Tri-Valley Real Estate Experts – Discover Luxury Living

Eleven real estate team members pose in a modern kitchen, dressed in coordinated neutral-colored outfits.

Two real estate agents pose in front of a patterned stone fireplace wall.

Get to Know

McGuire Olson Real Estate Team

Two top- producing brokers, one unstoppable team. Same trusted service, now with even MORE of what matters most. The MORE team is a powerhouse of 11 highly trained real estate professionals, consistently ranked as the #1 producing Compass Team in the Tri Valley, who are dedicated to providing you with MORE exceptional service, MORE elevated strategy, and MORE unmatched results. Formed by industry leaders Tim McGuire and Lori Olson, our team is built on a foundation of excellence and a deep commitment to serving our community with integrity, innovation, and heart. Our team speaks 10+ languages, allowing us to expertly negotiate and connect with a diverse range of buyers and sellers. We believe in doing MORE—Marketing, Outreach, Results, and Expertise—to deliver maximum value to every client. From strategic pricing and tailored marketing to expert negotiation and concierge-level service, we consistently help our clients achieve the highest possible price for their home. Our passion extends beyond property. We're deeply committed to giving back—supporting over 100 children worldwide, contributing to numerous charities, and staying actively engaged in the communities we serve. Whether you're buying, selling, or investing, we’re here to guide you with experience, care, and proven results.

Let us show you what it means to work with a team that truly does MORE.

Meet the Team

Our Accolades

Top 1%

Teams in the Nation (WSJ)

#1

Compass Team in the Tri Valley (MLS)

$155M+

Sales in 2025

$2B+

Career Sales Volume

1.8K+

Family's Real Estate Dreams Come True

100+

Children Sponsored Around The World

Leading 1%

Real Estate in the Nation

What Our Clients Say

If you are looking for a real estate agent who goes above and beyond, look no further- Tim McGuire and his team! We have known Tim last 10 years. He helped us get our first home and now helped us with our next. One of the best things about Tim is his patience and genuine care. He made sure to understand our needs and our priorities to and even gave us valuable advice. We looked at quite a few houses but ...

— Buyer

What Our Clients Say

When my wife and I were thinking about selling our home, we knew immediately who we were going to call. I considered Tim, "Mr. Country Faire!" He seems to have a hand in representing most of the buyers and sellers of homes in our area. Tim's reputation preceded itself. His knowledge of our neighborhood was impressive. Tim made the home-selling experience remarkably smooth. From our initial meeting to the...

— Casey

What Our Clients Say

Once I decided to place my home on the market, I engaged in a very thorough screening and interview process of the most highly regarded agents in my area before selecting Sandy. Choosing Sandy was the first brilliant decision I made. The second was to commit to deferring to Sandy’s guidance on all matters pertaining to the sell of my home. Sandy’s knowledge, experience and expertise were evident in every...

— Seller

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