2.7.11.1Vertical

Drain Cleaning & Sewer Services

Plumbers specializing in drain clearing and sewer line maintenance.

Market snapshot

These figures describe Plumbing (Residential) (2.7.11), the segment that Drain Cleaning & Sewer Services sits within — not Drain Cleaning & Sewer Services on its own.

Market size
~$6.3B
Growth
~10.0%CAGR (2017–22, nominal)
Companies
~4,000
FragmentationFragmentedEstimate

U.S. Census Bureau 2022 CBP/Economic Census, NAICS 562991 (Septic Tank & Related Services) only. The broader residential plumbing trade falls under NAICS 238220, tracked in Industrials (Construction & Engineering).

Business model & economics

Revenue model

Service and repair calls plus replacement and new-construction jobs

Key economics

Recurring revenue
Moderate

recurring service and emergency demand

EBITDA margin
12–22%
Capex intensity
Low

Characteristics

  • A flagship home-services roll-up trade alongside HVAC and electrical.
  • Recurring service, emergency, and high-ticket replacement demand.
  • Federal data captures only septic here; the trade sits in construction codes.
  • Recession-resilient — homeowners must fix plumbing failures.

M&A deal context

Deal activityHigh

Who’s acquiring

  • PE-backed plumbing platforms
  • Multi-trade home-services consolidators
  • Regional roll-ups

What’s driving deals

  • Aggressive roll-up of local plumbing contractors.
  • Recurring service and emergency-driven demand.
  • Multi-trade platform cross-sell with HVAC and electrical.

Find Drain Cleaning & Sewer Services acquisition targets

Search Acquisera’s index for companies classified under Drain Cleaning & Sewer Services (2.7.11.1) and build a targeted deal pipeline.

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