Seabrook, New Hampshire
A family-owned paving contractor in Seabrook, New Hampshire, offering residential and commercial paving, sealcoating, and drainage work.
State pavement directory
Find pavement contractors serving New Hampshire properties, including asphalt paving and crack sealing specialists suited to Northeast freeze-thaw winters.
Before you hire: The Pavement Directory does not guarantee contractor performance, pricing, licensing, insurance, or availability. Business information may be submitted by contractors or gathered from public sources and should be independently verified before hiring. Always confirm licensing, insurance, references, scope of work, and written contract terms.
Regional field notes
Cold, freeze-thaw climate
In cold northern climates, the single biggest enemy of pavement is water that freezes and thaws. Meltwater and rain seep into small cracks, freeze overnight, expand, and pry the crack wider — then the cycle repeats dozens of times each winter. Combined with snowplowing, de-icing salt, and a short paving season, this makes proactive crack and moisture management far more important here than in mild climates.
Water trapped in cracks and base layers expands about 9% when it freezes, widening cracks and undermining the surface. Repeated cycles turn hairline cracks into potholes, especially in late winter and early spring.
When moisture in the sub-base freezes it can lift and distort the pavement (frost heave), then leave voids as it thaws. Good drainage and a well-compacted base matter more here than almost anywhere else.
De-icing chemicals and plow blades accelerate surface raveling and scrape sealcoat and striping. Markings and thin surface treatments wear out faster and need more frequent renewal.
Hot-mix asphalt and sealcoat both need warm, dry conditions to cure. The workable window is compressed into the warmer months, so scheduling paving and maintenance early is important.
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Directory listings
Seabrook, New Hampshire
A family-owned paving contractor in Seabrook, New Hampshire, offering residential and commercial paving, sealcoating, and drainage work.
Dover, New Hampshire
This website is for Coastside Bio Resources, a pet and human supplement company, not a pavement contractor.
Portsmouth, New Hampshire
Armor-Guard Sealcoating is a locally owned asphalt maintenance company offering seal coating, crack sealing, asphalt patching, line striping, and related services for residential and commercial clients.
West Lebanon, New Hampshire
Blaktop, Inc. is a family-owned asphalt paving contractor headquartered in West Lebanon, New Hampshire, with an additional location in Littleton, New Hampshire.
Dover, New Hampshire
Paving contractor in Dover, NH offering Asphalt Paving, Drainage and Sitework.
Franklin, New Hampshire
GMI Asphalt provides asphalt paving services for residential and commercial projects, including decorative asphalt solutions.
Concord, New Hampshire
HD Seal & Stripe LLC is an owner-operated pavement maintenance company offering asphalt sealcoating, crack sealing, patching, paving, and line striping services.
Londonderry, New Hampshire
Paving contractor in Londonderry, NH offering Asphalt Paving, Parking Lot Striping, Commercial Paving.
Barrington, New Hampshire
JLP Sealcoat provides driveway sealcoating, asphalt crack sealing, commercial parking lot sealing, and line striping services.
Pelham, New Hampshire
Over The Top Sealcoating and Plowing provides sealcoating and snow plowing services to homes and businesses.
Franklin, New Hampshire
R&D Paving is a family-owned paving and snow contractor operating since 1990.
Hampton, New Hampshire
US Asphalt provides asphalt paving, milling, parking lot repair and maintenance, excavating, grading, and drainage services for residential, commercial, and industrial customers.

Property-owner guide
Updated July 6, 2026
Learn how to choose an asphalt paving contractor by reviewing project fit, relevant experience, written scope, references, insurance, communication, and pavement-specific qualifications.
Property-owner guide
Updated July 6, 2026
Use this question bank before hiring an asphalt paving contractor. Ask about scope, thickness, base, drainage, access, schedule, striping, warranty, and exclusions.

Property-owner guide
Updated July 6, 2026
Learn how to compare asphalt paving bids by normalizing scope, square footage, thickness, base preparation, drainage, striping, access, exclusions, and warranty terms.