The Story
More Than Just
an Agent
Grant Griffiths is a Designated Managing Broker with O’Neil Property Group, bringing leadership and deep market expertise to the team. Grant plays a key role in supporting agents and clients alike, ensuring that every transaction meets the high standards OPG is known for.
With extensive experience in residential real estate across Kendall County and the western suburbs, Grant is dedicated to delivering results-driven service built on trust, transparency, and local market knowledge.
Get to Know Grant
The Personal favorites
Food
Bagels
Anytime of day!
TV Show
The Office
“Get busy living, or get busy dying.”
Local Spot
113 Main
Grant LOVES this place.
Favorite Team
Chicago Bears
Suffering is part of the experience.
hobbies
Gardening
Decaf from Dunkin. It’s the only way.
Candy
Kit Kat
Give me a break!
Areas of Expertise
🏠
Residential Sales
Expert guidance for buyers and sellers across Yorkville, Oswego, Plano, Montgomery, and surrounding communities.
📊
Market Analysis
In-depth local market knowledge and data-driven pricing strategies that maximize your return.
🚚
Relocation
Helping families and professionals relocate to the western suburbs with comprehensive support.
Success Stories
What Clients Say
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“Working with O’Neil Property Group was hands-down one of the best decisions my wife and I have ever made. Grant made the process seamless from start to finish.”
Jason M.
Yorkville Buyer
"
“Grant and his team sold my house very quickly and for more than I expected. His marketing strategy was incredible — professional photos, social media, the works.”
Emily R.
Oswego Seller
"
“What a great experience we had selling our home in Plano with O’Neil Property Group. Grant’s local knowledge is unmatched. He knew exactly how to position our property.”
Sarah & David K.
Plano Seller
Grant's Active Listings
Get in Touch
Work With
Grant
Whether you’re buying, selling, or just exploring your options — Grant and the OPG team are here to help. Fill out the form and we’ll be in touch within 24 hours.