+1 (347) 759-4112 info@onairmastering.com
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Portland Mastering Services by

Julian Silva

With 30 years in audio/sound engineering and 14 years in audio mastering, Julian has proven his work stacks up against industry veterans time and time again.

About On Air

Hailing from Colombia via Brooklyn, NY, Julian Silva is a Portland mastering engineer and founder of On Air Mastering Studios, now located in Portland, OR.  On Air provides digital & analog audio mastering to both the Portland metropolitan area and the world via the internet.

What You Get

We deliver uncompressed .wav files, high quality MP3s if needed, DDPi and CD masters.

Working with Julian

Julian provides free consultation and some tips on the mix before he begins your project. As any professional Portland mastering engineer should, Julian will tell you if something needs to be fixed or would benefit from a slight tweak here and there. More concerned with quality than quantity, you won’t be misled or brushed aside by Julian.

Attend Your Session

If you are in Portland, Julian loves it when his clients sit in on their mastering sessions. His studio makes you feel relaxed and at home while he twists and turns the right knobs at the right time to make your song deeper, wider and clearer.

Mastering Gear

Here’s a full list of the digital and analog gear available at On Air Mastering

    • Metric Halo 2882 +DSP
    • Kush, Metric Halo, Izotope plugins.
    • Adcom amplifier
    • Bowers & Wilkins DM604 S3 loudspeakers
    • Mogami cabling
    • Dorrough 12-D digital meter
    • Presonus Central Station speaker management

    Client Testimonials


    Working with Julian and On Air Mastering is always a relaxed and professional experience in our recording process. Julian really goes the extra mile to ensure that his client’s hard work is reflected in the best light possible.

    - Dominus Nox

    Contact On Air Mastering

    • From every shade of metal and rock to all flavors of soul and hip-hop, we provide mastering services for any and all genres in between. Reach out today – we’d love to hear from you.

    Call Us

    +1 (347) 759-4112