Our Team
Abby Burtness, Managing Broker
Abby Burtness is the founder and managing broker of Theory Realty Group, a boutique, client-focused real estate brokerage with a presence in Southern California’s North County Coastal market and Southwestern Idaho. With a deep passion for connecting people to places, Abby has built her career on the belief that real estate is more than transactions it’s about creating meaningful, lasting relationships.
Dual-Market Expertise
Abby’s unique ability to serve clients seamlessly across coastal Southern California and Southwestern Idaho sets her apart. From luxury coastal properties in Carlsbad and Rancho Santa Fe to scenic homes and investment opportunities in Idaho’s growing communities, Abby brings a nuanced understanding of market trends, local dynamics, and lifestyle-driven decisions that empower her clients to make informed choices.
Relationship-Driven Service
Known for her personalized approach and deep commitment to her clients, Abby treats every buyer, seller, and investor as a valued partner in the real estate journey. Her clients consistently describe her as approachable, responsive, and fiercely dedicated, someone who goes above and beyond to ensure that every detail is handled with precision and care.
Entrepreneurial Vision & Leadership
As a broker-owner, Abby blends her love of community with sharp business acumen, fostering an environment where innovation, collaboration, and boutique level service thrive. Her passion for branding, marketing, and strategic growth has made Theory Realty Group a trusted name in two competitive markets, while her hands-on mentorship supports a growing team of like-minded, client-first agents.
Passion Meets Purpose
For Abby, real estate is the perfect balance of heart and strategy—the opportunity to help families find their dream homes while also guiding investors through complex, high-value decisions. It’s that combination of personal connection and professional expertise that continues to drive her success and inspire her work every day.
DRE#: 02058869
Andrew Hannan, Real Estate Advisor
Meet Andrew Hannan, a passionate and approachable real estate professional specializing in North County Coastal residential real estate. As an agent with Theory Realty Group, Andrew blends his love for the community he calls home with a deep commitment to helping clients navigate one of life’s most meaningful milestones—finding the perfect home.
Local Expertise & Authentic Connection
Andrew’s connection to North County Coastal runs deep. Living and working in the area gives him a unique perspective and allows him to offer genuine, hyper-local insight to his clients. He doesn’t just sell homes here—he lives the lifestyle, understands the neighborhoods, and celebrates everything that makes this part of San Diego County so special.
Heart and Business, Perfectly Balanced
For Andrew, real estate is more than just a career—it’s a calling. He finds immense fulfillment in guiding people to spaces where they can build their lives and memories. This personal passion is perfectly balanced by his keen interest in real estate as an investment, where he brings sharp business acumen and thoughtful strategy to every transaction.
A Client-First Approach
Known for his approachable demeanor and solution-focused mindset, Andrew prioritizes communication, integrity, and personalized service. His clients know they have an advocate in their corner—someone who listens, understands, and works tirelessly to make their real estate goals a reality.
Driven by Passion
Whether it’s helping a first-time buyer find the perfect starter home or advising seasoned investors on their next opportunity, Andrew brings energy, empathy, and expertise to every interaction. Real estate combines everything he loves—people, community, and the excitement of possibility—and he wouldn’t have it any other way.
DRE#: 01872542