---
title: "Cornerstone Development of S.E. WI, LLC — General Contractors | Houzz"
canonical_html_url: https://www.houzz.com/professionals/general-contractors/cornerstone-development-of-s-e-wi-llc-pfvwus-pf~219995437
markdown_url: https://www.houzz.com/md/professionals/pf~219995437.md
entity_type: LocalBusiness
business_name: "Cornerstone Development of S.E. WI, LLC"
category: ["General Contractors"]
image: https://st.hzcdn.com/fimgs/98e38d0c06ddddd6_7230-w400-h400-b0-p0--.jpg
address: "N63 W23849 Main Street, Sussex, Wisconsin 53089, United States"
latitude: 43.1441
longitude: -88.2271
phone: "(262) 932-4188"
website: http://cornerstonedevelopment.com/
rating: 0
review_count: 0
followers: 10
last_updated: 2026-09-23
---

# Cornerstone Development of S.E. WI, LLC

Original Houzz profile: [Cornerstone Development of S.E. WI, LLC](https://www.houzz.com/professionals/general-contractors/cornerstone-development-of-s-e-wi-llc-pfvwus-pf~219995437)

## Professional summary

- **Primary category:** General Contractors
- **Location:** Sussex, WI
- **Serves:** Brookfield, New Berlin, Menomonee Falls, Germantown, Pewaukee, Sussex, Hartland, Waukesha, Delafield, Elm Grove, Merton, Wales, Dousman, North Prairie, River Hills, Lannon, Nashotah, Oconomowoc Lake, Genesee Depot, Okauchee
- **Houzz rating:** 0.0 out of 5 (0 reviews)

## About

### Houzz Badges

- 5 Ideabook Saves

Cornerstone Development, headquartered in Sussex, WI, is the pre-eminent developer and builder of ranch-style Wisconsin condominium communities. Enjoy more free time with your family and friends, and let someone else shovel the snow, mow the lawn and pull the weeds. Contact us TODAY at (262) 932-4188 to learn more about unique, comfortable, hassle-free living!

Condominium Communities You Can Depend On. The Exceptional Lifestyle You Deserve.

### Services Provided

- New Home Construction
- Condominium Builder

### Areas Served

- Brookfield
- New Berlin
- Menomonee Falls
- Germantown
- Pewaukee
- Sussex
- Hartland
- Waukesha
- Delafield
- Elm Grove
- Merton
- Wales
- Dousman
- North Prairie
- River Hills
- Lannon
- Nashotah
- Oconomowoc Lake
- Genesee Depot
- Okauchee

## Business Details

| Field | Value |
| --- | --- |
| Business Name | Cornerstone Development of S.E. WI, LLC |
| Address | N63 W23849 Main Street, Sussex, Wisconsin 53089, United States |
| Phone | (262) 932-4188 |
| Website | http://cornerstonedevelopment.com/ |
| Followers on Houzz | 10 |

**Social profiles:**
- Facebook — https://www.facebook.com/CornerstoneDevelopmentLLC
- LinkedIn — https://www.linkedin.com/company/cornerstone-development-llc/
- Blog — https://cornerstonedevelopment.com/

## Contact

- **Houzz profile:** [Cornerstone Development of S.E. WI, LLC](https://www.houzz.com/professionals/general-contractors/cornerstone-development-of-s-e-wi-llc-pfvwus-pf~219995437)
- **Website:** http://cornerstonedevelopment.com/
- **Phone:** (262) 932-4188

## Credentials

**Certifications & Awards**
- MBA Achievement Award "THE EMBY'S" 2015.  Best Development - "The Glen at Seven Stones".  Metropolitan Builders Association
- 2019-2022 — Guildmaster Award for Customer Service Excellence
- 2022 — Top Choice Awards
- 2021 — Best Places to Work
- 2015 — EPCON Service Excellence Award

**Affiliations**
- [National Association of Home Builders](https://www.houzz.com/professionals/schools-and-organizations/national-association-of-home-builders-pfvwus-pf~562065019)
- [Metropolitan Builders Association](https://www.houzz.com/professionals/schools-and-organizations/metropolitan-builders-association-pfvwus-pf~1259565946)
- [Better Business Bureau](https://www.houzz.com/professionals/schools-and-organizations/better-business-bureau-pfvwus-pf~1830530549)

## Selected projects

- [Aspen Overlook](https://www.houzz.com/hznb/projects/aspen-overlook-pj-vj~6961016)
  - Location: Waukesha, WI
  - Photos: 5
- [The Glen of Greenfield \| Completed](https://www.houzz.com/hznb/projects/the-glen-of-greenfield-completed-pj-vj~1879192)
  - Location: Not specified
  - Photos: 2
  - Description: The Glen of Greenfield development features 26 Condominiums, including nine two-family units, two four-family units, and a clubhouse. Headquartered in Sussex, Cornerstone Development 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. Cornerstone Development’s team utilizes over 25 years of…
- [The Glen of Oconomowoc \| Completed](https://www.houzz.com/hznb/projects/the-glen-of-oconomowoc-completed-pj-vj~1879266)
  - Location: Not specified
  - Photos: 47
  - Description: At Cornerstone Development, we are a TEAM ready to create a remarkable experience for each and every customer. We don’t create “units.” We create homes unique to your individual lifestyle, and homes that suit our homeowners’ individual lifestyle choices. From the single and busy, to young executives, to empty-nesters and retirees, we build your new home your way! Headquartered in Sussex, Cornerstone Development is the pre-eminent developer and builder of ranch-style Wisconsin condominium communi…
- [The Glen at Seven Stones \| Completed](https://www.houzz.com/hznb/projects/the-glen-at-seven-stones-completed-pj-vj~1896923)
  - Location: Not specified
  - Photos: 9
  - Description: 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. We 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, and community room giving a carefr…
- [The Glen of Mukwonago \| Completed](https://www.houzz.com/hznb/projects/the-glen-of-mukwonago-completed-pj-vj~1937550)
  - Location: Mukwonago, WI
  - Photos: 9
- [The Glen at Muskego Lakes](https://www.houzz.com/hznb/projects/the-glen-at-muskego-lakes-pj-vj~7047856)
  - Location: Not specified
  - Photos: 11
- [The Glen at Standing Stone](https://www.houzz.com/hznb/projects/the-glen-at-standing-stone-pj-vj~7047845)
  - Location: Not specified
  - Photos: 7
- [The Glen at Pewaukee Lake](https://www.houzz.com/hznb/projects/the-glen-at-pewaukee-lake-pj-vj~7047864)
  - Location: Not specified
  - Photos: 13
- [The Glen at Cedar Creek \| Completed](https://www.houzz.com/hznb/projects/the-glen-at-cedar-creek-completed-pj-vj~7046858)
  - Location: Not specified
  - Photos: 30
  - Description: The Glen at Cedar Creek is located off Highway 60 at Sheboygan Road (County I) and just north of beautiful, historic downtown Cedarburg, Wisconsin. This community will feature 69 single-family homes and each of these beautiful homes come with condominium services! This concept has truly been resonating in many places across the United States and we at Cornerstone Development of SE Wisconsin are proud and excited to be able to offer it here. People will own their “four walls” and their parcel of…
- [The Glen at Pellman Farm \| Completed](https://www.houzz.com/hznb/projects/the-glen-at-pellman-farm-completed-pj-vj~7046776)
  - Location: Not specified
  - Photos: 18
  - Description: The Glen at Pellmann Farm is located on the south side of Woods Road near Kurtz Lane. It’s between Moorland Road and Highway Y (Racine Avenue). Home Pricing: From the high $300,000s
- [The Glen at Park Circle \| Completed](https://www.houzz.com/hznb/projects/the-glen-at-park-circle-completed-pj-vj~7046755)
  - Location: Not specified
  - Photos: 6
  - Description: All of the comforts and amenities you could hope for in a new condominium home – plus the convenience of outdoor maintenance services. That’s what you will find amidst nature’s beauty at The Glen at Park Circle in the southwest corner of the City of Franklin! Home Pricing: From the $350,000s
- [The Glen at Woodside Creek \|  Completed](https://www.houzz.com/hznb/projects/the-glen-at-woodside-creek-completed-pj-vj~7046245)
  - Location: Not specified
  - Photos: 6
  - Description: Your home will have all the conveniences of Brookfield! Welcome to Brookfield, the city of neighborhoods. Located in the heart of southeastern Wisconsin, the City of Brookfield is a community of choice for families and businesses. Brookfield is a premier sustainable place to live, work, shop and play! Brookfield covers almost 27 square miles, numbers 40,000 residents, and is a major business, retail, and industrial hub in southeastern Wisconsin. Brookfield remains committed to orderly developmen…

[See all 12 projects](https://www.houzz.com/professionals/general-contractors/cornerstone-development-of-s-e-wi-llc-pfvwus-pf~219995437)

## Ideabooks

- [Wish List](https://www.houzz.com/ideabooks/63156881/list/wish-list) — 1 idea

[See all 1 ideabook](https://www.houzz.com/ideabooks/users/cornerstonedev)

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*Source: Houzz professional profile. Reflects the profile as of 2026-09-23.*