Published market data666 county/trade aggregates are available. Coverage is limited to the published records shown; licensing records do not establish sale intent.

Plumbing · Published aggregate

Washington County

County-level public-record indicators only. A business is described only as having “left the roll”; the record does not explain why.

Number-sequence tenure is an inference from licensing records, not a founding date, owner age, or evidence of continuous operation.

Aggregate firms27Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026
Single-holder shareSuppressed (fewer than 30 observations)Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026
30+ years (number-sequence inference)7Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026
Before 1997 (by number sequence) · inference1Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026
Joined the license roll in 12 months1Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026
Left the roll in 12 months0Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026

Washington County Plumbing market summary

Washington County has 27 published aggregate firms in the Plumbing record. The single-holder indicator is Suppressed (fewer than 30 observations); the recorded number-sequence counts are 7 for 30+ years and 1 before 1997. The 12-month roll-change fields record 1 joined and 0 left.

Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026

Compared with the published Plumbing total

The published county/trade aggregates sum to 8,319 firms statewide for Plumbing. Their combined single-holder share is 99%. This is a comparison of the published aggregate rows, not an independent estimate.

Source: tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026

Other published trades in Washington County

  • Electrical: 21 aggregate firms; single-holder share Suppressed (fewer than 30 observations). Source: tdlr_electrical_20261110.csv · Pull date: Nov 10, 2026
  • HVAC: 22 aggregate firms; single-holder share Suppressed (fewer than 30 observations). Source: tdlr_airref_20261110.csv · Pull date: Nov 10, 2026
Source: tdlr_airref_20261110.csv, tdlr_electrical_20261110.csv, tsbpe_RMP_20261110.csv · Pull date: Nov 10, 2026

Recorded roll-change history

The latest county/trade roll pull is dated 2026-11-03: 1 joined and 0 left. This reports changes in the public roll only; it does not explain why a firm left.

Source: tsbpe_RMP_20261103.csv · Pull date: Nov 3, 2026