B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
91.4%
91.4% -- match rate for 5-provider B2B data waterfall (2026)
A five-provider waterfall enrichment configuration achieved a 91.4% match rate across 500 test contacts.
- Cleanlist sells enrichment tooling and tested its own product, so results are directional
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
91.4%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
500
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
50
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
Cleanlist
Primary
Tier C
https://www.cleanlist.ai/blog/2026-03-27-b2b-data-providers ↗
Source Article
Chain 3+ Enrichment Vendors Without Blowing the Budget
Disclosure: This article is published by Datamagnet. Vendor claims about third-party products are self-reported by those vendors unless otherwise noted.
Waterfall Enrichment: How to Chain 3+ Vendors Without Blowing Your Budget
Chaining three or more data providers into a waterfall lifts your match r…
Original Research
Cleanlist
· Original study ↗
Methodology
Cleanlist test of 10 B2B data providers on 500 contacts; Cleanlist sells enrichment tooling and ranked its own product first, so treat as directional
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
5-provider B2B data waterfall: 91.4% match rate. Source: Cleanlist (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/five-provider-waterfall-match-rate-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/five-provider-waterfall-match-rate-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>91.4%</strong> -- match rate for 5-provider B2B data waterfall<br><small>Source: Cleanlist (2026) · <a href="https://lighthousedata.io/data/five-provider-waterfall-match-rate-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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