Our Communities.

We’re Now Moving Dirt for The Glen at Park Circle in Franklin!
20180705 141440 300x225
Find out more! Call (262) 932-4188 or (414) 861-2241.

Our Models

Our Wisconsin condominium developers offer ranch-style condo floor plans varying in designs, construction features, and lifestyle.

Our innovative communities are designed to appeal to retirees, rising young executives and single-again buyers. Visit or call us to learn more about unique, comfortable, hassle-free living!

Schedule a Tour

Our main office is located at:
N63 W23849 Main Street in Sussex

Virtual tours are available for many of our models on this website. Or, to schedule an in-person tour of our models, simply click  “Visit Us”  and call the phone number of the community you would like to see. Thank you and we look forward to meeting you!

Welcome to Cornerstone’s Completed Neighborhoods!!

Great New Lifestyles Now Being Enjoyed Every Day!

Cornerstone Development is helping people build new lifestyles each and every day!  The “proof in the pudding” rests in how quickly our neighborhoods have been selling out.

Take a brief photo tour and see for yourself!

sold

Get to know The Glen at Cedar Creek

Cornerstone Development of SE Wisconsin proudly invites you to tour our newest community, The Glen at Cedar Creek in historic Cedarburg.

Single-Family homes located in a beautiful country setting.. just minutes from all of the conveniences you desire!

Aberdeen sm

Featured Model: The Aberdeen

Bedrooms: 2  Baths: 2  Laundry: Main level  Sq. ft.: 1,667

  • All
  • The Glen at Cedar Creek
  • The Glen at Park Circle
  • The Glen at Pellman Farm
  • The Glen of Greenfield
  • The Villas of Maplewood Terrace
  • The Woodlands at Greenfield
The Villas of Maplewood Terrace
Maplewood Elm 570x288
The Villas of Maplewood Terrace
Maplewood Fir 570x306

What our homeowners say about us.

Our company news

Keep up with the happenings at Cornerstone Development!

  • The Glen at Seven Stones Honored as ‘Best Development’ Sussex, WI – Cornerstone Development of SE Wisconsin LLC is excited and proud to announce that The

  • Apparently, Wisconsin is the place to go for an active, enjoyable life after age 50. At least, that’s what a new livability index from AARP says. Apparently, Wisconsi

  • Cornerstone Development Succeeds Offering Appealing Lifestyle Options One suburban condominium developer continues to enjoy remarkable success with ranch-style condominium

Learn more. Schedule a tour!