Fully verified Floodproofing / drainage Oakland, CA · California (Central Valley & Coast)

All Seasons Construction

East Bay foundation-and-drainage contractor with independent reviews documenting French drains, sump pumps, battery backup, waterproofing, and permitted structural work.

Who runs it

  • Jeremy Ke President/owner
  • Mark Corrallo Managing employee/former owner

Credentials & verification

State license
B #1132351, unverified, re-check with board
BBB
[object Object]
Years in business
18

Services

  • French drains
  • sump pumps with battery backup
  • perimeter drainage
  • foundation waterproofing
  • surface drains
  • retaining walls
  • foundation replacement
  • seismic retrofit

Service area

Oakland · Berkeley · Piedmont · East Bay

Reviews (per platform, unblended)

Our verification notes

The firm changed ownership and license number; BBB displays both older #906600 and current published #1132351. Verify the live CSLB record and contracting entity. It is BBB A+ rated but not accredited. No FEMA/CFM evidence found.

Sources checked

  • BBB business profile and CSLB numbers
  • MapQuest/Yelp business listing
  • Berkeley Parents Network local recommendations

Last verified 2026-07-14. This is an independent listing, not an endorsement, and we are not affiliated with All Seasons Construction. Confirm the current license, insurance and references directly before signing any contract.

← Flood risk & providers in California (Central Valley & Coast)