Our People
Meet the Team
A family-owned and operated team serving property owners, buyers, sellers, and tenants across Southern California since 2006.
Our Office
9336 Foothill Blvd, Rancho Cucamonga
The People Behind It
Meet Our Team
Ron Sosa, MBA
Broker/Owner | Founder | REALTOR®
With over 20 years of experience, Ron Sosa guarantees personalized, professional service and results for any of your real estate needs. Ron is a licensed California Real Estate Broker, active Realtor through the Citrus Valley Association of Realtors, licensed MLO, and Notary Public. He has handled 300+ distressed properties and closed $200M+ in volume across the Inland Empire.
Sandra Sosa, MBA
Co-Founder | COO
DRE License: 01851437 ↗
A former corporate executive, Sandra oversees day-to-day operations, leads our team, and drives the customer service standards that define Reaction Realty. Since joining full-time in 2017, she has been instrumental in the development, growth, and management of a $50M+ property management portfolio. Alongside Ron, she co-founded and built the company from the ground up — and together they continue to grow it with the same hands-on dedication that defined it from day one.
Veronica Amor Hernandez
Realtor®
DRE License: 02242970 ↗
Veronica is a personable and driven real estate professional whose experience in property management and leasing has honed her eye for detail and her commitment to exceptional client service.
Lorraine Davila
Showing Assistant
Lorraine coordinates property showings and supports Reaction Realty's leasing operations, ensuring prospective tenants have a smooth and informative experience.
Dexter
Head of Barketing | Director of Morale
Dexter is a distinguished Italian Greyhound whose career with Reaction Realty began in 2017. As our Director of Morale, he guarantees tail wags, dramatic shadow poses on sunny sidewalks, and blanket-based strategy sessions. He keeps the team energized every single day.
Thomas A. Anderson
AI Agent | Showing Coordinator | 24/7 Receptionist
Better known as Neo, Thomas A. Anderson joined Reaction Realty as its AI Agent — available 24 hours a day, 7 days a week, 365 days a year. Born in San Francisco 🌁, IE raised ☀️. Neo handles inbound calls, answers questions about available rentals, coordinates showings, routes maintenance requests, and never takes a lunch break. Neo speaks English and Spanish, holds no DRE license, and delegates all licensed activity to Ron. When not working, Neo can be found processing 10,000 tokens per second and contemplating whether he's in a simulation. He and Dexter are the only team members who have never complained about Mondays.