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Clay workbook stage map showing four connected tables from CSV export to contact enrichment

DataBahn · AI workflows and enrichment

Building a multi-stage Clay workflow for account enrichment and contact sourcing

I built this Clay workbook for two related jobs: enrich target accounts deeply enough to know which companies were worth pursuing, then source and classify the right people before writing outbound. The workflow starts with 150 companies, expands into account and technology signals, routes contacts by seniority and fit, and writes personalized outbound email sequences based on verified account and contact research from the earlier stages.

Company
DataBahn
Role
Marketing Manager
Use cases
Account enrichment and contact sourcing
Scale
4 connected stages, 150 accounts, and 30K+ contact rows

The problem

Raw account lists were not enough. We needed verified technology context, relevant people, valid work emails, clear relationship and topic signals, and outbound that could explain why each account was being contacted.

What I owned

Workflow architecture, enrichment waterfalls, prompt logic, classification rules, email verification, quality checks, and personalized outbound email sequences based on verified account and contact research across the four connected stages.

Key decisions

  • Used the full configuration behind “Verify technology usage” to build a multi-provider technology waterfall instead of trusting one database.
  • Validated “Work Email” before a contact could move into outreach.
  • Used “Relationship Classification” to separate real relevance from superficial title matching.
  • Added a clear “What does NOT match” section to “Topic Signal Analysis” so unrelated activity did not become a false signal.
  • Built “Write Outbound Email Sequence” to produce personalized outbound email sequences based on verified account, role, relationship, and topic research.

What shipped

  • Stage 0: CSV input and normalized company records
  • Stage 1: account enrichment and technology verification
  • Stage 2: contact enrichment, work email verification, relationship classification, and topic signal analysis
  • Stage 3: C-suite and VP enrichment with personalized outbound email sequences based on verified account and contact research
  • Quality controls for positive matches, negative matches, missing data, and unsupported claims

Results

  • Use case 1: Account enrichment
  • Use case 2: Contact sourcing
  • 4 connected stages
  • 30K+ contact rows processed

Evidence and artifacts

Inside the enrichment stage

Cropped account-enrichment workflow showing technology verification and enrichment columns.
Inside Stage 1: technology verification and waterfall enrichment before accounts moved into contact sourcing.

What I learned

The useful part of an enrichment system is not the number of columns. It is the logic that decides what counts as evidence, what gets rejected, and what is allowed to reach the message.