Mixing, Mastering, Production

Perfect work, as always!

Outstanding service! Stayed patient even though I’m so new to the process. Awesome to work with. Responded quickly.

best teacher ever. thank you :)

Awesome work as usual. Thanks!

As always Klaas never disappoints. He’s fast, efficient and delivers quality.

Klaas responds FAST which makes the entire process very effective. He is also super skilled and makes your song sound great!

Very professional quality and result / Well structured / Clear communication.

Highly recommended! Great mix/mastering quality. Fast response and very good communication. He brings your track to the new level. This guy is just Pro!

This track required more attention than usual, but Klaas delivered as always.

Perfect work as usual!

Klaas did a great job mixing and mastering my latest track. Klaas is able to push my tracks the final 10-20% like no one else! He really makes the sub-bass pound hard.

Klaas did a dance track for me and it's really catchy. I love dancing to the beat. I tried listen to it on multiple devices: car, phone, headset and it all sound perfect. He is really good at mixing. Looking forward to work with you again. Thank you Klaas.

Quality=Excellent

KLAAS IS AMAZING AS ALWAYS

I have collaborated with Klaas quite a few times now and he never disappoints. His mastering adds a strong and supportive sub-bass, whilst giving everything else the punch it needs.
Would definitely recommend!!

Amazing service as always! Nails it everytime. Would really recommend Klaas for your project.

Klaas provided an exceptional quality mix in an incredibly timely and efficient manner. He took this track to the next level and exceeded any expectation on what I thought the track would become. He was able to accurately capture the raw emotion in the song, whilst still balancing all the technical elements to be just right. Klaas is an exceptional talent and certainly the man for you if you want a timely, accurate and quality product delivered!

Good communication and high quality work.

Excellent Mix and Master as usual. Thanks Klaas, looking forward to the next project!

Klaas has done a great job. He answers quickly and is professional. I can recommend him!

Klaas is truly amazing and on another level. Everything we ask for he provides excellently and efficiently. Thanks Klaas

Excellent!

Klaas,he is so positive and kind

Friendly, fast and quality work. I got more than i expected. Definately will send my next track to this guy! Thanks Klaas!

Klaas did a great job mastering my song! After a few revisions we nailed it, he was patient and listened correctly

Klaas is the best, I got Exactly what I wanted. 10/10. THE BEST!!!

Awesome work as usual!

Quality person with great and quick work

Does a fantastic job of mixing and mastering! Super professional and quick responder.

AS USUAL KLAAS DID AN AMAZING JOB IN TUNING OUR AUDIO TO PERFECTNESS

Consistent great work, impressive sound, pleasure to work with!

Awesome work and loved to work again.

Excellent job, very fast and professional. I love it:-)

Another project with Klaas and he killed it again! Always a pleasure working with him. Fire!

Excellent Mix and Master!! His technical work is literally stunning..
Thanks again Klaas!!

Another Thriller by Klaas! Epic!

Very quick reply, working, feedback.
Super Pro he is! recommend!

Very responsive and the mix / master was very professional. Super easy to work with and very high quality. Will definitely use again.

Klaas did it again! so super stoked about my new track! Thanks to Klass, He made the perfect sound image , although the stems from my end was dry (reverb and delay). Professional and quality is the word for Klass! Do not hesitate to contact Klass, you won`t regret !

Loved working with Klaas ,Awesome sound, great with revisions and has a lot of patience, works quick!

It was fantastic working with Klaas again! Great communications and outstanding results!

Just a boss as usual.

State of the Art! Perfect Job!

Another great job by Klaas. Always wonderful

Klaas always brings us the greatest quality, and delivers time after time! Would really recommend you to work with him for your projects! Awesome guy to work with.

Another perfect Mixdown and Mastering from Klaas. Super fast and easy to work with!

It was great working with Klaas again! He always delivers! Highly recommended!

Another track done with Klaas. Amazing result.

Klaas does both the mixing and mastering for my songs. We've collaborated on 8 songs so far. Once mixed, the songs come alive with such a great energy and vibe, which is a reflection of how skilled an engineer he is..

Klaas,

Is truly a one of a kind. This is my fourth time working with him and it will not be my last. He is very patient and quick to deliver everything i ask for. A true professional!

Another awesome mix and master!! as usual!! Thank you Klaas

Klaas is synonymous with greatness!

Klaas = boss in mixing and mastering, crazy what he does!

Incredible professionalism. Great and easy collaboration, he is a master in what he does.

Grate service, very professional level
Track
- Damian Spider Ft. Treyy G - Boomerang

I am continually blown away by the sound Klaas is able to produce. He understands my vision for the song, and sees it through to perfection!!!

Absolutely the best!!! Klaas is so fast and efficient, and a pleasure to work with!!!

Excellent and very fast work from Klaas as always! Thanks!! :)

Klaas is a legend in the edm community with his music as well as his accolades with soundpacks. It is great that he is accessible and easy to communicate with.
I enjoy working with talented people who have such great professionalism.

Incredible mixing and mastering, as before. Amazing bass, perfect mixes, wow!!!

Klaas deserves no less than five stars. He is fast and delivers a professional-grade product every time. Will definitely use him in the future!

Very good Producer and Mixing Engineer helps to take your Music to the next level,

Another great mix and master by Klaas!! As always, my go to for amazing detail to sound.

Klaas is one of the best engineers i've worked with by far. Very clean work, cooperative, great turn around time and superb with communication. Highly recommended to work with!

Wow!!! I am so grateful to be able to have my songs mixed by Klaas. He is a top notch engineer, who takes my songs to a new level that I didn’t even know was possible.

Professional guy and helped allot with advices and mixing stems guidances ! great mastering !

I knew Klaas was going to be great, but the result was way beyond my expectations. He was also fast, and efficient, and easy to communicate with.

Klaas is a professional in every way. He's extremely easy to communicate with and mindful of your creative vision. Highly recommended!

The man is an artist! Always taking my tracks to another level. I continue to rely on Klaas to provide professional and timely product. Highly recommended.

I got in contact with Klaas to do a second master, as I was happy with the first job he did for me. As with the first track, he took it to the next level and even offered to make changes to the low end to fully complete the track. Excellent service!

The best in the business

Klaas was great. He did exactly what I was looking for, but went above in a few areas. I love the work he did on mixing and mastering. He brought out elements of the track that I struggled with. I look forward to working with Klaas again in the future.

High quality mix and mastering of my song. Fast worker, Klaas really took the song to the next level. Thanks Klaas !

Klaas delivers!! A remix of high quality. I can really recommend to get a remix done, even with high expectations you'll be positively surprised :-)
https://open.spotify.com/artist/0cNqwyEOObqsRXK4PMIOL2?si=y6m-v7gtTkaycW-HvS8Rpw
https://open.spotify.com/artist/25sJFKMqDENdsTF7zRXoif?si=r_kU5fojT3-2PYdluQ8ugA

Very easy to work with! Great Result - highly recommend!

As always Klaas delivered high quality work, on time and with minimal fuss. Communicative and easy to work with, a real pro!

Klaas as always provided me with a fantastic mix and master for my song. Also had him redo my bass and kick drum so I’m very happy with the end result. Highly recommended!

Amazing as always!

great Job，Excellent work as always

Great work, delivered quickly

very good quality

Serviceminded and really well executed. I would like to work with Klaas again on later projects!

This is my third time working with Klaas and he never disappoints. Truly a legend!

Klaas is extremely talented ! He did an amazing job mixing and mastering my track. Looking forward to working with him again in the future :)

Top league sound designer, producer and mixing engineer. You won't regret working with Klaas.

Another track done with Klaas. Amazing results!

Great quality as always! Got the final master back, and it completely blew our mind. Would definitely recommend Klaas for your project.

Next level mixing and mastering skills. If you want your track to go that step higher, Klaas is the one you need!

Awesome work once again from Klaas, this is our 5th song together now and always amazing results. Thanks Klaas!!

He is Amazing , if you want to get the best out of your song
THIS IS THE GUY
You can't go wrong with him
Do yourself a favor and give your song to him

Klaas is the man!! Extra clean and super powerful mix and master.

Klaas is amazing. Second time working with him. He knows how to make a track radio ready!

As usual working with Klaas is easy processional and fun! Super talented guy

great person! everything was perfect! :)

Perfect Mixing and Mastering for my track, no more words needed!

Provides excellent quality, as usual!

Love Klaas work!
he has a lot of patient Listens to everything i was needed and make it amazing!
And one of the important things about klaas , Works fast and efficiently!
i sure im going to work with him again!
Thank You Klass!

Klaas is amazing! He did an awsm mix and master for my upcoming release !
Im super excited ! He gave that edm 3d sound that I looking for!
Although I couldn't deliver the right stems and I messed up a little with communication. Klaas, was very polite and service minded! and in spite of this Klaas managed and delivered the real song fast!
I hope to work with Klaas again. So if you are a client ! Do not hesitate to contact Klaas ! He will make your track sound amazing!

GOODJOBBBBB!!!!!!

I LIKE IT

<3

Another perfect mix and master with Klaas!
Hes my go to guy when I need a consistent and great mix fast. Thank you!!

Another track done with Klaas. Really professional! Always streches forward to make you comfortable with the final result.

Awesome result, quick turnaround, and a beast behind the knobs!

Klaas killed it! Mixed and mastered my track to perfection with amazing turnaround time! Highly recommend. Will be working with him again for sure. Professional as can be.

The best as always. Super professional and delivers quality in a super fast delivery time. Truly the best!

I recently had an album mastered by Klaas and am so thrilled with the results! His skills really are second to none and he impresses every time!
Highly recommended!

Klaas is one of a kind. He brought our track to life with his Mixing/Mastering and skills. Not only is he patient and understanding but he is truly an expert in his field!

Spectacular performance as always!

Absolutely amazing work by Klaas on our new Project! Our Song was very ruff at the beginning and he turned it into a top notch production :)! Can only recommend him!

Klaas is in a Klass of his own (yeah I did that).
It is always an absolute pleasure working with him, spectacular results, great communication and he is a lovely guy too.
Highly recommended!

Amazing to work with the world-class producer Klaas! Incredible results. Top-notch quality and fast delivery. Thank you so much!

Another successful track complete with Klaas, as always he produces quality work that sounds amazing!!!

Excellent job from Klaas as usual!! And super fast speed, thanks again Klaas :)

awesome job! always on point!

Best work so far!

Thank you so much! A pleasure to work with you!

It was amazing working with Klass again! The mixing and mastering sounds great and he really made my vocals sounds incredible. I can't recommend him enough. Absolute Legend!

very professional, great quality and fast service. You'll get a solid sounding record!

Good quality. Very polite and pleasant !

He is very polite and will never compromise.I appreciated his hard work for me out of busy schedule.His production is definitely amazing and I'm very satisfied with it.He is the man.I really hope to work with him again.

It was a pleasure to work with Klaas! Really quick turnaround and excellent quality. Was really surprised on the final result. Sounded amazingly good. Would definitely recommend Klaas for your projects.

High quality. Very pleased. Thanks Klaas.

He is always a great expert!

Once again: Great & fast mastering-service!!

Again Great Extended Version thanks

Another track mixed and mastered by Klaas! He always gets the job done and the results are fantastic. Thank you!

Beautiful Mix/Master as usual!

First collaboration with Klaas. The result is an amazing master with a crystal clear sound that really pushes up the track to the next level.

I will definitely work with him in the future and highly recommend him!

Klaas was absolutely brilliant to work with! The communication was excellent with regular updates to make sure I got exactly the result I needed. His work is top quality and he is a great talent. I am looking forward to working with him again. Highly recommended!

Great once again thank you!

Amazing work! Klaas has a great ear for the mix and master. He is also quick and on the ball as well as professional. Awesome working with him.

It was a real pleasure working with klaas on stem mastering a project of mine, he went above and beyond to make sure I was satisfied! Very skilled producer/engineer with great ears, and was always very responsive throughout the entire process.

He got it right the first time. My mix sounds so wide and big. Exactly the kind of life and energy it needed. Will use over and over again.

Thank you!

Super helpful, flexible, patient and with a great result.
Just perfect!

Always a pleasure working with the Grand Wizard! Best.

Klaas has done a wonderful job! Amazing sound quality, prompt response and managed to finish the job within the timeline. Also flexible and highly professional!

Klaas is very communicative and responds quickly which I appreciate! He did a fantastic job mastering my track and I definitely highly recommend his service. Thank you!

Excellent work again from Klaas. He was happy to work along with my perfectionistic tendencies and ultimately we ended up with an awesome mix which sounds much clearer, brighter, bigger and more powerful than my demo mix. 100% happy with the final result. Also Klaas was happy to make a soft master, unmastered version and acapella. Thanks Klaas!!

Klaas again did an amazing job with mix master and endproduction. Its highly Recommend working with klaas!!!!!!!!!!! if i could give him 10 stars i def would

I m sure that Klaas is the best engineer.
Because this engineer understands the concept of music and works in the most optimized direction.
And this engineer is an engineer who makes us realize why mixing and mastering are important.

Klaas is simply the best...Nothing more to say

Klaas again was great to Cooperate for me as a producer with. He exactly followed my instructions and made an amazing result out of the songs.. THANKS again for a great Job!!!!!!!

Well done.

I have been working with alex for the third time, and the quality and efficiency are as good as ever!

Klaas did a perfect job!
He knew how to answer my questions with patience and professionalism! He gave my music the professional sound I was looking for! Thank you Klaas!

I recommend it !!

Klaas provided back a very professional mix & master sound for my current EDM project. He made huge efforts to make my track sounding a lot better and closer to quality of all other out there. I strongly recommend booking him if you need help regarding the final sound for your next EDM Project. Thanks Klaas!

Klass was amazing to work with. Fast and communicative. Thanks Klass !!!

Klass was amazing to work with. Worked hard on the track, and quick turn around time. Thanks Klass !!

Amazing engineer, skilled and understanding. Will be using again 100%

Always a great experience working with Klaas! Very professional and quick turn around. Highly recommend!

Great work as always! Thank you!

Klaas did again an amazing patient job!!! Thank you it worked out more then well again a good Cooperation between us!

Top quality stuff on this fun project!

Patience and multitalented.

Klaas managed to give me the 3d sound, and the transparent sound i've been looking for ! His work is perfect and he makes sure that your 100 % happy with the final result. He do not rush but he listen to all your requirements.
I will definitely reach out for Klaas mixing skills again! Thanks alot bro!

As usual Klaas is all class. No pun intended. Maybe it was. Either way Klaas is the man to go to if you want a fantastic mix. Fast. Period. So efficient. So good at what he does.

Another great mix and master by Klaas. Great communication and always delivers top notch work. Thank you!

Good job with fast delivery and easy to work with.

Klaas has been wonderful to work with. Definitely knows how to make a track stand out! Good stuff. Professional, really quick and great results.

Great response time and guide for vocals! Man can do anything.

Thanks Klaas for helping us finish the track! Great job

I would like to say a HUGE thank you to Klaas for taking my track to the next level once again!
He mastered a track I sent over, and gave it such punch and power. The low-end was much improved too!

Klaas did a geat job in mastering my track. I totally recommend work with him. Fast, patient and professional.

Klaas was an absolute pleasure to work with! Communication was clear, fast, and on top of that the finished mix and master was amazing! I highly recommend working with Klaas as he delivers quality professional work along side his ability to give you exactly the sound your looking for. I will most definitely be working with him again on my next song.
Thank you Klaas for your talent and passion!

work very well done, certainly I worked with Klaas in the future

Have use Klaas many times now, awesome as always!
He is very humble and he is a true professional, so I recommend him for everyone!!

very talented mixer and very good person he will take ur music to the next level :)

Klaas took my project that sounded good, and turned it into something I can finally call a finished product. Not only are his mixing and mastering skills high quality, but his patience, professionalism, and timely responses definitely earn 5 stars from me. Thank you so much Klaas!

Amazing to work with Klaas!
He is really professional and provides detailed info & is also helping you with evolving your skils!
would really recommend to work Klaas, he is a true PRO!

Klaas is always a pleasure to work with. Talented and speedy on delivery!

Another amazing Klaas Remix

A pleasure working with Klaas again on this new track. He responded very fast and made all the adjustments which I needed, with a perfect result in the end. Thanks Klaas!

Great work once again! Patient and kind.

highly recommended !

Klaas machte wie immer einen Klasse Job.
DANKE DAFÜR! *****

Klaas helped me so fast and the quality he delivered was super !
Definitely ordering again from him.

Klaas did a great job mixing/mastering my dubstep track! He is very professional and delivers high quality work! Highly recommend!

Ones again Klaas makes high quality stuff! I Would recommend him to everybody.

Great working with Klaas again. Very direct guy - will share exactly what he feels the project needs & gets you the best result.

Klass Is Top Class !

Klaas never fails to deliver top quality work at fast speed. He also takes on board feedback very well and is highly skilled at applying it to the music.

Klaas did another great job!

Amazing work as always!

great job!

Klaas is great, humble and were understanding. He will for sure give you the top quality you need, for any work. Thanks

Klaas did an amazing job! I would definitely recommend him to a friend!
Communication was awesome and so the delivery time.

Ich arbeite unheimlich gerne mit Klaas, er ist ein waschechter Profi! Die Mix und Masterings sind GRANDIOS!

Good experience working with Klaas.

Very satisfied with the final result

A - MAZING! Great Communication and QUICK! Turnaround. This quick turnaround didnt afftect the quality of the mix either. I think he did a tremendous job even considering there was some complications we had to resolve with a few stems. He was patient and professional. He really took the time to put in that extra attention to detail. Will definitely look forward to using Klaas again!

Beautiful work as always!

Superb as always, great communication and skills.

awesome work again!

Another track well done! Bravo Klaas

Its always a great experience working with Klaas. He is unbelievable in the studio and worth every penny. Highly recommended!

Top quality, very quick turn around and performance was 100%.

Really good and high Quality work from Klaas! You couldn't wish for a better one to mix and master your project!

Klaas hat unser Project mit sehr viel Detailfreude Liebe und Geduld eine ganze Stufe nach oben gehoben!!! Extrem cleverer und netter Kerl mit riesigen Skills.

Klaas does it once again. Amazing work, patient, professional and kind!

amazing mixer and very fair price!

Nothing but the best! Top quality work.

Klaas is just amazing, he delivered a really amazing Mix & Mastering and especially in record time.

I recommend it !

Klaas always goes the extra mile to make sure you are satisfied with your project! He's extremely professional easy to work with and makes music sessions fun! Looking forward to working together again soon!

Klass is a pro, everything went smooth and in a very short time. Totally happy will the results, amazing work!

Klass is the BEST in the business! Ultra responsible and his professionalism and production level is unparalleled!

I have nothing but praise for Klaas and his musical ability and professionalism. 100% would work with him again.

Klaas will bring your songs to life! Very excited to be working with him again. Highly recommend for all services!!

It's always great to work with experienced professionals like Klaas! He knows how to mix & master EDM right! Perfect quality! Fast delivery! Great communication! Hope to work together again!

It was my first job with Klaas. The job was about mixing and mastering. He did the job very well and in a short time. After 3 other Engineers Klaas is the first one I want to work again with. He definitely deserves 5 Stars. I can recommend him!

I've worked with Klaas on a few jobs now and as always he is professional, hugely talented and very quick with the completion of jobs. 5 Stars!

Klaas, as always does an amazing job and in super quick time.

I highly recommend his services!

Klass is a brilliant and very talented producer.

Great to work with!

We are so happy with our song Klaas helped us with. WOW! Even if we were very annoying with lots of notes and questions, he understood us. He took it to the next level. If we could give him 10 stars then we would. Will def work with Klaas in the future. He is Mr. Delivery man!

Klaas did an awesome job of putting together sounds for me - including quite a few I did not think to ask for!

MIX AND MASTER + KLAAS = TOP TOP TOP JOB and always be happy 7 star

Another track completed with Klaas. As always, I love the professionalism and quality delivered by Klaas!!

The mix sounded great, very clean and even, was fair in price when I needed him to do more work, replies quickly and works quickly :)

Loved the vocal chop ideas that Klaas generated in this project! Thanks!

As usual, Klaas was able to mix/mater an awesome track while juggling with many layers that were fighting for space.

very good mix and mastering

It was great to work with Klaas. His great experience in the music business is very helpful. The communication was also top notch.

I definitely recommend him!
Thanks! :)

klaas professional man