Jakobstad Audio Engineers, Producers & Songwriters

I have produced & mixed over 75 international gold and platinum albums. I worked with or discovered many star recording artists; including Duran,Duran, Supertramp,Janet Jackson, Cat Stevens, Tracy Chapman, Bryan Adams, Joe Jackson, Peter Frampton, Laura Branigan.

The voice and arranger behind viral “Beach Boys-style” harmonies, I specialize in lush, vintage-inspired pop-rock vocals and arrangements that bring warmth, soul, and California sunshine to your track.

Certified 2X Platinum! Mixing & Mastering engineer for Wiz Khalifa, A-Boogie, Shordie Shordie, Lil Baby, etc... I recently mixed and mastered Warner Bros artist Shordie Shordie’s single “Betchua” (Over 600 million streams) and 300 Ent. artist Tate Kobang's "Bank Rolls Remix" (#4 Spotify #22 Billboard, HBO "Ballers", MTV "Wildin Out", Playstation)

EMMY and 2X Golden Melody Award nominated mixer. 2X Diamond audio engineer, Multi-platinum credited w/ Billboard charting hits (Rihanna, Mariah Carey, Justin Bieber, Big Boi, Ama Lou). Mixer for 2022's winning Best R&B Album & Single in Taiwan (Karencici-GIMA). 2025, Billboard #13 and Avidity Award Best Mixing Engineer (Rudy Currence).

Over 1,000 reviews on this site. Has worked with many nationally and internationally successful multi-platinum artists as well as countless local and independent talent, in a variety of genres. Worked on multiple #1's at radio.

2026 Grammy Nominee. #1 most hired Mastering Engineer & Certified Atmos mixer. Billions of streams. Past-President of the AES. Mix and mastering in Stereo, 5.1, Dolby Atmos, Binaural, etc. Music restoration using AI. Unlimited mastering revisions. Send us a song and you will get a FREE and HONEST audio quality report that will really help you out.

Eager to practice my craft as a producer and audio engineer within the music / entertainment industry. I possess a robust creative acumen, self-starter and work well both independently and within a team environment. Skills:

2021 Grammy Nominated Bassist for the Tedeschi Trucks Band, David Bowie “Blackstar”, Empire of the Sun, Wayne Krantz, Donny McCaslin, Mark Guiliana, One of the best at what I do.

I'm Tommi Mustajärvi, your dedicated mixing maestro, based in Finland. Music is my lifelong passion. With formal education in sound engineering and studies at Musikmakarna, the renowned Swedish school for producers and songwriters, I bring a deep understanding of the craft to every project. Let’s elevate your music to its fullest potential! :)

I have written hundreds of songs for both myself and other artists, many of which have been officially released. I’m proficient in several instruments, including guitar and bass, but first and foremost I’m a vocalist.

Greetings! Regiment XIII Management, Booking & Studio is a professional management company and booking agency for artists and bands.

Recording and mixing engineer specialised in heavy metal / rock / progressive metal music. Also bass player in Sonata Arctica and Silent Voices. 15 years experience in recording business.