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Studio Design & Room Tuning

MixByStos

Every studio starts with its sound. We design, build, and tune professional recording environments, with custom audio desks, furniture, speaker stands, acoustic panels, and bass traps. Discuss your studio project.

Dark textured background behind Republic Records studio design projects
Universal Music Group logo

Republic Records NYC

Christos designed the acoustics for multiple rooms at Republic/UMG Studios in NYC, including a Dolby Atmos reference room, two mix rooms, and a multimedia presentation hall. Thousands of assets have since been mixed in these rooms and approved by UMG for release.

Republic Records logo

Republic Records LA

Republic UMG Dolby Atmos Room 
 

UMG LA Preston Prizzie had Their studio designed by Christos "mixbystos" Tsantilis
Mixing position in the Republic Records Los Angeles Dolby Atmos studio
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NBC logo for the Saturday Night Live mix room project
Saturday Night Live 50th anniversary season graphic

SNL Mixroom

Custom bass traps, RFZ panels and front/rear diffusion, plus a Linea Research ASC48 upgrade and full Dolby-system tuning, time and phase alignment. Measured EDT fell 58% at 50 Hz following the combined retrofit.

Read the measured SNL case study →

Acoustic treatment and seating in the Saturday Night Live mix room
Mixing console and monitors in the Saturday Night Live Dolby Atmos room
Main monitors and mixing console in the Saturday Night Live control room
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Steve Miller performing with an electric guitar

Steve Miller
Rock & Roll Hall of Fame 2016 Inductee Steve Miller's guitar acumen and songwriting skills have resulted in a plethora of timeless rock hits.

Christos designed the new mix and live rooms. Ken Capton (Solar2) built the acoustic treatments and finished the rooms. 
 

Portrait of mastering engineer Tatsuya Sato

Tatsuya Sato

Senior Mastering Engineer at The Mastering Palace
Clients include: Aleks Syntek, Tank and the Bangas, Nardo Wick, Juice WRLD, A$AP Rocky, Tyler, the Creator, and Danny Brown.

Christos provided consultation and tuned both the stereo and Dolby Atmos systems. Client feedback: 
Sounding unbelievably precise in here!  Insane!!!!! 

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Daniel Caesar singing into a microphone

Daniel Caesar

Christos designed the new vocal room. Ken Capton built the acoustic treatments and finished the room. 
 

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MixByStos

Preston "Prizzie" Reid

Christos designed the new mix room. Ken Capton built the acoustic treatments and finished the room. Watch Preston demonstrate the Waves Audio Silk Vocal plugin in the completed studio.

https://www.youtube.com/watch?v=xpc3Db6EIHg


 

Front view of Preston Reid’s mixing room with speakers, acoustic panels, and purple lighting
Engineer at the mixing desk in Preston Reid’s acoustically treated studio
Rear lounge area of Preston Reid’s studio with acoustic panels and red lighting
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BB4 Studios logo over a collage of recording studio interiors

BB4Studios

Acoustic design, consultation on audio and electrical systems, and project management from start to completion.

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Christos' testing room

StosLabs

StosLabs is my working studio and acoustic test lab. From August 6 to September 8, 2026, average midband T20 fell from 0.241 to 0.220 seconds and T30 from 0.234 to 0.215 seconds. Measurement conditions differed, so these are comparative observations, not isolated treatment effects.

Read the Phase 2 case study →

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Covenant house Hires Christos Tsantilis to design and build a music production room

Covenant House NYC

Christos designed the music production room from the ground up.

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MixByStos

Music Works Studios
Designed by Christos Tsantilis

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Just Blaze had his studio designed and tuned by Christos "Mixbystos" Tsantilis

Just Blaze's Studio

Christos designed a new  studio for Just Blaze.

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Qtip had his studio re-designed and tuned by Christos "Mixbystos" Tsantilis

Q-TIP Rebuild & Tuning

Christos’s work on Q-Tip’s studio includes acoustic redesign, remodeling, and system tuning, with a focus on a reliable environment for critical listening and music production.

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Super Engineer Duro had his studio designed and tuned by Christos "Mixbystos" Tsantilis

Ken Duro's Mix Room



Ken Duro's Mix Room was recently designed, built, and tuned by our team. Duro says that the clarity of his new room is unsurpassed.

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Grammy noted Alissia Benveniste had her studio designed and tuned by Christos "Mixbystos" Tsantilis

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​Alissia Benveniste's studio was designed and built to be portable. Yes, even the walls! After listening to her new room, she said, "The studio has a great feel, it's very inspiring being in such

a beautiful environment, and the sound is amazing."

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Check out this video of Alissia showing off her new studio:

https://youtu.be/9e6MnEJeYIQ

Alissia Benveniste's Project Studio

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Jason Sul Son had his studio designed and tuned by Christos "mixbystos" Tsantilis

Sul Ki Son

Christos Designed the new mix room. Ken Capton Built the acoustic treatments and finished the room. 

Sul's Quote:


 

Having mixed in a few of the studios that have been designed by Christos, I can confirm that the low end clarity in his designs is simply the best. Accurate consistency and repeatability is what any Engineer is looking for in a space. Christos is able to achieve that over and over again with proven methods perfected by years of on site research and development.

His experience designing rooms for some of the most sought after engineers and producers in the music business gives him this critical insight. It also helps tremendously that he himself is an accomplished Multi-Platinum Award and Grammy Nominated Engineer.

Unlike other studio designers, it’s not just about aesthetics. It's about everything as a whole from the structural integrity, electricity, acoustics, room aesthetics, speaker positioning and tuning, air conditioning noise, sound proofing, audio wires and ac power cabling.

He leaves no stone unturned or detail overlooked and that's what makes him the ultimate choice for your next project.

I would recommend Christos a million times over to anyone who is serious about getting their acoustics right! He’s simply the BEST.

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Chester Oszustowicz had his Staten island production room Tuned by Christos "mixbystos" Tsantilis

Chester Oszustowicz' Studio

Christos consulted on wiring and system upgrades and tuned the main monitors. Chester’s studio features three X.Stos Signature Series Equitech balanced power units and custom AC cords.

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DJ Skribbles  had Their studio designed by Christos "mixbystos" Tsantilis

DJ Skribble Project Studio

Christos designed the project studio from the ground up.

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Acoustic Studio FAQ Design by Christos 'Stos" Tsantilis

Studio Design & Acoustic Consulting FAQ (StosLabs.com)

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1. What types of spaces do you design?

From small project studios to large-format Dolby Atmos rooms, I design and tune spaces for artists, producers, labels, and broadcasters worldwide.

 

2. Do you handle Dolby Atmos DARDT compliance?

Yes — every Atmos project includes CAD drawings, loudspeaker layout verification, and measured reports that align with Dolby DARDT and ITU standards.

 

3. Can you coordinate with contractors or architects?

Definitely. I often work directly with architectural, electrical, and construction teams to ensure acoustic and aesthetic goals are met simultaneously.

 

4. Do you travel for on-site measurements or tuning?

Yes — I travel for system calibration, RT60/ETC measurements, and full tuning sessions. Travel logistics are included in the proposal.

 

5. What deliverables are included in a full design package?

You’ll receive CAD floor plans, elevations, 3D visualizations, treatment specs, Sabins/RT60 calculations, and a detailed acoustic report.

 

6. How far in advance should I book?

Studio design timelines vary, but typically bookings are scheduled 4–6 weeks in advance to allow for measurement, CAD development, and contractor coordination.

 

7. Can you retrofit an existing room?

Yes — I frequently upgrade existing studios to meet new performance standards without requiring a full rebuild.

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Have more questions? Let's talk about your project- Contact us

​Questions about mixing and mastering? Read the FAQ

© 2026 MixByStos LLC. All rights reserved.

Mixing • Mastering • Studio Design • Acoustic Consulting

Brooklyn, New York

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Christos "Stos" Tsantilis Wikidata Profile
https://www.wikidata.org/wiki/Q136917938

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