32 Plumbing contractors in Bel Air South, MD — scored for agency prospecting
Bel Air South has 32 active plumbing contractors profiled on LocalVein, with a median vulnerability score of 12 out of 100. About 38% operate without a website — the single strongest signal that a local service business is open to hiring a marketing agency.
The plumbing contractor market in Bel Air South
80% owner-occupancy in Bel Air South is an unusually homeowner-rich footprint, and for plumbing contractors that changes everything about the buyer journey. The household making the call is also cutting the check and will cross-reference the contractor against neighbors on Nextdoor and review sites before committing. Agencies win in this profile by prioritizing authenticity signals — photographed work, named technicians, local-language review prompts — over the volume-marketing playbook that works in renter-heavy metros.
Bel Air South's plumbing segment is small — only 32 active plumbing contractors in the index. That changes the prospecting math: agencies can comfortably contact every operator in the market inside a week, which makes manual personalization and direct outreach tractable in a way it isn't in a 300-operator vertical.
Of 32 plumbing contractors scored in Bel Air South, 0 carry vulnerability scores above 50 — 0% of the market. 38% have no website at all, the single strongest signal that an operator is leaving paid-discovery revenue on the table. Agencies who lead with the missing-website angle tend to convert this slice well — there's no harder pitch to argue with than "your competitors are showing up on Google for searches you can't."
US benchmarks: median review count 32, share of operators with no website 22%. Markets where either number sits well above the benchmark concentrate more agency-ready prospects per outreach hour.
Where the 32 plumbing contractors land on the 0–100 score
A sample of Bel Air South plumbing contractors we've profiled
- All State Plumbing Heating & Coolingplumbing contractor
- Palardy Plumbing & Heating Incplumbing contractor
- Plumbing Servicesplumbing contractor
- Stilwell Plumbing & Drainplumbing contractor · 1.0★ · 1 review
- Wayne's Quality Plumbing Servicesplumbing contractor · 3.5★ · 8 reviews
Showing 5 of 32. Vulnerability scores, phone numbers, line types and full enrichment data are available to signed-in members.
How we measure opportunity
Public-sector demographic data
Population, household income, home value, homeownership rate, median year structure built and self-employment density come from authoritative public demographic releases. Refreshed annually.
Live business records
Business names, addresses, ratings, review counts, websites, phone numbers and operating status come from live business records. Each profiled business is re-checked regularly so stale data drifts off the page.
Composite vulnerability score
We blend 19 signals (review velocity, star rating, website presence and freshness, ad pixels, hiring activity, competitor density and visual brand, plus eleven more) into a 0–100 score. Higher means more likely to engage with marketing services.
Related searches
Frequently asked
- How many plumbing contractors are in Bel Air South, MD?
- LocalVein's latest scan of Bel Air South identified 32 active plumbing contractors. Median review count is 19, with a median Google rating of 4.9 stars. Refreshed April 2026.
- How does LocalVein rank plumbing leads for vulnerability?
- In Bel Air South, what pushes plumbing contractors up the vulnerability ranking most is a high 38% share with no website at all and thin review volume (median of 19 reviews) — both are gaps a marketing agency can close fast. The median plumbing contractor here scores 12/100, and 0 operators clear 50 — the band where new agency outreach tends to land. The score is a shortlist heuristic — drill into any operator to see which signals it lost points on before you call.
- What percent of Bel Air South plumbing contractors have no website?
- 38% of plumbing contractors in Bel Air South have no website at all in our index. No website is the single strongest "leaving money on the table" signal we track, and most agencies start their outbound by sorting on this column.
- Can I get phone numbers and line types for Bel Air South plumbing contractors?
- Yes — LocalVein exports full phone numbers on every paid plan. Phone line type detection (mobile / landline / VoIP) is a Core-tier and above feature, which agencies use to route SMS-eligible prospects to a separate outreach sequence than landline-only operators. Paid plans also surface a contact email for each business that publishes one on its own site — coverage is not universal. For Bel Air South's plumbing contractors, line types populate on the first paid scan and persist indefinitely — phone line types almost never change.
- How often is the Bel Air South plumbing list refreshed?
- Each plumbing contractor record is re-checked whenever a user scans the vertical. Bel Air South's demographic numbers (population, home value, demographic signals used in the vulnerability score) refresh annually. Most recent refresh on this page: April 2026.
The rest of plumbing contractors in Bel Air South is behind a free signup.
- 5 sample businesses
- Phones masked (last 2 digits)
- No phone line-type classification
- No CSV export
- No vulnerability ranking on the full list
- all 32 businesses
- Full phone numbers
- Ranked by vulnerability score
- Demographic intelligence per market
- Generic CSV export (CRM-ready)
See every Bel Air South plumbing contractor's score, phone, line type, and contact email
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