Verified Floodproofing / drainage Bridgewater, MA · New England Coast

DryZone Basement Systems

South Shore-based waterproofing installer with sump, drainage and crawl-space systems and a substantial operating history.

Who runs it

  • Larry Janesky Principal

Credentials & verification

State license
178586, unverified, re-check with board
BBB
A+, accredited
Years in business
19

Services

  • basement waterproofing
  • interior drainage systems
  • sump pump installation
  • battery backup sump systems
  • crawl space repair
  • vapor barriers
  • foundation crack repair
  • dehumidification

Service area

Scituate, MA · Marshfield, MA · Hull, MA · Quincy, MA · Cape Cod, MA · Southeastern Massachusetts · Rhode Island

Reviews (per platform, unblended)

Our verification notes

Type B only and not a substitute for elevation in coastal V/VE or surge exposure. BBB and Angi surface a detailed complaint alleging incorrectly pitched drainage and delayed resolution; obtain design details, discharge routing, permits and warranty terms in writing. MA HIC 178586 was surfaced by Angi; CSL number was not reliably attributable and remains omitted.

Sources checked

  • BBB business profile
  • Chamber of Commerce business listing
  • Angi review and credential listing

Last verified 2026-07-16. This is an independent listing, not an endorsement, and we are not affiliated with DryZone Basement Systems. Confirm the current license, insurance and references directly before signing any contract.

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