Construction trade companies in Hollis, NH 03049
2 construction trade companies, with local market data for this ZIP.
General contractors 9Concrete and masonry 2Other construction trades 2Electricians 2Excavation and demolition 2Roofing and exteriors 1
Area profitability, other construction trades68 / 100Strong market, crowded field
Typical home value$792,000+0.5% in the past year
New homes permitted, 2025632Hillsborough County
Homeowners91.7%3,367 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Diamond Casting & Machine CoMetal fabricator · 95 Proctor Hill Rd, Hollis(603) 465-2263 · diamondcasting.com
Valley Welding and FabricatingMetal fabricator · 261 Proctor Hill Rd, Hollis(603) 465-3266 · valleyweld.com · 2 drivers, 1 truck
Other construction trades in ZIP 03049 at a glance
Local building angle: Hillsborough County permitted 632 new homes in 2025, including 188 apartment units. 17% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.