B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
30%
30% -- contact data decay rate for B2B data quality (2026)
Contact data decays at roughly 30% per year according to Gartner's B2B data quality research.
- Approximated as roughly 30%
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
30%
Unit
Percentage
Data Vintage
2026
Entity
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
95
Source Trust
50
Citation Chain
90
Independence
30
Methodology
45
Freshness
80
Source
Gartner
Primary
Tier A
https://syncgtm.com/blog/briteverify-alternatives ↗
Source Article
6 Best BriteVerify Alternatives for B2B Enrichment in 2026
6 Best BriteVerify Alternatives for B2B Enrichment in 2026
By Kushal Magar · June 12, 2026 · 13 min read
Key Takeaway
BriteVerify (now owned by Validity) is an email validation tool — it cleans lists you already have via batch upload or API, but does not find contacts, enrich data, or send outreach.…
Original Research
Gartner
· Original study ↗
Methodology
According to Gartner's B2B data quality research.
Methodology documented
Segmentation
Channelcommon_crawl
Cite this stat
Plain Text
B2B data quality: 30% contact data decay rate. Source: Gartner (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/contact-data-decay-rate-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/contact-data-decay-rate-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- contact data decay rate for B2B data quality<br><small>Source: Gartner (2026) · <a href="https://lighthousedata.io/data/contact-data-decay-rate-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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