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50+ Years
experience
Emergency
services
Your Trusted Insurance Partner 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 understand their unique needs, offering tailored insurance solutions for individuals and small businesses.

With expertise spanning personal and commercial insurance, we represent multiple carriers to ensure comprehensive coverage. Our dedication to personalized service, local community involvement, and innovative solutions has established us as a trusted name across California. We focus on providing peace of mind through customized policies, 24/7 availability, and a commitment to transparency and client satisfaction.
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 50+ years of combined insurance expertise in personal and commercial coverage.
  • Our team provides 24/7 availability for emergencies and client consultations.
  • We represent multiple insurance carriers to ensure competitive rates and options.
  • Our local knowledge serves Seal Beach and California-wide client needs effectively.
  • We prioritize personalized service with policies tailored to individual client circumstances.
What people say
Great auto insurance rates Exceptional customer service Tailored insurance solutions 24/7 availability Trusted local agency
Services
Home Insurance
Protect your home and belongings with customizable policies covering fire, theft, natural disasters, and liability risks. We offer replacement cost coverage, flood insurance, and scheduled personal property protection for high-value items. Our policies ensure financial security for homeowners facing unexpected events, with options for additional living expenses during repairs.
Auto Insurance
Comprehensive auto coverage for collision, theft, and liability claims. We provide bodily injury and property damage liability, uninsured motorist protection, and physical damage coverage. Our policies include rental reimbursement and customized options for classic cars, ensuring protection for drivers with diverse needs and vehicle types.
Business Insurance
Specialized insurance for small businesses with 25 employees or fewer. We offer business owners policies, general liability, workers' compensation, and commercial auto insurance. Our solutions protect against property damage, legal liabilities, and operational disruptions, with tailored options for asset protection and risk management.
Watercraft Insurance
Comprehensive protection for boats and watercraft against collision, theft, and environmental damage. Policies include liability coverage for property damage and injuries, towing assistance, and pollution liability. We offer agreed-value policies and coverage for personal property on board, ensuring financial security for recreational and commercial watercraft owners.
Classic Car Insurance
Specialized policies for collector, antique, and classic vehicles. Coverage includes agreed-value payouts, authentic parts replacement, and limited-use protection. We ensure proper valuation and restoration support for rare vehicles, with flexible terms for exhibition and parade use rather than daily driving.
People
Kori DeLeon
President
With over two decades of leadership, Kori DeLeon focuses on building client relationships, customizing insurance solutions, and maintaining exceptional service standards at RTI Insurance Agency.
Trish Diaz
Agent
Licensed insurance professional providing personalized coverage options and expert guidance to clients seeking comprehensive personal and business insurance solutions.
Raymond Terpstra
Founder
Established RTI Insurance Agency in 1971, setting foundational principles of community service and client-focused insurance solutions that continue guiding the agency's operations.
Daren DeLeon
Customer Satisfaction
Dedicated to resolving client issues and ensuring smooth policy management processes for RTI Insurance Agency's personal and commercial insurance clients.
Alex DeLeon
Customer Satisfaction
Focuses on policy administration and client support, maintaining RTI Insurance Agency's commitment to accessible, responsive insurance services.
Questions
What types of insurance does RTI Insurance Agency offer?
We provide personal insurance (home, auto, classic car, motorcycle, watercraft) and business insurance (BOP, liability, workers' comp, commercial auto).
Do you serve areas outside Seal Beach?
We primarily serve clients within 50 miles of Seal Beach and offer coverage statewide across California.
Can I get insurance for a collector car?
Yes, we specialize in classic car insurance with agreed-value coverage and authentic parts protection.
Are you available for emergencies?
Yes, we offer 24/7 availability via text and email for urgent insurance needs.
How do I file a claim?
Contact our team through the 24/7 client center or call 562-498-1301 for immediate claims assistance.
Do you work with multiple insurance companies?
As an independent agency, we represent multiple carriers to find you the best coverage options.