Sefi Carmel is an Award Winning Producer, Dolby Atmos Mixer and Mastering Engineer

Collection 1.2

He Has:

Over 150,000,000 Streams

20 Years of Experience

State of the Art DOLBY ATMOS London Studio with Analog X Digital Workflow

Mixed and Mastered Artists such as:

David Bowie, Phil Collins, BB King, Massive Attack & Bruno Mars

Collection 2

⭐️⭐️⭐️⭐️⭐️ |Sefi always delivers. I had to work on a TV series with a quick deadline (24 hours turnaround) to send in a completed/mixed/mastered song and Sefi came through with an astounding mix! Always a pleasure – Lightchild

⭐️⭐️⭐️⭐️⭐️ |It has been a pleasure to work closely with Sefi. He is a highly skilled and experienced professional, who goes the extra mile to ensure your song will sound its best! I am looking forward to working with him in many future projects! – Federico

⭐️⭐️⭐️⭐️⭐️ | Sefi did an absolutely amazing job mixing and mastering my song. I am so happy with the final product and would definitely recommend Sefi for any musician out there looking for mixing and/or mastering. – Niels

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | A perfect, super great mixmaster engineer. Things that wouldn’t be possible if it wasn’t for Sefi! I will continue to work with sefi. Thank you always 🙂 – Yoonsungwon

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | A true gentelman and connoisseur of music who was patient and very observant with all that was asked and took a project very dear to me to another level sonically . I will definitely be using him on many more projects to come. Thank you sir. – Sonarus

⭐️⭐️⭐️⭐️⭐️ |Sefi has been extremely helpful and patient throughout every single step of this process. I highly recommend Sefi for all your music making needs! – Michael M

⭐️⭐️⭐️⭐️⭐️ |Sefi has been extremely helpful and patient throughout every single step of this process. I highly recommend Sefi for all your music making needs! – Joseph R

⭐️⭐️⭐️⭐️⭐️ | Sefi was easy to work with and produced a high quality mix and master for my singer/songwriter holiday track. I’m really happy that I had the chance to work with Sefi and recommend him to anyone looking for a professional level mix and master! – Elliot B

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | Mr. Sefi is a true professional patient, kind, understanding and determined to get your song to sound exactly how you want it! It was truly a wonderful experience! I would highly recommend him and look forward to working with him again in the future! – Tevin F

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | Sefi did a wonderful job mixing and mastering my song! I highly recommend and will have him mix again. – Scott P

⭐️⭐️⭐️⭐️⭐️ |Countless revisions and quick replies. One of the best. – Jared D

⭐️⭐️⭐️⭐️⭐️ |Outstanding work done by Sefi. Fantastic mixing and mastering done by a very experienced professional. – Joshua S

⭐️⭐️⭐️⭐️⭐️ | I feel totally safe with Sefi, and he seems to understand and treat my music in an intuitive way, which is exactly what you are looking for as a song-writer or producer. In both projects we have done (moving on to the third one now) I feel that Sefi hears my music in the same way that I do, and treat it with the same amount of care as I do myself. The mixes sound fantastic and communication is always inspiring and fun. – Christoffer N

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | It was a pleasure to work with Sefi. He displayed the highest level of professionalism, with swift and constant communication and a constant willingness to amend the track whenever I had new ideas/suggestions. – Ony A

⭐️ ⭐️ ⭐️ ⭐️ ⭐️ | Sefi is the man. He takes your vision and makes it a reality. He is patient and very talented. Definitely recommend him for all of your projects! – Dante XCII

or email



14 day turnaround from asset submission


Unlimited Revisions


Master WAV + MP3 File along with Instrumental and group STEMs if requested

How should I send my files

Send over 44.1Khz 24bit WAV files with both Dry and Wet versions of tracks if applicable

Editing, Time Aligning and Vocal Tuning

Editing, Time aligning, Vocal Tuning and Drum Enhancement are all included


Full payment required on project activation

Can I attend the mix session

All Production, Mixing and Mastering is done remotely. With hundreds of happy, satisfied clients, we pride ourselves on delivering the smoothest possible experience! 

© 2018 Soundtrack Creation Ltd.