









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
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$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
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$699,000
- 4 Beds
- 2 Baths
- 1,500 Sq Ft
- 1124 E Mitchell St
- Petoskey, MI
Join us for an Open House on Sunday, June 8 from 11am-1pm. Dreaming of a home where you can grab coffee from a local café, stroll to the bay, and still return to a spacious yard and oversized garage? Welcome to 1124 E Mitchell Street — a beautifully updated home on over half an acre in the heart of downtown. This rare in-town property offers the perfect balance of charm, comfort, and
William Winslow Coldwell Banker Schmidt- Harbor Springs
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$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
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$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
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$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
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$495,000
- 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
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$239,000
- 1 Bed
- 1 Bath
- 531 Sq Ft
- 101 Michigan Ave
- Unit 105
- Charlevoix, MI
Tucked along the Round Lake Channel and just steps from downtown Charlevoix, this fully furnished 1-bedroom, 1-bath condo offers low-maintenance comfort in a location that’s hard to beat. Situated on the ground floor, it features a private screened-in porch for relaxed indoor-outdoor living and bathroom features a Jacuzzi tub for winding down after a day by the lake. Owners enjoy access to
William Winslow Coldwell Banker Schmidt- Harbor Springs
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$334,900
- 3 Beds
- 1 Bath
- 1,320 Sq Ft
- 305 Madison St
- Petoskey, MI
Located just blocks from downtown Petoskey, this 2-story home offers a rare blend of walkability and everyday comfort. From parks and the Bear River Recreation Area to local dining, boutiques, and the lakeshore, everything you love about Northern Michigan living is just steps away—yet home feels tucked into its own quiet corner of town. Upstairs, a bedroom offers soft morning light and a view of
William Winslow Coldwell Banker Schmidt- Harbor Springs
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$175,000
- Land
- 89 Acres
- $1,966 per Acre
- 0 E Levering Rd
- Unit 476324
- Levering, MI
Located between Petoskey, Cheboygan, and Mackinaw City, this ±89-acre property offers a quiet stretch of Northern Michigan with room to roam. Close to Pellston Regional Airport, US-31, and I-75, the land includes six contiguous parcels—each with road frontage—providing flexibility for future build sites, resale, or recreational use. A mix of woods and open fields adds natural variety, with a few
William Winslow Coldwell Banker Schmidt- Harbor Springs

