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Mark T Stornetta

Mark T Stornetta
Real Estate Agent (Broker)
Sonoma CA

Broker (CA: 01440416)

22 years experience

REALTOR® 4 Active Listings Serves Sonoma County, CA
View on Realtor.com

Contact Information

Brokerage
Compass
Office Address
135 W Napa St Ste 200
Sonoma, CA  95476
(Sonoma County)
Office Phone
415-383-1900
Office Fax
707-939-9588
Mobile
707-815-8749
Email
m***@*************.com
Show Email for $5

Service Areas

Calistoga: CA Spanish Flat: CA Oakville: CA Silverado Resort: CA Napa: CA Yountville: CA Moskowite Corner: CA Rutherford: CA St. Helena: CA Deer Park: CA Bloomfield: CA Petaluma: CA Valley Ford: CA Tomales: CA Geyserville: CA Eldridge: CA Glen Ellen: CA Kenwood: CA Fetters Hot Springs-Agua Caliente: CA Temelec: CA Vineburg: CA Boyes Hot Springs: CA El Verano: CA Sonoma: CA

About Mark Stornetta

Mark Stornetta is a dedicated and innovative real estate professional with over 40 years of residency in Sonoma, where his deep-rooted connection to the community mirrors the enduring vines of this prestigious wine-producing area.

An early riser, Mark meticulously attends to the details of each transaction, prioritizing communication with his clients. His approach is characterized by sincerity, warmth, and respect—qualities that define his business ethos. Primarily working through referrals, Mark's clients appreciate his blend of grounded professionalism and extensive knowledge of the local market, which elevates his service to an exceptional level.

Mark's ties to Sonoma and Napa counties are closely linked to the local wine industry, where he began his career as a Farm Credit loan officer and branch manager. He later served as general partner and CFO at Glen Ellen Winery before taking on the role of CFO at Gundlach Bundschu Winery. This wealth of experience in finance, sales, and marketing now benefits his clients at Alain Pinel Realtors.

Residing in Sonoma with his wife, Pat, Mark enjoys the diverse pleasures of wine country living, including cooking, entertaining, dancing, and hiking. They are proud parents of four children and have one granddaughter.

Sonoma County, CA Real Estate Market Analysis (Single Family Homes)

$1,477,212
Avg. Listing Price
From Mark's portfolio
3.3 / 2.7
Avg. Beds/Baths
Typical property size
2,204 sf
Avg. Square Footage
Interior living space
1069
Active Listings
Current inventory

Sonoma County's real estate market represents one of California's most dynamic and geographically diverse property landscapes, where world-renowned wine country estates meet coastal retreats and suburban family neighborhoods. With 2,847 total actively licensed agents serving the region, this market reflects both the area's prestigious reputation and its complex mix of luxury vacation properties, agricultural land, and traditional residential communities stretching from the Pacific Coast to inland valleys.

The market's sophistication is evident in its comprehensive agent network, with all 2,847 licensed professionals maintaining email connectivity, demonstrating the tech-savvy approach required to serve clients in this high-value, information-intensive market. This complete digital coverage reflects the modern demands of buyers and sellers who often include affluent out-of-area purchasers, international investors, and discerning locals navigating property transactions that frequently involve unique zoning considerations, vineyard rights, or coastal regulations.

Major Sonoma County, California Real Estate Markets

Santa Rosa dominates as the county's largest city and primary real estate hub, offering everything from historic downtown condos to sprawling suburban developments in areas like Fountaingrove and Bennett Valley. The city's recovery and rebuilding following recent wildfire challenges has created unique market dynamics, with new construction commanding premium prices while established neighborhoods show varied recovery patterns. Petaluma and Rohnert Park serve as important secondary markets, attracting families and commuters with more accessible price points and strong school districts.

The coastal corridor, anchored by Bodega Bay and Jenner, operates as a distinct luxury market focused on vacation homes and investment properties, where oceanfront parcels and coastal ridge properties command millions. Meanwhile, the wine country towns of Healdsburg, Sonoma, and Glen Ellen represent some of California's most exclusive rural residential markets, where vineyard estates and custom homes blend agricultural heritage with luxury amenities, often attracting buyers from San Francisco's tech and finance sectors.

Market Dynamics and Geographic Complexity

Sonoma County's real estate market operates across dramatically different price tiers and property types, from $500,000 starter homes in inland communities to $20+ million vineyard estates in premium appellations. This diversity creates complex cross-market dynamics where coastal property trends may not correlate with wine country patterns, and Santa Rosa's urban market operates independently of rural agricultural sales, requiring agents to develop specialized expertise in multiple market segments.

Seasonal patterns significantly influence market activity, with spring and summer months driving peak sales in wine country and coastal areas as buyers from warmer climates seek Sonoma's temperate weather and lifestyle amenities. The market also experiences unique pressures from wildfire risk assessments, with properties in certain zones facing specialized insurance requirements and disclosure obligations that create additional complexity for transactions and ongoing market valuations.

Why Businesses Need Sonoma County, California Agent Contact Data

Real estate service providers targeting Sonoma County's market require comprehensive agent contact information to effectively reach professionals handling high-value transactions across diverse property types. With agents specializing in everything from vineyard sales to coastal luxury properties, businesses offering specialized services like agricultural appraisals, luxury home staging, or wildfire mitigation consulting need direct access to relevant agent networks to build referral relationships and market their expertise effectively.

The complete email coverage among all 2,847 licensed agents enables efficient digital marketing campaigns and professional outreach, particularly valuable given the county's geographic spread and the tendency for agents to specialize in specific regions or property types. Mortgage lenders, insurance providers, property management companies, and construction services can leverage this comprehensive contact data to build targeted relationships with agents whose client bases align with their service offerings.

Current Property Listings

As of 2/17/2026, Mark Stornetta has 4 properties for sale in Sonoma and surrounding areas.

$3,900,000

Listed 2022-05-06

22100 Arnold Dr
Sonoma, CA  95476

Beds:
Baths:
Sq Ft:
Lot: 3,484,800 sf
Land Map
View Full Details

$9,950,000

Listed 2025-04-23

18000 Gehricke Rd
Sonoma, CA  95476

Beds: 7.0
Baths: 6.5
Sq Ft: 6,187
Lot: 8,143,106 sf
Single Family Map
View Full Details

$1,760,000

Listed 2025-07-14

6750 River Rd
Forestville, CA  95436

Beds:
Baths:
Sq Ft:
Lot: 3,268,742 sf
Land Map
View Full Details

$3,850,000

Listed 2025-05-03

446-454 3rd St W
Sonoma, CA  95476

Beds: 5.0
Baths: 6.5
Sq Ft: 3,965
Lot: 33,302 sf
Single Family Map
View Full Details

Current Property Rentals

Mark Stornetta currently has no rental properties available in Sonoma and surrounding areas. Check back later.