B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
80%
80% -- buying process completed before sales contact for B2B buyers (2026)
80% of the B2B buying decision process happens before buyers talk to a sales rep.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
80%
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Gartner
Primary
Tier C
https://linkability.us/professional-services-marketing-beyond-referrals/ ↗
Source Article
Professional Services Marketing Beyond Referrals
If your firm was built on referrals, you’re in good company.
Most successful professional services businesses—advisory firms, consultancies, specialty insurance, legal practices, boutique financial services—got where they are by doing excellent work and earning trust over time.
But here’s the proble…
Original Research
Gartner
· Original study ↗
Methodology
Cited from Gartner via secondary blog post.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
B2B buyers: 80% buying process completed before sales contact. Source: Gartner (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/b2b-buying-process-before-sales-rep
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<blockquote cite="https://lighthousedata.io/data/b2b-buying-process-before-sales-rep" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>80%</strong> -- buying process completed before sales contact for B2B buyers<br><small>Source: Gartner (2026) · <a href="https://lighthousedata.io/data/b2b-buying-process-before-sales-rep" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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