and Chris Komer. 
Peter is an enthusiastic educator and is on faculty at the Long Island Conservatory. He is also the Creative Director of Mozart for Munchkins, an interactive concert series for children.


Blair Hamrick

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Blair Hamrick is passionate about horn performance and expanding its boundaries. She has performed and commissioned new solo works from composers Nirmali Fenn and Jason Mulligan, a trio from Samuel Beebe, and performed the late Donald Robb’s “Variations on a Chromatic Line” at a Composer Symposium in New Mexico.
As part of Metropolitan Horn Authority, Blair has recorded several albums, performs regularly with Mozart for Munchkins, and has performed at Rockwood Music Hall. She recently received a grant from the Meir Commissioning Fund to have a piece by Jessica Meyer written for the group. In addition to new music, Blair is a studio musician in NYC, recording for films, operas, and independent projects in addition to chamber and orchestral ensembles. Blair runs a private lesson studio, gives masterclasses, and gives consultations for composers writing for horn. Blair is currently working on her DMA at Stony Brook University.


Ser Konvalin


Ser Konvalin is most passionate about exploring distinctive, quirky pieces written for horn in a chamber, orchestral, and teaching setting. In 2020, they commissioned and performed the solo work Seeking Every Resolution by Nikea Randolph. In Fall of 2021 they will join the teaching staff at Manhattan School of Music Precollege. They currently play in The Orchestra Now program at Bard College, under the baton of Leon Botstein. They earned their Master of Music in Orchestral Performance in May of 2019 from the Manhattan School of Music where they studied with Michelle Baker. As a member of Metropolitan Horn Authority, they were added to the Chamber Music of America’s Ensemble Forward program to receive coaching and guidance from Jeff Scott.

In New York, they have played with such orchestras as the Montclair Orchestra and the Brooklyn Symphony. Ser was a recipient of the Clyde Miller Horn Solo Scholarship Competition. During their time with the Manhattan Five Wind Quintet Ser was a winner of the Lillian Fuchs Chamber Competition. They had the opportunity to perform the obbligato horn part to Mahler’s Symphony No. 5 with the MSM Chamber Sinfonia under George Manahan. In 2019 they played at the Round Top Festival Institute. Ser’s other interests include sewing, yoga, and drag performance. They have a cat named Punchy.


Kevin Newton


Kevin Newton is the newest member of the GRAMMY-nominated wind quintet, Imani Winds. A native of South Boston, Virginia, he is a horn player and educator based in Manhattan. His first music teacher, his mother, instilled in him a love of music-making’s collaborative spirit.
As a chamber musician, he has performed with Orchestra of St. Luke’s, Metropolitan Horn Authority, Roomful of Teeth, and Tredici Bacci, among other ensembles. He has appeared professionally on the stages of Carnegie Hall, the Kennedy Center, the DiMenna Center for Classical Music, and National Sawdust.
An advocate for new music, Mr. Newton collaborated with composer Erin Busch to premiere a solo work as a part of the Contemporary Performance Institute at the Composers Conference in 2020. He is involved with several commissions set to premiere in the 2021–22 season. Mr. Newton formerly served as principal horn of the Waynesboro Symphony and, as an orchestral soloist, he has performed works by Gordon Jacob, Wolfgang Amadeus Mozart, and Franz Strauss.
Mr. Newton enjoys a busy recording schedule and has recently recorded with Tredici Bacci, Metropolitan Horn Authority, Tex Crick, and Sami Stevens, as well as for commercial projects. He is currently pursuing a Doctor of Musical Arts degree at Stony Brook University. He holds a Master of Music degree in orchestral performance from Manhattan School of Music and a Bachelor of Music degree from Virginia Commonwealth University. He is a regular participant at Yellow Barn in Vermont.
Mr. Newton joined the faculty of the Curtis Institute of Music in 2021. He is also on the horn faculty of Manhattan School of Music’s Precollege division and MSM Summer.