Mastering by Holger Lagerfeldt

How to get started

Easy as 1-2-3

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

Award-winning mastering

184 gold and platinum records

I get the best out of your mixes. All genres and project sizes welcome. See my credits.

Dedicated facility

Built for mastering

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

Mastering credits artist mosaic 1
Mastering credits artist mosaic 2


Faustix - OMG It's 2020
Breaking news
Updated 2020-05-17

Mastered Martin Jensen x RANI (Sony Music/disco:wax).

Mastered Chinese superstar Li Xiaolu.

Mastered Illenium (TBA).

Hattrick: Mastered #1, 2 and 3 on Swedish Spotify.

Mixed & mastered Faustix (Spinnin'/Warner Music).

Mastered Outlandish.

Mastered Alexander Brown (disco:wax).

Mastered Hjalmer - Kongespil - #1 on iTunes (Universal).

Mixed & mastered Ude Af Kontrol (Sony Music).

Mastering philosophy

"Less is more."

Holger Lagerfeldt with 23 x Platinum + 3 x Gold Award for Martin Jensen - Solo Dance
Updated 2020-05-17

Latest awards

[Platinum] Faustix & RANI - Crying The Sun (Warner Music)

[Gold] Martin Jensen & James Arthur - Nobody (Sony Music/disco:wax)

[Gold] Kasper Nyemann - Københavns Brunette (Dixi Music)

[Platinum] Alexander Oscar feat. SVEA - Complicated (Sony Music)

[Gold SE] Anis don Demina - För Stora För Den Här Stad (Warner)

[Platinum Album] Rasmus Seebach - Tak For Turen: De Første 10 År (Universal)

[3 x Platinum] Rasmus Seebach - Uanset (Universal)

[Platinum] Alexander Oscar - Number (Sony Music)

Check out the credits page for more info.

Gear Grotto YouTube channel
Updated 2020-05-17

Newest gear

Mac mini 3.2 GHz 6 Core i7
Tone Projects Unisum Mastering Compressor
Trinnov ST2 Pro Optimizer
2400 Audio Imperium Wi-Fi board
TDR Kotelnikov GE Compressor
Softube Weiss MM-1 Mastering Maximizer

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.