2024–present — Released Lakeside Sessions; grew annual listenership from 70K to over 10M. Appearances at Imagine Fest and the yoga/wellness festival circuit. Active member of Tea Leaves, a San Francisco collaborative featuring members of Tea Leaf Green and ALO.

2011–2020 — In regular rotation at Phil Lesh's Terrapin Crossroads; sit-ins with Phil Lesh. Featured Weissenborn performances alongside Anders Osborne. Six recording commissions (60 songs) for Google/YouTube. Yoga festival performances including Wanderlust. Solo releases; "Fresh Fallen Snow" surpasses 20 million streams.

2010 — Signed to Real Music, international well-being and acoustic label. Highest Spotify placement rate on artist roster. 

2008 — Released Seahorse Rodeo in collaboration with Mark Degli Antoni (Soul Coughing / David Byrne). Cover feature in the San Francisco Chronicle.

2004–2012 — San Francisco scene; guitarist with Larkin Gayl and Jerry Hannan. Collaborations with Sean Penn.

2000 — UK tour with Ken Kesey; subject of a BBC documentary.

1999–2003 — Lead guitarist with Melvin Seals, who held the organ chair in the Jerry Garcia Band for two decades.

1989–1997 — National touring with Jambay, including landmark venues and festivals: the Fillmore, RCKNDY, Great American Music Hall, HORDE Tour, Oregon Country Fair, High Sierra Music Festival, and Bumbershoot.