B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
40%
40% -- revenue uplift from personalization for companies with effective personalization (2026)
Companies that get personalization right generate 40% more revenue from those activities than average players according to McKinsey research.
- Qualifiers reference 'from those activities' compared to average players
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
40%
Unit
Percentage
Data Vintage
2026
Entity
Geography
Global
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
McKinsey
Primary
Tier B
https://www.darkroomagency.com/observatory/customer-lifetime-value ↗
Source Article
Customer Lifetime Value: Formula & Examples | Darkroom
RETENTION MARKETING
Customer Lifetime Value (CLV): What It Is and How to Calculate It
Written by Darkroom leardership
July 17. 2026
Customer lifetime value (CLV) is the total profit a business earns from a customer across their entire relationship. It is calculated as average order value × purchase …
Original Research
McKinsey
· Original study ↗
Methodology
McKinsey research on personalization
Methodology documented
Segmentation
IndustryRetail
Company SizeEnterprise
RegionGlobal
RoleAll marketers
Channelmulti-channel
Cite this stat
Plain Text
companies with effective personalization: 40% revenue uplift from personalization. Source: McKinsey (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/personalization-revenue-uplift
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<blockquote cite="https://lighthousedata.io/data/personalization-revenue-uplift" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- revenue uplift from personalization for companies with effective personalization<br><small>Source: McKinsey (2026) · <a href="https://lighthousedata.io/data/personalization-revenue-uplift" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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