Trusted Transitions with John Wahlen
Join John Wahlen as he shares the story behind Cornerstone Development, from its beginnings and goals to the ongoing work of creating beautiful, thoughtfully designed homes for our communities.
Creating Communities That Foster Convenient Living
A home is more than a place to live. It’s where we relax, connect, and make memories with family and friends. Inspired by this idea, Cornerstone Development creates thoughtfully designed, amenity-rich communities that enhance everyday living and foster effortless convenience and connection.
Overview: The Glen at Stonewall Farms
The Glen at Stonewall Farms in Grafton is a friendly, vibrant community of ranch-style condominiums set within 81 acres of scenic open space. Spacious, thoughtfully designed homes provide comfort and style, while shared amenities like a clubhouse, pool, and pickleball courts make it easy to connect with neighbors.
Overview: The Grove in River Hills
The Grove in River Hills is a welcoming, close-knit community of ranch-style condominiums set among 28 acres of beautiful conservancy. With spacious, thoughtfully designed homes in a peaceful, scenic setting, residents enjoy a friendly neighborhood atmosphere and shared amenities like a clubhouse, pool, and walking trails.
Fix-It Show: 9/6/2025
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Luau: The Glen at Stonewall Farms
Guests enjoyed delicious food, lively music, and great company, celebrating community and connection in style. From smiles to shared moments, it was an evening full of fun and memories for all who attended.
What’s Brewing: 8/12/25
Join Molly Faye as she visits Cornerstone Development in Grafton to explore this stunning community, The Glen at Stonewall Farms.
Discover Your Next Home—Ready When You Are
At Cornerstone Development, our move-in ready homes are beautifully finished, expertly crafted, and available now—no delays, no surprises.
Where Comfort, Community, and Lifestyle Meet
From inviting homes and modern finishes to vibrant gathering spaces and outdoor adventures, Cornerstone is where every detail works together to help you live the life you’ve always imagined.
Overview: The Glen at Standing Stone
Located in southern Waukesha, it features scenic walking paths, a tranquil community pond, and thoughtfully designed attached and standalone condominium homes.