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Your Trusted Independent Insurance Agency in Seal Beach, CA
For nearly five decades, RTI Insurance Agency has been committed to delivering high-quality insurance services combined with competitive rates. Founded in 1971 by Raymond Terpstra, our agency has consistently prioritized serving others, building long-term relationships, and actively contributing to the Seal Beach, CA community. Our team works closely with clients to provide personalized solutions tailored to their unique needs, ensuring peace of mind through comprehensive coverage. As an independent agency, we represent multiple carriers, offering a wide range of personal and business insurance products. Our expertise spans home, auto, classic car, motorcycle, watercraft, and commercial insurance, with a focus on small businesses with 25 employees or fewer.

We emphasize transparency, ethical practices, and 24/7 availability to support clients during critical moments. Our leadership, including President Kori DeLeon, brings decades of experience and a dedication to excellence. We serve California statewide while maintaining a strong local presence within a 50-mile radius of Seal Beach. Our mission remains rooted in protecting clients' assets and fostering trust through reliable service and community engagement.
Services
Home Insurance Auto Insurance Classic Car Insurance Motorcycle Insurance Watercraft Insurance Business Owners Insurance Commercial Property Insurance General Liability Insurance Workers Compensation Insurance Business Auto Insurance
Details
  • Year established: 1971
Highlights and features
  • We offer 24/7 availability by text and email for urgent insurance needs.
  • We specialize in personalized insurance solutions tailored to your unique needs.
  • We represent multiple carriers to provide competitive rates and diverse options.
  • Our team has over 50 years of combined experience in the insurance industry.
  • We prioritize community involvement and ethical, transparent business practices.
What people say
Great auto insurance rates Trusted agency Highest quality service Peace of mind Tailored solutions
Services
Home Insurance
Our home insurance policies protect your property against fire, theft, and natural disasters while covering liability for accidents on your premises. We offer replacement cost coverage, personal property protection, and additional living expense reimbursement. Tailored options include flood insurance, umbrella policies, and coverage for high-value possessions, ensuring comprehensive protection for your primary or secondary residence.
Auto Insurance
We provide auto insurance covering bodily injury liability, property damage, and physical damage from collisions or comprehensive events. Optional add-ons include uninsured motorist protection, rental reimbursement, and roadside assistance. Our policies cater to standard vehicles, offering customizable limits and deductibles to balance protection and affordability for personal and business use.
Business Insurance
Our business insurance solutions protect small enterprises with up to 25 employees. Coverage includes general liability, commercial property, workers' compensation, and business auto policies. We specialize in risk management for property damage, liability claims, and operational disruptions, ensuring businesses maintain continuity and financial stability through unexpected events.
Classic Car Insurance
Designed for vintage vehicles, this policy offers agreed-value coverage, authentic parts replacement, and limited-use protection. We ensure classic cars receive specialized care for restoration costs and unique risks while excluding daily driving exposure. Coverage extends to exhibitions, parades, and storage, preserving your investment with tailored terms.
Watercraft Insurance
Our watercraft insurance covers physical damage, liability for third-party injuries, and pollution cleanup. Optional towing assistance, personal property coverage, and hurricane haul-out protection ensure comprehensive maritime risk management. Policies apply to various vessels, including yachts and personal watercraft, with agreed-value settlements for total losses.
People
Kori DeLeon
President
Kori DeLeon leads RTI Insurance Agency with over two decades of experience, focusing on personalized client relationships and customized insurance solutions. She emphasizes community engagement and holds California Insurance License #0C20732.
Trish Diaz
Agent
Trish Diaz serves as an insurance agent with expertise in policy selection and risk assessment. She holds California Insurance License #0795756 and supports clients in finding affordable, comprehensive coverage.
Raymond Terpstra
Founder
Raymond Terpstra established RTI Insurance Agency in 1971, building a foundation of integrity and client-focused service. His legacy continues through the agency's commitment to quality insurance solutions.
Daren DeLeon
Customer Satisfaction
Daren DeLeon focuses on client support and claims resolution, ensuring timely assistance and adherence to policy terms. He contributes to RTI's reputation for reliable service.
Alex DeLeon
Customer Satisfaction
Alex DeLeon specializes in post-purchase client care, addressing policy adjustments and service inquiries to maintain high customer satisfaction levels within the agency.
Questions
What types of insurance does RTI Insurance Agency offer?
We provide personal insurance (home, auto, motorcycle, watercraft, classic car) and business insurance (general liability, commercial property, workers' compensation, business auto).
How can I get a quote?
Request a free quote online or contact us directly for personalized coverage recommendations and pricing.
Do you serve areas outside Seal Beach?
We primarily serve clients within a 50-mile radius of Seal Beach and offer coverage statewide across California.
Are you available after regular business hours?
Yes, we provide 24/7 availability by text and email for urgent insurance needs.
What makes RTI an independent agency?
We partner with multiple carriers to offer diverse options, ensuring competitive rates and customized coverage for each client.