Validate signals first
Confirm the website, phone, and location are consistent. If any signal is missing, pause outreach and re-check.
United States → California → Los Angeles city
Plumber companies in Los Angeles city, California | ProspectB2B
Find Plumber companies in Los Angeles city, California with outbound-ready signals. Validate fit, confirm contacts, and build a clean shortlist.
Use this list to validate outbound targets, confirm contact signals, and keep your shortlist clean before sequencing.
Outbound validationCity focusIndustry scopedVerified signals
How to use this list
How to use this list
Keep the workflow repeatable. Validate, segment, and sequence with verified signals.
Segment by relevance
Group accounts by service focus or buyer type. Segmentation keeps messaging tight and avoids wasted touches.
Sequence with context
Reference the signal you verified and the local context. Outreach performs best when it feels grounded in evidence.
Company profiles
Company profiles
48 profiles per page. Always validate real-world signals before outreach.
Air Products & Services
ProfileView profile
Backflow Test Pros Los Angeles
ProfileView profile
Candu Plumbing & Rooter
ProfileView profile
Drip Too Hard Plumbing
ProfileView profile
Expert Plumbing and Rooter, Inc
ProfileView profile
Greg's Sewer & Drains
ProfileView profile
Helpful Plumbing
ProfileView profile
JND Plumbing and Drains
ProfileView profile
Leak Hounds Plumbing, Leak Detection & Water Heater Repair
ProfileView profile
Mike Diamond Plumbing, HVAC & Electrical
ProfileView profile
Mike Diamond Plumbing, HVAC & Electrical
ProfileView profile
Mike Diamond Plumbing, HVAC & Electrical
ProfileView profile
Mike Diamond Plumbing, HVAC & Electrical
ProfileView profile
Mr. Speedy Rooter
ProfileView profile
My Drain Company Inc.
ProfileView profile
New Flow Plumbing Inc.
ProfileView profile
Porter Ranch Repiping
ProfileView profile
Rooters On Time
ProfileView profile
Shamrock Plumbing
ProfileView profile
W H Plumbing Heating and Air Conditioning
ProfileView profile
Correction note
Report a correction
If a listing looks incorrect, report it so the data team can review signals and sources.
Use the report an issue form, email contact@prospectb2b.com, or review the data methodology and editorial policy for source guidance.
© OpenStreetMap contributors (ODbL)
Pagination
Browse more profiles
Paginate through the list to explore more profiles.
FAQ
Research workflow FAQs
Keep prospecting consistent and signal-driven.
How do I validate Plumber companies in Los Angeles city, California?
Confirm the website, phone number, and location match the stated category. If anything looks inconsistent, pause and verify before outreach.
Why do some profiles show limited signals?
Some businesses do not publish every field publicly. Use missing signals as a prompt to verify details before outreach.
What is the fastest way to build a shortlist?
Filter by the clearest signals first, then prioritize companies with consistent category and location markers.
How should I personalize outreach?
Anchor your message to the signal you verified: location footprint, service focus, or a visible contact channel.
Where can I report an issue?
Use the report an issue form so the data team can review the listing and sources.
Ready to act
Move from research to outreach
Validate signals, confirm the category match, and then start a clean outbound sequence.