Representative sample below, for a more complete list please see Erick's profile on AllMusic.com.

The Mae Trio, Take Care, Take Cover, 2017

Malcolm Holcombe, Pretty Little Troubles, 2017

Darrell Scott, Couchville Sessions, 2016

The Harmonic Tone Revealers, 2016

Darrell Scott, 10 Songs of Ben Bullington, 2015

Wood & Wire, The Coast, 2015

Laura Cortese, All in Always, 2015

Lena Jonsson & Brittany Haas, Lena Jonsson & Brittany Haas, 2015

Front Country, Sake of the Sound, 2014

Mark Erelli, Milltowns, 2014

Gina Aspenes, Inertia, 2013, Grappa Records

* 2014 Spellemann Nomination (Norwegian Grammy), Best Blues Album

Della Mae, This World Oft Can Be, 2013, Rounder Records

* 2014 GRAMMY Nominated, Best Bluegrass Album

Wood & Wire, Wood & Wire, 2013

The Deadly Gentlemen, Roll Me Tumble Me, 2013 Rounder Records

Camilla, Caroline Herring, 2012, Signature Sounds

ORBO & the Longshots, Prairie Sun, tba 2012, Grappa Records

Crooked Still, Friends of Fall, 2011, Signature Sounds

Claire Lynch, Watcha Gonna Do, 2009, Rounder Records

* 2010 IBMA Nominee for Female Vocalist of the Year, Song of the Year, and Recorded Event of the Year

The Gibson Brothers, Ring the Bell, 2009, Compass Records

* 2010 IBMA Nominee for Vocal Group of the Year, Album of the Year, Song of the Year, and Gospel Recorded Performance of the Year

Dale Ann Bradley, Don’t Turn Your Back, 2009, Compass Records

* 2010 IBMA Nominee for Female Vocalist of the Year

ORBO & the Longshots, Live 10, 2010, Grappa Records

Colin Hay, American Sunshine, 2009, Compass Records

John Doyle & Liz Carroll, Double Play, 2009, Compass Records

* Grammy Nominated

Alison Brown, The Company You Keep, 2009, Compass Records

* Grammy Nominated

Crooked Still, Live, 2009, Signature Sounds

Orbo & the Longshots, High Roller, 2008, GrappaRecords

* 2009 Spelleman Winner (Norwegian Grammy), Best Blues Album (co-produced and engineered)

Crooked Still,  Still Crooked, 2008, Signature Sounds

Infamous Strindusters, the Infamous Stringdusters, 2008, Sugar Hill

The Waifs, Sun Dirt Water, 2007, Compass Records

Russ Barenberg, When At Last, 2007, Compass Records

* Grammy Nominated

Shooter Jennings, Wolf,  2007, Universal South

Tony Trischka, Double Banjo Bluegrass Spectacular, 2007, Rounder Records

* Grammy Nominated

Jeffrey Steele, Outlaw, 2004, indie

The Chieftains, Down the Old Plank Road, 2002, RCA Victor