









About William
He was born and raised in Carmel, California, but spent all his summers on Crooked Lake. His grandparents had a cottage in Ponshewaing and his parents purchased a cottage in the '70s. William graduated from Boston College, where he received a BA in Sociology. After college William moved to San Diego to pursue a career in law enforcement. He worked for several years with the San Diego District Attorney's Office and volunteered with the El Cajon Police Department. In 2000 he went to graduate school and earned his Masters of Business Administration from Xavier University in Cincinnati, Ohio. He returned to Petoskey in 1999 and made his start in real estate in the fall of 2001. William married his wife, Alisa, in 2005 and they live on Crooked Lake with their daughter, Evelyn, and twins Max and Wesleigh. They enjoy staying active with sailing, boating, running, and snowboarding as favorite activities throughout the year.
Transaction History
- 1 Year
- 2 Year
- 5 Year
Seller Deals
Buyer Deals
Production Over Time
1 Year View by Quarter
Seller Deals
Buyer Deals
Production Over Time
2 Year View by Quarter
Seller Deals
Buyer Deals
Production Over Time
5 Year View
William's Listings and Deals
William's Recent Active Listings
-
$1,299,000
- 4 Beds
- 3.5 Baths
- 4,197 Sq Ft
- 135 Beaubien Ave
- Petoskey, MI
Located just outside Bay View and an easy, stroll to downtown Petoskey, this thoughtfully designed newer construction home offers comfort, space, and modern amenities in one of Northern Michigan’s most charming neighborhoods. The main level provides true main floor living with an open layout connecting the kitchen, dining, and living areas. Large windows fill the space with natural light and
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$749,500
- 2 Beds
- 1 Bath
- 952 Sq Ft
- 2960 U S 23
- Cheboygan, MI
Completed in 2024, this new construction offers 150 feet of private Lake Huron shoreline with panoramic views stretching across the Straits to Mackinac Island. Designed for easy living in any season, the home combines clean, modern finishes with durable materials that stand up to the elements. Inside, an open layout centers around a wall of windows that frames the lake and brings in natural
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$475,000
- 3 Beds
- 2 Baths
- 2,510 Sq Ft
- 8516 Major Douglas Sloan Rd
- Charlevoix, MI
Life moves a little slower here—in all the right ways. Just under five miles north of downtown Charlevoix, this thoughtfully updated home sits on six private acres, offering space to breathe and take in stunning seasonal views of Lake Michigan. Whether it’s coffee on the back deck, evenings by the fire, or time spent in the workshop, every part of this property is designed for enjoyment. Inside,
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$239,000
- 1 Bed
- 1 Bath
- 626 Sq Ft
- 101 Michigan Ave
- Unit 107
- Charlevoix, MI
A few, easy steps from downtown Charlevoix and located along the Round Lake Channel, this ground-level 1-bedroom, 1-bath condo offers comfort, convenience, and carefree living. Fully furnished and move-in ready, it features a private screened-in porch for morning coffee or evening wine, plus a bathroom with a Jacuzzi tub perfect for unwinding after a day by the water. Enjoy year-round amenities
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$725,000
- 3 Beds
- 2.5 Baths
- 1,416 Sq Ft
- 8949 Blake Dr
- Levering, MI
Just south of Mackinaw City, along the peaceful shores of Lake Paradise, you’ll find a log home set up for days on the water and nights around the fire. This property includes a year-round main home plus two additional seasonal log cabins—ideal for hosting friends and family, or keeping one for yourself and offering the others as short-term rentals. Would-be investors will love the rental income
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$1,399,000
- 5 Beds
- 4.5 Baths
- 3,864 Sq Ft
- 917 Grove St
- Petoskey, MI
Live in luxury in Downtown Petoskey! This beautifully updated home in a prime downtown location offers a functional layout with clean, bright, and modern finishes. The main level features a stunning open kitchen with an island, ample cupboard space, and seamless flow into the living and dining areas. Sliding doors from the living space lead to a fenced-in backyard, perfect for outdoor enjoyment.
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$475,000
- 6 Beds
- 3 Baths
- 3,529 Sq Ft
- 6141 Old 31 S
- Charlevoix, MI
Located just minutes from downtown Charlevoix, this expansive 3,798+ square foot home offers thoughtful spaces across three levels—ideal for everyday living, working from home, and gathering with others. The main level includes a bright living room, a dedicated office, and a functional layout that flows into two additional family rooms. With six bedrooms—four featuring double closets—and three
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$789,000
- 4 Beds
- 3.5 Baths
- 2,993 Sq Ft
- 809 Fairways Dr
- Harbor Springs, MI
Experience elevated living at 809 Fairways Drive, located in The Ridge—Birchwood Country Club’s premier new development. This under construction luxury condominium offers over 2,900 square feet of bright, modern living space designed with comfort and style in mind. With 4 bedrooms and 3 full baths, the open floor plan features rich wood flooring, and both main floor and upper-level en-suite
William Winslow Coldwell Banker Schmidt- Harbor Springs
-
$775,000
- 3 Beds
- 2 Baths
- 2,102 Sq Ft
- 807 Fairways Dr
- Harbor Springs, MI
Welcome to 807 Fairways Drive, where luxury, comfort, and Northern Michigan charm come together in Birchwood Country Club’s newest development, The Ridge. This brand-new, ranch-style condominium offers over 2,100 square feet of sun-filled, thoughtfully designed living space. Featuring 3 bedrooms and 2 baths, the open-concept layout includes a spacious main-floor primary suite with a beautifully
William Winslow Coldwell Banker Schmidt- Harbor Springs

