436 Water St, Fitchburg, MA 01420
Foundation Repair / Waterproofing in Ashby, Massachusetts
Compare contractors serving Ashby, Middlesex County — call them directly, or send one request and let the ones who want the job come to you.
30 contractors serving Ashby — including 1 based in town.
Contractors serving Ashby
Claimed listings within 5 miles come first, then the rest by rating, then distance. Google ratings as of October 2026. How we list and rank contractors
- CMG improvement LLCServes Ashby · 7.4 mi★★★★★5.0 Google rating
- NJW ConstructionServes Ashby · 8.3 mi★★★★★5.0 Google rating
19 Balsam Dr, Townsend, MA 01469
- Construction Dynamics IncServes Ashby · 18.9 mi★★★★★5.0 Google rating
65 Parker St, Clinton, MA 01510
- Gibson Home ImprovementServes Ashby · 19.2 mi★★★★★5.0 Google rating
91 Water St, Clinton, MA 01510
- Unik Construction LLCServes Ashby · 20.9 mi★★★★★5.0 Google rating
79 Westech Dr, Tyngsborough, MA 01879
- Supreme WaterproofingServes Ashby · 21.4 mi★★★★★5.0 Google rating
789 Wachusett St, Holden, MA 01520
- Weathershield Masonry & ContractorsServes Ashby · 24.9 mi★★★★★5.0 Google rating
1000 Newbury Dr, Holden, MA 01520
- Dream Work Basement Waterproofing & Crack RepairServes Ashby · 26.0 mi★★★★★5.0 Google rating
30 Tassi Dr, Marlborough, MA 01752
- BG Foundation RepairServes Ashby · 26.2 mi★★★★★5.0 Google rating
335 Mechanic St, Marlborough, MA 01752
- Trust Construction Services INCServes Ashby · 26.6 mi★★★★★5.0 Google rating
200 Market St, Lowell, MA 01852
- Artcon Concrete PlusServes Ashby · 26.9 mi★★★★★5.0 Google rating
26 Delbert St, Dracut, MA 01826
- Prosper Construction "The Lifetime Warranty Company"Serves Ashby · 26.9 mi★★★★★5.0 Google rating
311 Main St, Shrewsbury, MA 01545
- Boston Prime ConstructionServes Ashby · 27.0 mi★★★★★5.0 Google rating
43 Blanchette Dr, Marlborough, MA 01752
- Wall 2 Wall Construction, LLCServes Ashby · 27.6 mi★★★★★5.0 Google rating
5 Lynde Brook Dr, Leicester, MA 01524
- Eyles ContractingServes Ashby · 8.1 mi★★★★★4.9 Google rating
65 Airport Rd, Fitchburg, MA 01420
- Max13 Construction Inc.Serves Ashby · 11.4 mi★★★★★4.9 Google rating
21 Central Ct Unit 2, Leominster, MA 01453
- A-1 Foundation Crack Repair, Inc.Serves Ashby · 22.7 mi★★★★★4.9 Google rating
282 Central St STE 9, Hudson, MA 01749
- MEF Contracting, Inc.Serves Ashby · 26.9 mi★★★★★4.9 Google rating
1461 Main St, Concord, MA 01742
- Paradise Group ConstructionServes Ashby · 27.3 mi★★★★★4.9 Google rating
300 Baker Ave, Concord, MA 01742
- Elite Service ContractorsServes Ashby · 27.8 mi★★★★★4.9 Google rating
12 Everett Ave, Shrewsbury, MA 01545
- LZN ConstructionServes Ashby · 23.5 mi★★★★★4.8 Google rating
22 Franklin St, Hudson, MA 01749
- Engineered Foundation Technologies, LLCServes Ashby · 26.8 mi★★★★★4.7 Google rating
107 Congress St Rear Unit 42, Lowell, MA 01852
- Fabios Construction Inc.Serves Ashby · 27.3 mi★★★★★4.7 Google rating
336 Baker Ave, Concord, MA 01742
- Concrete Concepts & DesignBased in Ashby★★★★★4.5 Google rating
589 Richardson Rd, Ashby, MA 01431
- JMP Construction Corporation of LeominsterServes Ashby · 10.9 mi★★★★☆4.4 Google rating
41 Salisbury St, Leominster, MA 01453
- Lopresti Contracting IncServes Ashby · 24.5 mi★★★★☆4.3 Google rating
2 Michael Rd, Maynard, MA 01754
- Kyle Matthew ConstructionServes Ashby · 18.8 mi★★★★☆4.2 Google rating
240 Littleton County Rd building a, Harvard, MA 01451
- Tandem Construction Co IncServes Ashby · 9.0 mi★★★☆☆3.1 Google rating
112 Leland Ave, Leominster, MA 01453
- Serves Ashby · 8.2 mi
235 Whalom Rd, Lunenburg, MA 01462
- Serves Ashby · 11.0 mi
701 Reservoir Rd, Lunenburg, MA 01462
Foundation Repair / Waterproofing in Ashby — what to know
Rebates & incentives
Mass Save will not pay for foundation repair or basement waterproofing itself. The program funds heating, cooling, water heating, and weatherization, not structural work or French drains, so treat any pitch that ties pier or crack work to an energy rebate as a misread.
The real overlap is crawl-space encapsulation and basement air-sealing and insulation, which can qualify under Mass Save weatherization incentives. Ashby is served by Unitil, an investor-owned utility, not a municipal light plant, so homeowners here are Mass Save eligible. A free Home Energy Assessment is the gateway: it opens up air-sealing, often subsidized around 75 percent up to program caps, and can be sequenced after a dry-out. Radon mitigation frequently piggybacks on sump and basement work but is not itself a Mass Save measure.
Permits in Ashby
Massachusetts has no standalone foundation-contractor license, but the contractor you hire must be Home Improvement Contractor (HIC) registered with the Office of Consumer Affairs. Structural work, such as wall stabilization or pier installation, requires a Construction Supervisor License and a building permit from the Ashby building department, and any significant structural repair needs PE-stamped drawings from a registered engineer. If exterior excavation, regrading, or a drainage outfall lands near a stream or wetland, the Ashby Conservation Commission has jurisdiction under the Wetlands Protection Act. Reputable contractors pull these permits as part of the job.
Typical project cost
Foundation and waterproofing costs in Ashby track the central-and-northern MA range, generally below Boston-metro pricing. Injecting a single poured-concrete crack with epoxy or polyurethane typically runs $400–$900. An interior perimeter French drain with a sump pump for a full basement usually lands around $8,000–$20,000 depending on linear feet, and a standalone sump pump install runs about $1,200–$3,000, more with battery backup. Stabilizing a bowing or cracked wall with carbon-fiber straps or steel beams typically runs $5,000–$12,000. Fieldstone foundations and difficult rural access can push quotes toward the high end.
About Ashby homes
Ashby is a small north-county Middlesex town of about 3,187 people and roughly 1,303 housing units, with a median home age near 62 years. Sitting up against the New Hampshire line near Ashburnham and Townsend, it carries a mix of mid-century capes and ranches alongside older farmhouses that predate them by a century.
That split matters underground. The pre-1900 farmhouses tend to sit on dry-laid fieldstone or granite-block foundations with no original perimeter drainage, while the postwar homes typically have poured-concrete or block walls. Hilly upland terrain and seasonal high water tables push water against both, so wet basements and seeping mortar joints are the common complaint here.
Common questions — Foundation Repair / Waterproofing in Ashby
- My old Ashby farmhouse has a wet fieldstone basement. What fixes it?
- The durable fix is usually an interior perimeter drain feeding a sump pump, since fieldstone walls weren't built to be waterproof and have no original footing drain. Repointing loose mortar helps, but managing the water with a drain and pump is what keeps the floor dry through spring snowmelt.
- Do I need a permit to repair my foundation in Ashby?
- Structural work like wall stabilization or piers needs a building permit from the Ashby building department and a Construction Supervisor License, plus PE-stamped drawings for significant repairs. Simple crack injection on a non-structural hairline often does not, but confirm with the building department first.
- Is any of this covered by Mass Save in Ashby?
- Foundation and waterproofing work is not a Mass Save measure. Ashby is Unitil territory and Mass Save eligible, so the adjacent work that can qualify is basement air-sealing, insulation, and crawl-space encapsulation, accessed through a free Home Energy Assessment.
- Why does my basement only flood during spring melt?
- Ashby's upland soils and seasonal high water table peak as snow melts and the ground stays saturated. Water finds the path of least resistance through wall joints and the cove where the floor meets the wall, which is exactly what an interior drain and sump are designed to intercept.
- Who is responsible for the drainage causing my wet basement?
- On your own lot, the drainage and regrading are yours to fix. If runoff comes from a town road or a neighbor's altered grade, that's worth documenting, but the practical first step is correcting your own gutters, downspout extensions, and grade away from the foundation.
