HomeSan JoseResidential Alteration

Every contractor winning Residential Alteration in San Jose.

Classification: certified ≥99% (n=15,680)

$370M in reliable permit value across 14,765 filings, all time — ranked by who’s pulling them, what they’re worth, and how fast they’re moving.

refreshed Aug 29, 2026 · classified, not scraped

Classification coverageOf 20,507 permit records we hold for San Jose, 20,353 (99.3%) carry the work markers our cohort rules need — the rest are published without a residential/commercial signal we can classify on. Of those, 20,320 (99.8%) are placed in a cohort. Certification measures whether that placement is right — not how much of the corpus reaches it.
Find Residential Alteration contractors near your branchEnter your address — see who’s pulling these permits in your radius.

Contractors winning Residential Alteration in San Jose

Ranked by permit volume · 14,765 filings, all time
The ranked list continues — reliable values and contacts for all 208 contractors in this segment.See the full leaderboard →

Contractors with too few reliable filings to stand behind a value still rank by volume — their value shows , never a fabricated number.

What’s in the full list

  • Every contractor ranked by reliable value
  • Recent projects + permit-level detail per contractor
  • A daily email when a new filing lands
  • CRM-ready export — enriched + parcel-joined
See your territory →

Free to explore — no card.

Why this list is real

These contractors are ranked from classified permits, not keyword scrapes. We read each permit’s work-type, scope, and occupancy fields to place it in Residential Alteration — so a filing that looks like a generic alteration lands in the right segment, and the ranking reflects real work. When the fields don’t support a confident call we mark it Unclassified — we never force a wrong segment to pad a contractor’s count.

How we classify →
Alert me when Residential Alteration momentum crosses a threshold.Single-window signal (last 90 days vs the prior 90) — at most once a week, no account.
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Email when Residential Alteration momentum in San Jose crosses +25%.

Get the full Residential Alteration target list for San Jose.

Every ranked contractor, recent projects, and a daily email when new permits land — scoped to your segment and metro.

See your territory →Pro — $89/mo · self-serve
Keep tabs on your San Jose territory — a weekly Residential Alteration digest.No account needed — new Residential Alteration permits across San Jose, once a day when something new lands. Unsubscribe anytime.
Market chartspoint-in-time snapshot
Typical project size · residential alteration · San Jose$16Kmiddle 50% · across 5,292 valued permits
Aggregate, point-in-time — free to view. Export the underlying numbers with Pro.
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FAQ

Frequently asked about residential alteration permits in San Jose

How many residential alteration permits are pulled in San Jose each year?
14,765 residential alteration permits are currently indexed for San Jose. Volume varies year over year; PermitCore tracks both historical totals and current rolling-window activity.
Where can I see the latest residential alteration permits in San Jose?
The board above ranks the contractors winning residential alteration permits in San Jose by volume and reliable value. To browse the underlying permit filings themselves — filter by cohort, by date range, by contractor — use the PermitCore API or the Market Explorer.
How is the residential alteration data in San Jose refreshed?
PermitCore rebuilds the San Jose index nightly. The underlying municipal source publishes on its own cadence, which varies by jurisdiction, so each page stamps its own freshness (the "as of" date) rather than promising a fixed interval — and a stale source is marked as such. Segment classification is applied automatically by PermitCore's classification engine; field-level data-quality flags surface inline so you can filter for clean rows.
Can I export San Jose residential alteration permits?
Yes — the free tier includes 5,000 exports / month (CSV or Parquet); one bulk export counts as 1 export regardless of row count. Pro removes the cap with unlimited exports and full-data browse across all jurisdictions.