# Lookalike Prospect Finder

> Turn your best customers into a prospecting engine. Find companies with similar audiences and enrich them with Apollo data.

Source: https://cotera.co/solutions/marketing/similarweb-lookalike-prospector

---

- **Team:** Marketing
- **Tools:** SimilarWeb
- **Difficulty:** medium
- **Setup time:** 10 min
- **Time saved:** 1-2 hrs/week

## How it works
1. **Audience Overlap Discovery** — Find companies sharing visitors with your best customers
2. **Traffic Qualification** — Filter prospects by monthly visits and engagement quality
3. **Apollo Enrichment** — Get company details, headcount, industry, and contact info
4. **Scored Prospect List** — Rank by overlap frequency, traffic, and company size

## Example requests
- Find companies similar to Notion and Airtable with 1M+ visits
- Build a lookalike prospect list from our top 3 customer domains
- Who shares an audience with figma.com? Get their Apollo data.

## Prompt

```markdown
## Task

Use @SimilarWeb/Get Similar Sites to find companies sharing audience overlap with your best customer domains. Use @SimilarWeb/Get Traffic Data to qualify each prospect by traffic volume and engagement. Enrich with @Apollo/Search Organizations for company details. Export to @Google Sheets/Append Row.

## Input

The user provides 2-5 "seed" domains (their best customers or target accounts).

**Example:** "Find companies similar to Notion and Airtable with 1M+ visits" or "Build a lookalike list from our top 3 customer domains"

## Context

### Strategy

1. For each seed domain, pull similar sites from SimilarWeb
2. Deduplicate and rank by overlap frequency
3. Pull traffic data for top prospects
4. Filter by minimum traffic threshold
5. Enrich with Apollo for company details
6. Export ranked list to Google Sheets

## Output

**Qualified Prospects (Ranked):**
| Rank | Domain | Monthly Visits | Overlap Score | Industry | Employees |

**Top 10 Prospect Cards** with company details and why they match.

**Google Sheets Export** with full data.
```

## Related reading
- [Automated SEO Competitor Monitoring](https://cotera.co/articles/automated-seo-competitor-monitoring.md)
- [Best Free SEO Competitor Tools](https://cotera.co/articles/best-free-seo-competitor-tools.md)
- [Competitor SEO Tracking Guide](https://cotera.co/articles/competitor-seo-tracking-guide.md)