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13 Best Waterproofing Companies in Boston

Boston waterproofing companies handle very different problems, from leaking foundation cracks and damp crawl spaces to flood-prone basements and older fieldstone foundations. A useful comparison starts with identifying where water enters and what repair the property actually needs.

Prioritize a detailed assessment, a clear drainage or waterproofing plan and experience with your foundation type. Before work begins, confirm the proposed scope, disruption, cleanup, timing and whether additional structural or moisture-control work is included.

How this guide is ordered

Options are ordered around clearly stated waterproofing specialties, including crack repair, drainage, slab work, crawl-space control and older foundations. Attention also goes to planning, organization and cleanup, while each property still needs an on-site assessment. Some eligible businesses may purchase enhanced visibility, which can influence their placement.

Top 3 Ranking Map How to choose

Boston’s leading foundation waterproofing specialists

Open each listing to see services, location, and contact details.

#1
Drycrete Waterproofing
5702 reviews
Homeowners addressing basement moistureBasement slab replacement or dehumidification
#2
A-1 Foundation Crack Repair, Inc.
4.9505 reviews
Leaking foundation cracksHomeowners seeking a detailed repair assessment
#3
All Pro Basement Waterproofing Inc
5118 reviews
Older homes with fieldstone foundationsBasement waterproofing and restoration
#4
Groundworks
4.8138 reviews
Wet basement and foundation concernsHomeowners planning larger waterproofing work
#5
Queen Foundation Repair
4.943 reviews
Older Boston homes with foundation concerns
#6
Premier Basement Waterproofing
533 reviews
Basements with recurring leaksFinished-basement waterproofing projects
#7
Keller Waterproofing & Foundation Specialists
4.840 reviews
Basement water intrusion and drainage projectsFoundation or masonry repairs
#8
Crack X
4.744 reviews
Leaking basement wall or floor cracksCommercial concrete crack repair
#9
BBW Basement Waterproofing
525 reviews
Persistent basement leaksDamp crawl spaces and moisture control
#10
Boston District's Waterproofing
4.927 reviews
#11
B-Dry System of New England, LLC
522 reviews
French-drain and sump-pump installations
#12
Bros Basement Waterproofing
4.924 reviews
#13
Primeline Masonry and Roofing
4.951 reviews
Homeowners arranging roof, masonry or foundation repairs

Explore 13 waterproofing companies in Boston

Drycrete Waterproofing #1

Drycrete Waterproofing

5702 reviews
2214 Providence Hwy, Walpole, MA 02081, United States
Best for
Homeowners addressing basement moistureBasement slab replacement or dehumidification

Drycrete Waterproofing serves Boston and the wider Massachusetts region with basement waterproofing and moisture-control solutions. Its work includes French drains, sump pumps, foundation crack repair, dehumidification, concrete slab replacement, and related drainage improvements.

The company takes an assessment-led approach, explaining alternatives such as a sump pump, French drain, or less invasive solution before work begins. Crews also handle basement slabs built over vapor barriers and insulation, helping address moisture rising through old floors as well as water entering through walls. Online estimates and on-site service make it convenient to begin with a project review. Drycrete is a strong fit for homeowners dealing with damp floors, basement water intrusion, humidity, or a planned basement conversion.

A-1 Foundation Crack Repair, Inc. #2
What stands out
  • Residential wall and foundation crack repair

A-1 Foundation Crack Repair, Inc.

4.9505 reviews
282 Central St Ste 9, Hudson, MA 01749, United States
Best for
Leaking foundation cracksHomeowners seeking a detailed repair assessment

A-1 Foundation Crack Repair serves Boston-area homeowners with residential wall and foundation crack repair, basement leak correction, and broader waterproofing work. The company addresses issues linked to shrinkage, hydrostatic pressure, settlement, blasting, and other causes of foundation leakage.

Its process emphasizes diagnosis, clear explanations, and repair planning informed by engineering experience. Team members can review cracks, discuss the source of water intrusion, and provide a repair path for leaking foundations or basement walls rather than treating every issue the same way. A-1 has operated as a family-owned company since 1993 and serves Massachusetts, Rhode Island, New Hampshire, and Connecticut. It is a relevant option when a homeowner needs focused crack repair or wants guidance on whether a leak requires more extensive waterproofing.

All Pro Basement Waterproofing Inc #3
What stands out
  • Fieldstone foundation repointing

All Pro Basement Waterproofing Inc

5118 reviews
35 Parkwood Dr #110, Hopkinton, MA 01748, United States
Best for
Older homes with fieldstone foundationsBasement waterproofing and restoration

All Pro Basement Waterproofing provides engineered waterproofing and basement improvement services across Massachusetts, including interior drainage, sump pumps, crawl space encapsulation, dehumidifiers, foundation repair, and basement finishing. The company also specializes in fieldstone foundation repointing, with deep joint preparation and structural mortar work.

Its projects can address both the source of water and the condition of the finished space. Crews have installed drainage systems without removing drywall, concealed sump and humidity equipment, and restored damaged basements into cleaner, more usable areas. Online estimates and on-site service make it suitable for homeowners planning a complete moisture-control project, especially where waterproofing, structural masonry, and basement finishing overlap.

Groundworks #4

Groundworks

4.8138 reviews
1500 District Ave, Burlington, MA 01803, United States
Best for
Wet basement and foundation concernsHomeowners planning larger waterproofing work

Groundworks provides residential and commercial basement waterproofing and foundation services in the Boston region. Its work includes wet-basement repair, drainage systems, sump pumps, foundation repair, and moisture-control solutions, supported by inspections that identify the source of the problem.

The service emphasizes clear communication throughout a substantial home project. Teams explain costs and installation progress, arrive prepared, and keep work areas orderly while completing the planned system. Groundworks also brings a long regional history in concrete restoration and waterproofing. It is a strong fit for homeowners who want a structured assessment and coordinated installation for basement water, foundation, or drainage concerns.

Queen Foundation Repair #5

Queen Foundation Repair

4.943 reviews
201 Washington St, Boston, MA 02108, United States
Best for
Older Boston homes with foundation concerns

Queen Foundation Repair combines foundation repair with basement waterproofing, crawl-space encapsulation, and concrete leveling for Boston homes. Services include pier and wall stabilization, crack injection, interior French drains, sump pumps, exterior membranes, and moisture control.

The company’s approach is notably direct: inspections distinguish between cracks needing structural attention and issues that may be improved through grading or downspout changes. Explanations focus on what is actually wrong, what can wait, and the scope of work required, with written proposals that clarify the repair path. Queen is especially relevant for older Boston properties dealing with settlement, bowing walls, foundation cracks, crawl-space drafts, or recurring basement water.

Premier Basement Waterproofing #6

Premier Basement Waterproofing

533 reviews
Best for
Basements with recurring leaksFinished-basement waterproofing projects

Premier Basement Waterproofing helps Boston-area homeowners manage persistent basement water with systems such as French drains, vapor barriers, sump pumps, and related drainage work. Projects range from installing a new pump to waterproofing a finished basement that has leaked through heavy rain.

The company’s work is associated with efficient crews, careful cleanup, and clear project communication. Its family-owned approach is a good match for homeowners who want a focused plan for an existing water problem and a team able to complete substantial basement work without leaving the space disorderly. Online estimates are available, making it straightforward to begin with a project assessment.

Keller Waterproofing & Foundation Specialists #7
What stands out
  • More than 50 years of experience

Keller Waterproofing & Foundation Specialists

4.840 reviews
165 Middlesex Ave Ste 1219, Somerville, MA 02145, United States
Best for
Basement water intrusion and drainage projectsFoundation or masonry repairs

Keller Waterproofing & Foundation Specialists serves Boston with basement waterproofing and foundation work, from crack repairs to drainage and larger restoration projects. Its approach centers on detailed explanations, organized service, and a clean finish.

French drains, sump pumps, vapor barriers, drainage improvements, gutters, masonry repair, and commercial waterproofing are among the documented areas of work. Online estimates and on-site services make it easier to begin with an assessment, while the company brings more than 50 years of experience to complex moisture and foundation concerns. For basement projects, ask which system addresses the source of the water and what follow-up is included in the proposal.

Crack X #8

Crack X

4.744 reviews
25 Washington Ave, Natick, MA 01760, United States
Best for
Leaking basement wall or floor cracksCommercial concrete crack repair

Crack X focuses on foundation crack repair and basement waterproofing in Boston, handling cracks in basement walls and floors as well as bulkhead door repairs. Its interior repair method uses formulated epoxy materials and engineered injection techniques to close cracks and bond the surrounding concrete.

The service also extends to residential and commercial work, including concrete repairs, seamless epoxy flooring, and waterproofing for structures such as parking garages, bridges, dams, and water-treatment facilities. Prompt communication, tidy work areas, and clear explanations are notable parts of the service.

BBW Basement Waterproofing #9

BBW Basement Waterproofing

525 reviews
Best for
Persistent basement leaksDamp crawl spaces and moisture control

BBW Basement Waterproofing handles basement and foundation moisture problems across Boston, with solutions tailored to persistent leaks, damp crawl spaces, and structural concerns. Its documented services include crack repair, French drains, sump pumps, foundation repair, and crawl-space encapsulation using vapor barriers and insulation.

The process begins with a thorough inspection intended to identify cracks, settling, bowing walls, and the source of water intrusion. Projects are described with clear explanations and an emphasis on keeping work areas orderly. Online estimates are available, making it straightforward to outline the problem before deciding on a system.

Boston District's Waterproofing #10

Boston District's Waterproofing

4.927 reviews
1 Mifflin Pl, Cambridge, MA 02138, United States

Boston District's Waterproofing provides waterproofing and foundation-related work in Boston, with a broader building-repair scope that includes basement leaks, foundation repointing, concrete garage floors, chimney repairs, step replacement, and floor fitting. The service is characterized by an experienced owner, a diligent approach, and timely responses.

B-Dry System of New England, LLC #11

B-Dry System of New England, LLC

522 reviews
25 Sullivan Rd Unit 4, North Billerica, MA 01862, United States
Best for
French-drain and sump-pump installations

B-Dry System of New England serves Boston with basement waterproofing, French drains, sump pumps, battery backup pumps, and foundation repair. Its system is designed to collect water in a sump well and redirect it outside, with primary and backup pumping options for added protection.

The company also services existing systems, including pump inspections, battery replacement, and maintenance. Projects are presented as personalized rather than one-size-fits-all, with clear explanations and organized crews. Homeowners, property managers, and real-estate professionals can request an online estimate for a tailored plan.

Bros Basement Waterproofing #12

Bros Basement Waterproofing

4.924 reviews

Bros Basement Waterproofing serves Boston with interior and exterior waterproofing, leak repair, moisture control, foundation repair, and crawl-space solutions. Its inspection process covers walls, floors, joints, cracks, existing systems, grading, gutters, and drainage before recommendations are made.

The company also handles crack injection, French drains, exterior membranes, footer drains, bowing-wall reinforcement, and pier systems. Clear explanations, careful protection of floors, and thorough cleanup are central to the service.

Primeline Masonry and Roofing #13

Primeline Masonry and Roofing

4.951 reviews
750 Main St, Cambridge, MA 02139, United States
Best for
Homeowners arranging roof, masonry or foundation repairs

Primeline Masonry and Roofing is a Boston contractor handling roofing, masonry, chimney, foundation and siding work across Massachusetts. Its services are relevant to problems such as roof leaks, damaged foundations and deteriorating exterior masonry, including repair work on homes and businesses.

The company’s approach emphasizes responsive communication, organized scheduling and efficient project completion. Roof repairs and reroofing projects are described as professionally finished, with debris cleared once the work is complete. Careful cleanup, punctual service and straightforward pricing are also part of the overall offer. For larger or time-sensitive exterior projects, advance booking is advisable. A same-business-day response is available through the service request process, making it easier to start with a clear description of the work required.

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Map of waterproofing companies in Boston

The Boston options cover common city property concerns, including wet basements, foundation cracks, crawl spaces and older homes with fieldstone foundations. Some companies also take on larger residential or commercial waterproofing projects.

Distance matters when several visits, inspections or staged repairs are needed. Before arranging an appointment, confirm that the company serves your property type and can assess the specific moisture source rather than offering a generic solution.

Waterproofing services

  • Basement moisture controlAssessment and treatment for damp basements, recurring moisture and plans to protect usable lower-level space.
  • Foundation crack repairFocused help for leaking cracks, with an assessment of the likely entry point and repair approach.
  • Drainage solutionsOptions for flood-prone basements and properties comparing ways to redirect or manage water.
  • Basement slab workSupport for slab replacement or related moisture-control work, including dehumidification where appropriate.
  • Fieldstone foundation waterproofingSpecialized attention for older Boston homes with fieldstone foundations and recurring dampness.
  • Crawl-space moisture controlApproaches for reducing moisture in crawl spaces and protecting adjoining areas from damp conditions.
  • Finished-basement protectionWaterproofing planning for homeowners preparing a basement for renovation or already using it as living space.

How to choose a waterproofing company

  1. Describe when the moisture appears, where it collects and whether the problem follows heavy rain.
  2. Choose experience that matches your foundation, especially fieldstone, slab or crawl-space construction.
  3. Ask for an on-site assessment that identifies the water source before recommending repairs.
  4. Request a written scope covering drainage, materials, access, cleanup and expected disruption.
  5. Confirm timing, follow-up visits and what happens if moisture returns after the work.

Frequently asked questions

How do I know which waterproofing service I need?

The visible symptom does not always identify the source. Water may enter through a foundation crack, floor joint, wall, drainage problem or crawl space.

An on-site assessment should connect the moisture pattern with the proposed repair. Share photos, timing and previous repairs when arranging the visit.

Can these companies work on older Boston homes?

Some specialize in older homes and fieldstone foundations, while others focus on newer basement systems or larger properties. Ask whether the company has handled your foundation type and request examples of the proposed approach.

Older construction may require a more careful assessment before waterproofing begins.

What should a waterproofing estimate include?

A useful estimate should explain the suspected water source, recommended work, materials, access requirements, cleanup and expected timeline. It should also identify exclusions, follow-up arrangements and any work that may be needed if conditions differ after opening the area.

Avoid comparing proposals by price alone.

Can waterproofing be done before finishing a basement?

Yes, waterproofing is often considered before a basement renovation so moisture problems are addressed before walls, flooring or storage are installed. Ask whether the plan covers drainage, humidity control and future maintenance.

Confirm that the proposed system suits the intended finished use and local site conditions.

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