Mixing & Mastering Engineers, Producers & Songwriters who worked with K2 Heffner
Your sound deserves more than balance—it deserves impact. I specialize in mixing & mastering that elevates emotion, clarity, and dynamics so your track stands next to the best in the game.
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I have produced, mixed, and mastered 100s of songs of all genres and styles. I have over 30 years experience in the music business, primarily as a guitarist. I am a former student of John Petrucci (Dream Theatre), a graduate of the Recording Engineer's Institute in NY, and have studied music at the collegiate level.
I am a Los Angeles based producer, writer, and audio engineer. I've done work in professional studios all across the country. I enjoy working with talented individuals to create the music that they envision, whether it is for a new single or an entire album. Lets work together to create something amazing!
140,000,000+ Spotify streams / Billboard charted / Major label credits like Atlantic Records, Universal, Warner Music, Sony Music and Armada / Featured on Netflix.
I’m an audio engineer who specializes in making karaoke and/or a cappella tracks out of full songs. Need a special karaoke track for your party? Need a vocal isolated from a song to use in your next production? I'm your guy.
I'm an artist and guitar recorder
10 years experience writing in hip-hop, rnb, and pop.
🎚️ Professional Sound Engineer & Artist with 10+ years of experience. Specialized in Trap, Pop & Ambient sounds, I’ve mixed & mastered for artists across Europe (incl. features with wasched, Levakbob, & Natalia Blunt). Clean mixes, powerful vocals & industry-ready masters.
Looking for smoky R&B vocals that cut deep and leave a mark? I’m CD, an LA-based artist and songwriter recognized by Uproxx, Lyrical Lemonade, and Stereofox. Sync placements include Snapchat, North Face, NBA, and more. I specialize in creating vocals that don’t just sound good, they make you feel. I'd love to work with you!
Recent Successes
"Alex did a great job and delivered the project on time. It sounds great! I finally got the sound I was looking for such a long time. Work with him and you won't be sorry!"
"That’s a real chance to feel the spirit of fantastic rock sound, working with Eric. I told him to mix my song just as he liked and he did it as I’d wished. It was a kind of the next step in my vision of my own music. ..."
"I enjoyed my experience working with Mike. He is courteous, timely and offers great advice. Most importantly, his work is extremely satisfactory - he pulled off the vision I had for the track very well. I highly reco..."
"My project was relatively large and boasted over an hour of music. I set a reasonable budget and received well over 30 proposals from some of the best mixing engineers Sound Better has to offer. I reviewed a lot of wo..."
"What can I say about Mike? He takes his time. But he does it for a reason. He will work with you until you are absolutely happy with your mix/master. I would highly recommend this engineer to anyone. He will take..."
"Out of all of the engineers, Wes was an OBVIOUS choice on the result of our single, "Control"!! My voice sounded crystal clear on every speaker we played!! (passed with flying colors) Even the samples we used in..."
"Eric was great to work with! He got to the job super fast and it sounded wonderful! I will be using him for my next mixing/mastering job for sure. You can hear the track here: http://aarongibson.bandcamp.com/track/sil..."
"Dustin really knows how to sing, and it was a pleassure working with him! fast delivery and great quality!"
"Tyler did a phenomenal job demoing the songs I sent him. Very professional, punctual, and easy to work with! "
"Jack Cole did a test master for me and it sounded beautiful, definetly and new client now and it the future. He does great work"
"Online Guitar Tracks, i.e. Lars, is a great guy to work with. Fast turnaround, dedicated, involved, very flexible, uncomplicated. Nice, clean, melodic guitar work. Not to mention that his price is a steal. Just booked..."
"Great Artist!"












