Mastering by Holger Lagerfeldt

How to get started

Easy as 1-2-3

Get world-class analog mastering, personal service, and a free mix check. Begin right here.

Award-winning mastering

250+ gold and platinum records

Get the best out of your mixes. All genres and project sizes welcome. See the credits.

Dedicated facility

Built for mastering

The studio features amazing acoustics and state of the art analog gear. See the studio.

Mastering credits artist mosaic 1
Mastering credits artist mosaic 2


Branco - Mastering
Breaking news
Updated 2024-04-01

#1 on the Swedish Spotify Top 50 with Medina

Mastered the Swedish Eurovision winner, Marcus & Martinus - Unforgettable

Mastered 25% of the Swedish Spotify Top 20: Medina, Marcus & Martinus, Liamoo, Dotter, Jacqline, Maria Sur, and more

Mastered Saba, winner of the Danish Eurovision

Hedegaard, Matt Hawk, CANCUN?, Tripolism, Faustix, Xabski, Isaac Kasule, John De Sohn, Mangoo, Infernal, Seebach, and more

New Kids on The Block album

New Kids on The Block album

Mastering philosophy

"Less is more."

Holger Lagerfeldt with 24 x Platinum + 3 x Gold Award for Martin Jensen - Solo Dance
Updated 2024-04-01

Latest awards

[Gold SE] Medina - Que Sera (Warner)

[Gold SE] Marcus & Martinus - Unforgettable (Universal)

[2 x Platinum] Hjalmer - Kongespil (Universal)

[Gold] Christopher - A Beautiful Life (Warner)

[Platinum SE] Marcus & Martinus - Air (Universal)

[4 x Platinum] DJ Aligator - The Whistle Song (Parlophone)

[3 x Platinum] Nik & Jay - United (CPH Records)

[Gold SE] Marcus & Martinus - Wicked Game (Universal)

[Platinum] Hjalmer - Istedgade (Universal)

Check out the credits page for more info.

Gear Grotto YouTube channel
Updated 2024-03-13

Newest gear

Trinnov Nova optimizer
Tone Projects Michelangelo
Apple Mac mini M2 8 Core
2 x Audiophonics HPA-S400ET Sparkos
Tone Projects Basslane Pro

See the gallery and gear list, and watch the latest Gear Grotto videos on the studio page.

Tech tip

Logic Pro X compressor circuit types

This handy cheat sheet reveals all of the hidden parameters in Logic's compressor circuit types. More tips in the mastering FAQ.