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Award Winning Developer
2015 BEST NEW DEVELOPMENT OF THE YEAR!
The Glen at Seven Stones in Sussex
ABOUT CORNERSTONE DEVELOPMENT
Wisconsin Condominium Communities
Cornerstone Development, headquartered in Pewaukee, is the pre-eminent developer and builder of ranch-style Wisconsin condominium communities. Founder, John Wahlen began building single-story condominiums in the Milwaukee area in 2005, responding to the demographic and cultural changes transforming our society,
Our Wisconsin condominium developers offer ranch-style condo floor plans varying in designs, construction features, and lifestyle. This appeals to retirees, rising young executives and single-again buyers. Each neighborhood condo community includes an on-site clubhouse with a fitness center, community room and outdoor amphitheater, giving residents a carefree lifestyle.
Cornerstone Development’s team utilizes over 25 years of engineering, construction, sales and development management with a highly successful track record of neighborhood creation in southeastern Wisconsin. Our Wisconsin condominium developers proudly bring you “The Glen’s” in the Oconomowoc,WI and Mukwonago, WI municipalities. Cornerstone Development strives to provide an exceptional community of single story living to create an environment where people enjoy a carefree lifestyle, an enriched life, and a neighborhood offering a remarkable experience.
2015 EPCON SERVICE EXCELLENCE AWARD WINNER!
The Glen of Greenfield!
The Glen at Cedar Creek in Cedarburg!