Contact Us

Blenheim EquiSports Show Office – San Juan Capistrano, CA

Horse Show Office:
(949) 299-7219

Horse Show Office/Secretary:
Retha Sternberg

STALLS – and Horse Show Feed/Bedding:

NIGHTWATCH – Joanne Schreiber –
818-400-4338 OR

For Shipping-UPS, FEDEX

Prior To November 13, 2021
YOUR NAME, ATTN Blenheim EquiSports; 30753 La Pata Rd, San Juan Capistrano, CA 92675

For US Postage Service

Blenheim EquiSports
30767 Gateway Place #162
Rancho Mission Viejo, CA 92694


VP of Operations
Stephanie Lightner
Phone: 949-299-7219

Blenheim Facility Manager
Jose Castillo
Phone: 951-375-7880



Director Of Service Excellence
Trejsi DeGuire
Phone: 949-400-9388

Hospitality & Vendor Relations
Camille Schenk

Marketing & Public Relations
David Portener

Feed & Bedding
Phone: 949-299-7219

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