Grammy Award-Winning, Multi-Platinum Selling (John Legend, Jhené Aiko, Amber Mark, Tinashe, Kito, ZAYN, Blackbear, 24hrs, NVDES, FLETCHER, Hatsune Miku, Johan Lenox, Sofi De La Torre etc.)
Hey there! I'm based in Los Angeles and ready to help you finishing up your project to a release-ready master!
I specialize in mastering. I have a unique, modern approach and a great ear for sonics that will assure each track stands out.
My studio is designed and built specifically from the ground up as a mastering studio.
With a hybrid setup based on high-end analog and digital gear, I'm able to get the best of both analog and digital worlds adding that little extra everyone's looking for.
Projects are negotiable, so feel free to reach out as much as you need to. It's key for me to help my clients to accomplish their vision and get a high quality product.
Apple Digital Masters (MFiT) Certified - The studio has been approved by Apple to provide hi-res audio files that meet its Mastered For iTunes specifications (MFiT).
My Services:
- Analog Stereo Mastering $100
- Analog Stem Mastering (8 stems) $150
- Analog Summix (combines the precision of stem mastering with the depth of mixing, 16 stems $300
- Mixing (incl. Analog Stereo Mastering) at $450
I'd love to hear about your project. Click the 'Contact' button above to get in touch.
Credits
Discogs verified credits for Jonas W. Karlsson- Various
- Tuuli (5)
- Hans On The Bass
- Hans On The Bass
- Elokuu
- Various
- Elokuu
- Juno (12)
- Ricky-Tick Big Band & Julkinen Sana
- Heikki Kuula Feat. Pää Kii & Paperi-T
- Teflon Brothers
- Anna Abreu
- Kasmir
- Kasmir
- Isac Elliot
- Kasmir
- Kasmir Feat. Saara (8)
- Sofi De La Torre
- Sofi De La Torre
- Robin (56)
- Juulia (2)
- Mariska
- Anna Abreu
- Madeline Juno
- Kasmir
- Benjamin (44)
- Kasmir
- Kasmir Feat. Sini Yasemin
- Kasmir
- Kasmir
- John Legend
- John Legend
- Ricky-Tick Big Band & Julkinen Sana
- Nopsajalka
- Damp Cookie
- Tuuli (5)
- Jesse P Åck Redrama
- Elokuu
- Elokuu
- Jesse P
- Juno (12)
- Redrama
- Teflon Brothers
- Heikki Kuula
- JAG (9)
- Kasmir
- Kasmir
- Kasmir
- Juulia (2)
- Anna Abreu
- Kasmir
- Kasmir
- Kasmir
- Kasmir
- Rahel (7)
- Merilin Mälk
- Rahel (7)
- Vesala
- Nopsajalka
- Damp Cookie
- Salomo (3)
- Discobonus, Eddy Huntington
- Various
- Various
- Tuuli (5)
- Various
- Jesse P Åck Redrama
- Elokuu
- Various
- Elokuu
- Various
- Various
- Jesse P
- Juno (12)
- Ricky-Tick Big Band & Julkinen Sana
- Heikki Kuula Feat. Pää Kii & Paperi-T
- Anna Abreu
- JAG (9)
- Nikolai Alho
- Various
- Various
- Smurffit*
- Mustat Silmät
- Anna Abreu
- Robin (56)
- Kasmir
- Kasmir
- Various
- Isac Elliot
- Kasmir
- Kasmir
- Kasmir
- Various
- Kasmir
- Kasmir Feat. Saara (8)
- Traum:A Feat. Jak Polo
- Robin (56)
- Kauniit & Uhkarohkeat
- Juulia (2)
- Kauniit & Uhkarohkeat
- Robin (56) Feat. Sanni
- Jake Miller (3)
- Mariska
- Anna Abreu
- Madeline Juno
- Kasmir
- Benjamin (44)
- Anna Abreu
- Kasmir
- The Rasmus
- Kasmir Feat. Sini Yasemin
- Isac Elliot
- Kasmir
- Ida Paul & Kalle Lindroth
- Kasmir
- Danny (13)
- John Legend
- John Legend
- 5miinust, Puuluup
- Merilin Mälk
- Merilin Mälk
- André Nowak
- Saya Noé
321 Reviews - 80 Repeat Clients
Endorse Jonas W. K.
check_circleVerifiedHappy to have found Jonas. He delievers quality work in very less time. My go to mastering engineer!
check_circleVerifiedWorking with Jonas has been nothing short of incredible. His communication is always clear, timely, and professional—which makes the entire process smooth and stress-free. Every time he delivers, the quality blows me away. You can tell he puts real care and attention into every detail. If you're looking for someone who consistently brings excellence to the table, Jonas is your guy. Highly recommend!
check_circleVerifiedJonas always provides quality services!
check_circleVerifiedJonas' master gave my record an incredible depth and sound. He took it to a whole new level.
check_circleVerifiedFabulous as always!
check_circleVerifiedOne who listens.
check_circleVerifiedJonas was very fast and enjoyable to work with! Highly recommend
check_circleVerifiedKilling it like always !
check_circleVerifiedJonas is one of the best engineers I have had the pleasure of working with, his contribution was incredible and I'm really happy with how the project finished up! Highly recommend!
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Great job!!!
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Great like always !
check_circleVerifiedJonas is extremely skilled and he brought my mixes to a whole other level. Would highly recommend him to master your next song!
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Another amazing master by Jonas. Can't wait to work together on the next track!
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Jonas is very professional and talented! Communication was quick and easy, and delivered excellent quality work. Looking forward to working with him for future releases!
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Killed it as usual !
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Jonas is always amazing to work with. He has a unique approach to mastering, and that always makes the music better.
check_circleVerifiedAll the things you would expect from a pro. Excellent work in a timely fashion.
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Jonas is always great flexible and easy to work with, he consistently delivers perfect results, bringing out the best in every track. Highly recommend!
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Love Jonas's work !
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It was an absolute pleasure to work with Jonas as always! Extremely fast turnaround and responsive communication, while delivering a master with such depth and quality.
Interview with Jonas W. K.
Q: Tell us about your studio setup.
A: Amphion Two18, BaseTwo25, Hegel H30 Power Amps, Prism Sound Dream AD-2, Bricasti Design MC1, Lynx Aurora (n) 16+16, Chord Electronics Hugo TT2, iFi Pro iDSD, SPL Passeq, Chandler Curve Bender, HendyAmps Michelangelo, Maselec MDS-2, SSL The Bus+. With a hybrid setup based on high-end analog and digital gear, I'm able to get the best of both analog and digital worlds
Q: How would you describe your style?
A: Modern
Q: Describe the most common type of work you do for your clients.
A: Mastering
Q: What do you like most about your job?
A: I get to meet amazing new people everyday.
Q: Can you share one music production tip?
A: Less is more.
Q: What other musicians or music production professionals inspire you?
A: Everyone inspires me in some way.
I was the mastering engineer in this production
- Mastering EngineerAverage price - $100 per song
- Mixing EngineerAverage price - $300 per song
- Dolby Atmos & Immersive AudioContact for pricing
- Rihanna
- John Legend
- Justin Bieber
- Amphion Two18
- BaseTwo25
- Prism Sound Dream AD-2
- dCS Lina Headphone Amplifier
- SPL Passeq
- SPL PQ
- Maselec MDS-2
Discounts for batch or album mastering
