Mixing & Mastering Engineers, Producers & Songwriters who worked with Betsy Soukup
I started my career in music as a violinist, as an audio engineer I bring the precision of a classical musician to your music. I understand the level of emotion and impact that you want to provide with your songs. I will preserve and enhance your performance.
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All is Lost
Louder than the noise.
Looking for dark, moody productions à la FKA Twigs, Lana & Sevdaliza? Need a mix? I'm your guy. I produce, mix, write toplines, lyrics, orchestral arrangements, so I can easily help create a whole record from the bottom up. Formerly signed to Sony ATV publishing, Atlantic & Universal Records. Former live Ableton playback tech for Mike Shinoda.
I'm your indie rock x everything guy! I've been playing guitar for 17 years and have extensive experience gigging, recording, and teaching. I can add guitar to your rock, hip-hop, pop, country, folk, singer-songwriter records or whatever genre you consider yourself to be. I can also write guitar loops for you.
Mix & Master passionate, music producer and DJ
My goal is to deliver a clean, clear sounding mix, host open communication, and to make sure my take on your music matches your vision. I also promise quick delivery times, and as much revision that is needed. I'd love to hear about your project! Click the 'Contact' button above to get in touch.
Audio post-production specialist with experience in dialogue editing and audio restoration, sound design, and mixing. Strong background in dubbing projects, including audio and subtitle QC, Audio Description mixing, and music editing for short-form content. I’ve worked on productions for Disney, NatGeo, Netflix, Sony, and more.
Credits include Summer Walker, Bryson Tiller, Kehlani, and Ricky Martin amongst many others. I’m a mixing & mastering engineer ranked in the top 1% on Muso.ai with over 400M+ streams in 2025 alone. Contributed to Summer Walker’s Finally Over It, which debuted #1 on Billboard, bringing a proven track record of delivering industry level projects.
Recent Successes
"I've worked with several mix engineers but Sefi really stands out from the crowd and... will make your music better too!"
"Eric truly is a master at what he does. I will never use anyone else again. If you want to sound your best, look no further and hire him. He is extremely professional, talented, and incredibly easy to work with. H..."
"Lonny is an amazing guitarist. His musical skills and passion brought my song to a whole different dimension. Working with Lonny was easy, he understood what I was looking for and nailed It !!!!!!!!!! Lonny will be do..."
"Music has to be mixed and mastered by a professional engineer. Sefi Carmel should be your engineer of choice, no matter what your genre is. He took extra good care of my song "When A Man Loves Another" Listen for y..."
"very hard working team, attention to detail, skills and passion, I ended up with a very nice song unique production as I wished - Geeva"
"Excellent - did as asked. Recommended"
"Thank you Denis.The tracks sound excellent.Looking forward to work on more projects."
"I'm very happy with the result of work of Eric Greedy, his mixing and mastering process gave life and strength to my music, at the same time sounding professional and nice. I recommend Eric without doubt! "
"Gave me a clean, powerful and professional mix/master in a short amount of time! Would definitely recommend Big Bass Studios to anyone looking for a quality mix or master. Thanks for the good work!"
"I was very fortunate to work with Andrew. We did a mixing shootout with many engineers, and his mix was one of the best among all the other mixes. He has a great sense of intuition and aesthetics, great feeling for so..."
"Thanks Edo! Working with you this 1st time is sure professional quality. I appreciate you for the Oomph to my tick. Im glad I can rely on your quality."
"Great experience. Mike took a complex song I gave him with some limited vocal performances on my part and made the song shine. He has a very good ear, a love for music, good beside manner and a very strong technical..."
