Demtec

Excavation contractor in Thornwood, NY 10594

About this company

Demtec is listed as an excavation contractor based in Thornwood, New York, in Westchester County. It is one of 3 excavation and demolition companies in ZIP 10594.

Other excavation and demolition companies nearby

Hammer Time Remodeling Contractor10 Walnut Pl, Thornwood

(914) 698-2633

Fleet size

Drivers2

Last federal filing: Jan 2026. Source: FMCSA.

Strong market, crowded fieldArea profitability for excavation and demolition in ZIP 10594

Housing demand68

Sales pace, new listings and new construction. Source: Zillow

Customer spending power95

Household income and home values

Room for another company4

More crowded than 96% of US ZIPs

Scored against every US ZIP. An index of local conditions, not this company's results.

County context

One of 35 excavation and demolition companies in Westchester County, NY.

1,082 general contractors in Westchester County, NY.

All 2,197 construction companies in Westchester County, NY.

ZIP 10594 at a glance

Population: 5,110 (765 per sq mi)
Median age: 43
Households: Median income $163,542 · 62% earn six figures
Housing: 90% owner-occupied
Workforce: 64% labor-force participation · 4.1% unemployment

ZIP figures are US Census estimates for the ZIP area, not the company.

Housing market around ZIP 10594

Figures describe the local area, not this company.

Typical home value$946,000+5.2% past year · +55% in 10 years

12-month value outlook+3.1%

Days to sale agreement33New York metro · 32 a year ago

New homes permitted, 2025996Westchester County

Listings with a price cut16.6%New York metro

Sale price vs list102.3%New York metro

New construction sales390New York metro, Aug · −29% from last year

Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.

Typical home value, last 10 years

Source: Zillow Home Value Index, Sep 2026.

Local building angle: Westchester County permitted 996 new homes in 2025, including 679 apartment units. 8% of the homes in this ZIP were built since 2000.

Local figures are estimates from public records and Zillow housing data, updated regularly.