About Seashore Property Management
Our Expertise
Seashore Property Management is a locally owned, full-service property management company based in Newport Beach, California. The company is led by husband-and-wife team Sean and Whittney Jarne, who bring complementary experience in real estate, marketing, and day-to-day operations.
Sean has more than 25 years of experience in real estate and has closed over $300 million in property sales. As a licensed broker, he provides deep market knowledge, strong negotiation skills, and a practical understanding of how to manage and protect real estate investments across Orange County.
Whittney is a licensed realtor with a background in marketing, digital design, and brand development. Before entering real estate, she worked as a marketing manager and development consultant in med-tech and other industries. She oversees property marketing, branding, and client communications, with a focus on clarity, consistency, and results.
The team lives in Newport Beach with their daughters and maintains close ties to the local community. Seashore Property Management was founded to help homeowners and investors maximize the value of their properties while reducing the stress that often comes with management. The company is fully licensed and insured and approaches every property with care, attention to detail, and long-term thinking. Whether managing short-term rentals, long-term tenants, or ongoing property operations, Seashore Property Management provides reliable, hands-on support at every stage.