Daiju Yamaguchi Yoshino leads the agency with a strong commitment to helping individuals, families, and business owners protect what matters most. With years of experience in the insurance industry, he focuses on building long-term relationships through honest guidance, personalized service, and dependable coverage solutions tailored to each client’s needs.

As the owner of Daiju Yoshino Insurance Agency and Financial Services, Daiju works closely with clients to simplify complex insurance decisions and provide coverage options that support financial security and peace of mind. He takes pride in serving the San Diego community with professionalism, transparency, and a customer-first approach.

Outside of the office, Daiju enjoys spending time with family, supporting the local community, and continuing to grow a team dedicated to exceptional client care. His goal is to create an agency environment where clients always feel informed, supported, and valued throughout every stage of life.

Jon Remmer serves as the Agency Operations Manager at Daiju Yoshino Insurance Agency, where he supports daily operations, client service, workflow management, and team coordination. With over four years of experience at the agency, he plays an important role in keeping the office organized, responsive, and focused on providing reliable support.

Born and raised in Japan, Jon brings a strong background in hospitality and customer care to his work in the insurance industry. His detail-oriented and service-focused approach helps him support both clients and team members with clear communication, organization, and professionalism.

Jon is passionate about serving the local community and helping clients feel confident throughout their insurance experience. He values building strong relationships, creating positive client interactions, and supporting the agency’s mission of providing personalized service clients can trust.

Born and raised in New York City, Jaime Castaneda brings a high-energy, results-driven approach to the commercial sales team in San Diego. He works closely with business owners to help them navigate coverage options and build insurance solutions designed to protect their operations, employees, and long-term goals.

With experience across multiple industries, Jaime understands the importance of customer service, communication, and reliability when helping clients make important business decisions. He specializes in helping companies find tailored commercial insurance coverage while providing a smooth and supportive client experience from start to finish.

Outside of work, Jaime enjoys film, music, motorcycles, and spending time exploring San Diego. Since moving to California in 2022, he has embraced the local lifestyle and values building meaningful connections within the community he now proudly calls home.

Matt Diamond brings extensive experience in financial services, client relations, and business leadership to the Daiju Yoshino Insurance Agency team. He helps individuals, families, and business owners better understand their options so they can make confident decisions about protecting their future.

Matt’s background gives him a strong understanding of financial planning, customer service, and long-term relationship building. He focuses on listening carefully, explaining options clearly, and helping clients find solutions that align with their personal and business goals.

Outside of work, Matt is most proud of being a father to two talented and successful daughters. His dedication to family carries into his professional approach, where he values trust, consistency, and helping others prepare for what matters most.

Chad Starling works closely with business owners to provide tailored insurance coverage solutions designed to protect their operations and long-term success. His approachable personality and dedication to customer service help clients feel comfortable and confident throughout the insurance process.

Before entering the insurance industry, Chad served as a Navy Officer, worked as a commercial and residential solar consultant, and has taught and coached wrestling for years at local high schools. His leadership background, discipline, and commitment to teamwork continue to shape the way he supports clients and collaborates with the agency team each day.

Outside of work, Chad enjoys spending time with his family and staying involved in the local community. As a husband and father of two boys, he values hard work, reliability, and building meaningful relationships both professionally and personally.

Andrea Soto is an Insurance Professional with the Daiju Yoshino Insurance Agency team. She helps clients navigate their insurance options with a clear, friendly, and supportive approach, making the process feel easier and more approachable.

Andrea focuses on providing dependable service and thoughtful communication for individuals, families, and business clients. She is committed to helping clients feel informed, confident, and cared for when reviewing their coverage needs.

As part of the agency team, Andrea values building trust and creating positive client experiences. Her goal is to provide helpful guidance and reliable support while helping clients protect their daily needs.

Sam Shenassa brings years of client service and sales experience to the agency, helping customers feel supported and informed throughout their insurance experience. His professional yet personable approach allows him to assist clients with care while delivering dependable service every step of the way.

Before joining the insurance industry, Sam worked in commercial pest control and the logistics field. He also earned a Biology degree from DePaul University in Chicago, Illinois, and spent time working with Chicago Public Schools teaching middle school math and science. His diverse background gives him a unique perspective when helping clients navigate important coverage decisions.

Sam relocated from Chicago to San Diego in 2022 and enjoys spending time outdoors with his wife and their dog, Jury. He remains passionate about learning more about the insurance industry while continuing to provide exceptional service to the agency’s valued clients.

Isaac Muñoz was born and raised in San Diego and is passionate about helping individuals and families build a more secure financial future. As a Life Insurance Professional, he brings a client-focused and goal-oriented approach to every conversation.

Alongside his work in the life insurance industry, Isaac is currently pursuing a degree in Management Information Systems. His background gives him a thoughtful, detail-oriented perspective when helping clients understand their options and make informed decisions.

Isaac believes financial protection starts with understanding each client’s unique goals and creating strategies that support their long-term future. His focus is on providing personalized guidance and helping clients feel confident about decisions that align with their financial objectives and future aspirations.

Ariana Raz serves as a Commercial Account Manager, working closely with business owners to provide responsive service, personalized support, and reliable insurance solutions. She is dedicated to helping clients protect their operations while making the insurance process approachable and easy to understand.

Fluent in Spanish, Ariana values strong communication and relationship-building with every client she works with. Her professional and friendly approach allows her to assist businesses with confidence while ensuring clients feel supported throughout every step of their coverage journey.

Ariana is passionate about delivering exceptional customer service and helping local businesses succeed. She takes pride in creating positive client experiences through organization, consistency, and a genuine commitment to helping others protect what matters most.

Montse Figueroa specializes in commercial insurance renewals and client service, helping business owners find coverage solutions that align with their unique operational needs. She is passionate about providing clear communication, dependable support, and a seamless insurance experience for every client she assists.

As a bilingual Spanish-speaking professional, Montse takes pride in helping clients feel informed and confident throughout the insurance process. Her attention to detail and commitment to customer care allow her to build strong relationships while supporting businesses across a wide range of industries.

Montse graduated from the University of San Diego with a degree in Finance and a minor in Law and Ethics. She has been working in the insurance industry for several years and remains dedicated to helping clients protect their businesses while continuing to grow professionally within the field.

Originally from Guam and proud to call San Diego home, JR has built his career around helping people navigate some of life’s biggest milestones with trust, clarity, and a relationship-first approach.

His background in real estate gave him firsthand insight into the challenges homeowners face long after the keys are handed over. Wanting to provide clients with more complete guidance and long-term value, JR expanded into insurance to help protect not just the home, but the life, family, and future built around it.

Known for being approachable, dependable, and easy to talk to, JR focuses on making real estate and insurance feel less transactional and more personal. Whether helping clients navigate the California housing market, understand their coverage options, or prepare for the unexpected, his goal is simple: to be a trusted resource people can rely on long after the transaction is complete.

Yumemi is originally from Japan and is proud to be part of the Daiju Yoshino Insurance Agency team. After moving to the United States in 2019, she gained firsthand experience navigating a different language, culture, and many important life decisions. Because of that, she understands how valuable it is to have someone you can trust and communicate with comfortably when it comes to insurance and financial protection.

Her goal is to help individuals, families, and business owners feel informed, supported, and confident when reviewing their insurance options. She believes insurance should not feel complicated or overwhelming, and she strives to provide clear communication and personalized service.

Outside of work, Yumemi enjoys gardening, spending time with her family, and continuing to learn and grow professionally. She looks forward to helping clients protect what matters most and serving as a trusted resource for those she has the opportunity to assist.