Mixing, Mastering, Production

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

Klaas's skills are more than special! The quality of processing the waves and tracks is really insane. You can hear absolutely professionalism in every part of the tune which was effected by him.
It's very nice to communicate with him also. I will definitely enter orders in the future again. Clear recommendation!

Best regards to cologne - Keno

Klaas is an outstanding producer and mixing engineer. As others have stated, he is very professional, a real pleasure to work with, and his response times are very quick. If you are looking for someone who really understands how to turn your music into a professional sounding track, look no further. Thank you Klaas!

Klaas surpassed all my expectations! When you work with him you get a producer, mix engineer and a DJ with a ton of experience all in one. He is as professional as it gets, great communication every step of the way, fast repsponse and the quality of work is inspiring to say the least! I very much look forward to working with him again. Sound guy!

Excellent job as always!

Klaas is very professional and it was an absolute pleasure to work with him! Nailed it on the first go and we will definitely work with him again on some future projects!

Very professional. Great collaborator. I definitely recommend Klaas.

Klaas was very professional with quick turnaround within a few days. Very happy with his work.

Absolute top work from Klaas. He just know what you need. Definitly will work again with him.

Klaas always does an amazing job! Highly recommend for any audio services!

If you are looking for a pro that really understands, at the first shot, your intention - Klaas is your answer.
I am not a label but I certainly think he brought my track to commercial level, everything is just as expected.
He works super-fast.
Klaas is not cheap. Payments are to be made for any extra works big or small. Worth every penny.

Klaas was more than happy to ask plenty of questions regarding the mixing and also was happy to provide a personal opinion on what would work best.
The magic put into the track gave it punch, clarity and commercial sounding.
For a small extra cost Klaas edited the vocals and added his own elements that worked very well.

I would happily recommend.

Klaas is the go to guy for all music genre's!

Very quick and talented guy! Also very patient and easy to converse with. Would definitely recommend!

Another track completed with Klaas. Lots of experimentation on creative ideas and awesome quality as ever! Thanks for always being so patient ! cheers!

Very Nice person to work with and service.

Super fast delivery services and excellent sounding product every time!

Klaas is extremely efficient, fast and very competent in what he does. He has a great ear and provides quality work, time and time again. Highly Highly Recommend him for your mix!

Great job ! Full recommendation ! Klaas knows his game, is super fast and a pleasure to work with.

It was amazing working with Klaas Gerling .

I really Enjoyed my song and it looks he is greatly professional.

there is nothing i can say about the Mastering quality as this is super awesome .

Thanks to Klaas .

You really hear another side of Music when you do your project with Klaas .

Another mastering project done with Klaas. Awesome work as usual.

My mix sounded AWESOME!!! So clear, and kickin'!! Great job. Thanks Klaas!

It was the second time I worked with Klaas. As always, he has been very professional and responsive. No doubt I will work with him again. Thanks, Klaas!

Flawless services every time! Looking forward to working with Klaas again very soon

Another mastering Job completed with Klaas. Thanks for the awesome work of restoring a poor quality master into an high 'Klaas' pro track.

Klass is an awesome producer and teacher! I had my first production lesson with him today and learned so much in just 1 1/2 hours. I am greatful to be learning from him. If you want to take your production quality to the next level, I highly suggest getting private production lessons from Klass.

Another project completed with Klaas. This was a complicated job. Thanks to the patience and technical skills of Klaas, we managed to make an awesome track.

It was a truly rewarding experience to work on a full production with Klaas! Got myself a kickass track and in bonus I picked up up a few tricks of trade from him. Hows that for a collaboration !! ;-)

Klaas will help you achieve that next level sound for your project!

A wonderful experience working with Klaas again. Communication was flawless, he understood the vision from the start and delivered professional results before the deadline - without compromising the quality of the mix. Sound guy!

Klaas is the man! He will go the extra mile for your project!

Klaas does an amazing job! Will be using his services again!

It was fantastic working with Klaas on the intro of my DJ Set for an upcoming major festival. He did an outstanding job! Looking forward to the next time we work together

einfach nur klasse, besser geht nicht. nur zu empfehlen.

Its Awesome,bro.
If u guys wanna produce EDM Songs,U should hire Klaas.
He's Super Good at Mixing EDM Songs.

OMG,sounds like what we want!

Don't Wait,Go Hire Klaas!

Another complicated project completed with Klaas. Awesome work as usual.

Klaas did a very good job mastering my track. It hits hard like I want it to, and feels very consistent. I will definitely use Klaas the next time I need mastering!

Klaas surpassed all my expectations! When you work with him you get a producer, mix engineer and a DJ with a ton of experience all in one. He is as professional as it gets, great communication every step of the way, fast repsponse and the quality of work is inspiring to say the least! I very much look forward to working with him again. Sound guy!

Klaas surpassed all my expectations! When you work with him you get a producer, mix engineer and a DJ with a ton of experience all in one. He is as professional as it gets, great communication every step of the way, fast repsponse and the quality of work is inspiring to say the least! I very much look forward to working with him again. Sound guy!

Great producer!! Klaas helped me finish a project that was sitting for two years. He did a magnificent job. Very professional!

Finished another track with Klaas. He gave an awesome product as usual.

Klaas shows great patience and treats each feedback with utmost importance. He is willing to go that extra mile to generate best possible output.

Klaas contributed a lot of effort and patience while working on the project, it was a pleasure working with him! I liked the track he made very much! Thanks!

Klaas is a great professional. He really takes your track to the next level. Also, he responds very fast. I have asked him for some changes and he made them right away. Thank you, Klaas!

Klaas is very professional at his job, he really got the sound quality of my track to the another level, was fun working with him, thanks Klaas!

Very good work! The communication was fast and the music job was very professional. I enjoyed working with KLAAS!

Excellent communication, fast turn around time and brilliant quality. Klaas is an absolute pleasure to work with.

Klaas hat sehr schnell die erforderten Ergebnisse optimal umgesetzt. Wir bedanken uns für die tolle Kooperation.
Projekt "Coriolis" Maxi Kihm und Karsten Kiessling

He is a professional, patient and friendly, working with this guy is incredible, he has everything you need to make your productions something awesome, I'm really happy with his job ;)

I choose him again for the mix and mastering about my new song and I'm very happy also this time about his job. Great sound! He his very talented and fast.

Great and fast mastering service, definitely improves your productions! Thank you!

fast, friendly and very professional - 100% satisfied

Klaas is a real professional -- friendly, responsive, on time and with an ear for details. He knows how to get the best out of a recorded track regardless of the genre (my song wasn't typical EDM). I warmly recommend him, looking forward to collaborating again.

Rating 50stars nice guy , patient and creative! Professional if you looking for someone good for your project you already found him just contact him !!! Thank you klaas

Klaas did an amazing Job to clean up , mix and master our track. Will definitely continue our engagement in the future

Klaas did a really good job in mixing & mastering a quite complex track. Great communication. I can fully recommend him.

Klaas is very professional and he is very helpful when making suggestions on what can make your song sound better, I look forward to future work with him!

Great experience,one of the best!

It was a pleasure to have my track mastered by Klaas! Being such a big name in the EDM scene, he knows the genre inside and out and delivered a final product that blew away my already high expectations.

Klaas was amazing! I would very much recommend him!

Very professionell and great quality! Fast turnaround and easy to work with! Thanks Klaas!

It was a pleasure working with Klaas. It's easy to explain things to him. Really impressed with his initial work. It just need few adjustments and we were good to go. I feel that I gained a new friend and I look forward to working with him more in the future!

Klaas did a very good job mixing my Nu Disco pop track. I can absolutely recommend him.

Klaas is efficient and gives you exactly what you communicate to him! Quality job. Would work with him again.

QUALITY

Klaas came through with another great mix for me. Very happy with his work as usual. Looking to continue our work together.

I couldn't have asked for better service and couldn't be happier with the finished product.

Another great mix from Klaas. Great communication, Great ear, and plenty of experience to take your track too top notch quality. All in all, great guy to work with and i will definitely be working with him in the future.

Klaas did an amazing job mixing my song. He is truly exceptional at what he does, a great mix engineer who is willing to pay attention to detail and work with you on every step of the mix. Looking forward to our next collaboration.

Klaas is a very talented man, He has been extremely kind and patient with me. I Had a great experience with Him. He is highly skilled with a great ear and technical ability. Highly recommended

Klaas took our production to the next level. We were super happy to work with such a professional musician/mixing engineer. We definitely will work again with him.

Great experience working with Klaas again! Fluid communication, fast turn around and very professional results. It's always nice to work with someone who understands music on an emotional level as well as on a technical level. Looking forward to working with him on my next project!!

Klaas surpassed all my expectations! When you work with him you get a producer, mix engineer and a DJ with a ton of experience all in one. He is as professional as it gets, great communication every step of the way, fast repsponse and the quality of work is inspiring to say the least! I very much look forward to working with him again. Sound guy!

Klaas is very professional at his job, he really got the sound quality of my track to the another level, was fun working with him, thanks Klaas!

Klaas is an experienced and highly professional mixing engineer. He's reliable, fast and always friendly. I'd definitely advise to work with him when it comes to electronic music!

Klaas is awesome, he really helped me. My mastered track sound amazing! So pleased with what he has done. would 100% recommend