You are on the High-End Audio website.
Are you looking for professional audio mastering services? Do you want to enrich your artistic vision using the latest technological solutions? You’ve came to the right address.
My name is Grzegorz Piwkowski. I am specializing in Pop / Rock mastering. For over 20 years, I have been supporting music industry customers with innovative mastering solutions. Many years of experience in recording guarantee my clients the satisfaction of implemented projects. Join the group of satisfied artists from Poland and abroad – check out High-End Audio.


Lady Pank - LP1

Molesta - Skandal

Sławomir - The Greatest Hits

Dawid Podsiadło - Comfort and Happiness


Edyta Bartosiewicz - Sen

Myslovitz - Miłość w czasach popkultury

Elektryczne gitary - A ty co

Kasia Kowalska - Gemini

Human ‎– Earth

Bajm ‎– Ballady

Kayah ‎– Zebra

Afromental - Mental house





Mastering room was accurately and carefully isolated and treated to achieve high level acoustic standard. Custom made Bass traps, Helmholtz traps, special front wall and floor surface material give well controlled modal distribution and prevent from flutter echos. (More in People)
Specially built mastering desk-racks give comfortable place to listen and work with our clients.

Our outboards equipment includes:

  • Weiss EQ-1 Dyn
  • GML 9500 EQ
  • Avalon 2055 EQ



Mastering is trust, analysis, deconstruction, compromise and reconstruction. For many years I have collaborated with many prominent artists, publishers and, above all, with music producers and record producers. Here’s a short list.

  • Andrzej Puczyński
  • Paweł Kukiz
  • Edyta Bartosiewicz
  • Leszek Kamiński
  • Michał Przytuła
  • Kayah
  • Kazik Staszewski
  • Muniek Staszczyk
  • Jan Benedek
  • Lech Janerka
  • Robert Matera
  • Krzysztof Grabowski
  • Kasia Kowalska
  • Andrzej Piaseczny
  • Elektryczne Gitary
  • Grzegorz Ciechowski
  • Adam Toczko
  • Tomasz Bonarowski



What exactly you will pay for using High-End Audio services:

  • For the highest-class mastering service
  • For hybrid analog-digital Eq, Compression and Limiting
  • For matching the sound to the final distribution area
  • For the fact that your recording will sound like never before



High End Audio – Grzegorz Piwkowski
Pl. Konstytucji 2 lok. 3
00-552 Warszawa
tel. +48 22 622 37 24
e-mail: office@highendaudio.pl