The Team

Alan Silverman

Alan Silverman is one of the most respected mastering engineers in the record industry. To date, he has mastered close to 10,000 tracks and garnered credits on 80+ Grammy-nominated and winning records. His work spans all genres of music from dancehall to symphony hall. Known for his dedication to excellence in recorded music, he has earned career-long trust from many of the world’s most accomplished musicians.

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Eleni Maltas (Mastering)

Eleni joined Aerial Sound after graduating from NYU’s Dept. of  Music and Performing Arts Professions, where she received her master’s degree in Music Technology.  She has mastered records by rock guitar legend Stephen Stills, folk icon Judy Collins, hip-hop artist NFROMTHEWAVE, DProsper, R&B vocalist Lee Taylor, and internationally recognized Electro-Acoustic composer Laurent Salzard, all of which underscores her range and ability to meet the demands of world-class artists.  Eleni combines her background in piano, vocal performance, and composition, with music technology to enhance her skills in mastering and audio engineering. She also works in live sound-design. (David Byrne Master Class, At Home In The World by the Ashinaga Foundation, Life Of The party – O’Keefe and Benjamin)

“I’m amazed that even though I listen to music constantly, it continues to surprise and fulfill me. I am fascinated by what makes the quality and energy of a final recording special, so I’ve dedicated my studies and career to that.” Eleni


Vitor Hirtsch (Mastering)

Since arriving in New York from Brazil in 2009, Vitor has been busy in audio production, recording, mixing, mastering and videography. He was the lead mixer of Live Mix at WERS 88.9 FM Boston, where he worked with diverse artists including James Iha, Tegan and Sara, First Aid Kit, Delta Rae, Ra Ra Riot, Milo Greene, Dawes, and many more. After receiving his master’s in Music Technology from NYU, Vitor joined the team at Aerial Sound. As a musician himself, he brings a very personal artistry and aesthetic to mastering. Besides working at Aerial Sound, he teaches audio production and works as a freelance recording and mixing engineer in NYC and abroad.


“Spending quality time with music and giving it your full attention is the only way to truly listen.  I feel lucky to work in an environment like Aerial Sound where listening is deeply valued and being diligent is the norm.” Vitor

Mike Tierney (Mixing)

Mike Tierney is a Grammy-nominated mixer and producer based in Brooklyn. With his broad background in jazz, composition, arranging, and music technology, he naturally bridges the gap between the art and technology of music, helping creators achieve their sonic goals on their terms. Mike’s work has spanned genres including jazz, folk, contemporary classical, indie rock, and everything in between. His list of client credits includes world-class greats Medeski, Martin & Wood, Pharaoh Sanders, Stanley Jordan, Judy Collins, Nobel Prize winner Julia Wolfe, Nels Cline, Alarm Will Sound and many more. Mike is also an accomplished bassist and multi-instrumentalist, and holds a master’s degree in Music Technology from NYU.

“Working with other musicians every day inspires me.  It’s a privilege and an honor to help artists realize their dreams and to reach listeners around the world.”  Mike

Grace Sandford (Assistant Mastering Engineer)

Grace Sandford is an electronic music producer, DJ, and mastering engineer. She earned her BFA from the Clive Davis Institute of Recorded Music in the Tisch School of the Arts at NYU, where she studied audio engineering, music business, and music journalism. She’s worked in many facets of the music industry, including publishing, artist management, music journalism, PR, and in the live music industry at Webster Hall and The Windish Agency. Grace’s musicality and eclectic taste are a product of her diverse training—as a dancer, percussionist, and singer. This range of skills, together with her passion for club culture, dance and electronic music have helped to foster her sensibilities as a mastering engineer.