SoCal Ultra Series


Yen Darcy

Yen Darcy



Nick Name: Yenergizer

Passion: Ultra Running Sport

Believes: Winner never quit; quitter never win

Start Running: 1990

Start Ultra Running: 2005

Complete: 250+ races (70+ Marathon, 140+ Ultra-Marathon)

2010-1013 So Cal Ultra Series Woman Mileage and Overall Champion

Director of SoCal Ultra Grand Prix Series

Co-RD of Chino Hills Trail Series

RD of Orange Curtain Endurance Run 100K / 50K / Marathon / 10K / 24H / 12H

USATF Mountain Ultra Trail (Master) Committee Chair, USATF Official

Chino Hills State Park Interpretive Association Board Member

Gary Hilliard

Gary Hilliard


MUT consultant

Gary started running Ultras in 1986. His wife, Pam, has been his Ultra crew since the 1988 Lake Tahoe 72-mile. He has completed over 100 marathons and 100 Ultra marathons.

Gary, a Civil Engineer (retired) lives in Wrightwood, California, with his wife Pam where they enjoy mountain life, hiking, and running.

He is the Race Director of the Angeles National Forest Trail Races and Co-Race Director of Angeles Crest 100-Mile Race, U.S. Forest Service Trail Boss, a former Director of the SoCal Ultra Grand Prix Series, and former USATF Mountain Ultra Trail (Masters) Committee Chair.

Jakob Herrmann

Jakob Herrmann



In November 2013 Jakob joined the SoCal Ultra Series team as a webmaster. He designed and coded this current website all by himself to give visitors the best access to our club.

Jakob is also an avid runner who started running in 2005. Since then he completed over 100 ultra marathons. He is also a RD of the Swiss Alps 100 in Switzerland.

He is also the founder and webmaster of penpalworld.com, which has over 3 million members, and ultraFanatics.com, an ultra runner's hangout.