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SKILL verified MIT Self-run

Business Email Extractor

skill-gmapsscraper-google-maps-agent-skills-business-email-extractor · by gmapsscraper

Extract verified business email addresses from Google Maps listings. Find contact emails for any industry and location — ready for cold outreach campaigns.

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Install

$ agentstack add skill-gmapsscraper-google-maps-agent-skills-business-email-extractor

✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.

Security review

✓ Passed

No issues found. Passed automated security review. · v0.1.0 How review works →

  • Prompt-injection patterns
  • Secret / credential exfiltration
  • Dangerous shell & filesystem operations
  • Untrusted network calls
  • Known-malicious package signatures

What it can access

  • Network access Used
  • Filesystem access No
  • Shell / process execution No
  • Environment & secrets No
  • Dynamic code execution No

From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.

View the full security report →

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Reliability & compatibility

Security review passed
0 installs to date
no reviews yet
2mo ago

Declared compatibility

Claude CodeClaude Desktop

Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.

Preview Execution monitoring

We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.

How agent discovery & health will work →
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About

Business Email Extractor

Extract business email addresses from Google Maps at scale. Find verified contact emails for any industry and location — ready for outreach campaigns.

When to Use

  • User needs business email addresses for outreach
  • User asks to "find emails" for businesses in an area
  • User wants to build an email list for cold outreach
  • User needs contact information for a specific industry

Important: Credit System

Each extraction costs 2 credits. Free accounts get 10 credits (5 extractions). Email extraction uses deep website crawling — always enable email: true.

Workflow

Step 1: Define Target

Ask the user:

  • Industry: What businesses to target?
  • Location: Where?
  • Volume: How many emails needed?
  • Quality preference: Only custom domains? Or include generic (info@)?

Step 2: Optimize for Email Coverage

Tips to maximize emails per credit:

  • Professional services (lawyers, accountants) have 60-80% email coverage
  • Restaurants/retail have lower coverage (30-50%)
  • Always use depth: 2 + email: true for maximum extraction

Step 3: Confirm

✉️ Email Extraction:
   Target: {{industry}} in {{location}}
   Expected emails: 15-50 (depending on industry)
   Cost: 2 credits
   
   Proceed?

Step 4: Extract

curl -X POST "https://gmapsscraper.io/api/v1/jobs" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $GMAPS_SCRAPER_API_KEY" \
  -d '{
    "name": "Emails: {{industry}} in {{location}}",
    "keywords": ["{{industry}} in {{location}}"],
    "lang": "en",
    "depth": 2,
    "email": true
  }'

Step 5: Download & Filter Emails

curl -s "https://gmapsscraper.io/api/v1/jobs/{{job_id}}/download" \
  -H "Authorization: Bearer $GMAPS_SCRAPER_API_KEY" \
  --output raw_results.csv

Quality filtering:

| Quality | Pattern | Action | |---------|---------|--------| | ⭐⭐⭐ High | name@company.com, domain matches website | Use first | | ⭐⭐ Medium | info@company.com, custom domain | Good for outreach | | ⭐ Low | @gmail.com, @yahoo.com | Use with caution | | ❌ Remove | noreply@, no-reply@, invalid format | Skip |

Step 6: Deliver Clean Email List

✅ Email Extraction Complete!

Total businesses found: {{total}}
Emails extracted: {{email_count}} ({{pct}}% coverage)

Quality breakdown:
  ⭐⭐⭐ High quality: {{high}} emails
  ⭐⭐ Medium quality: {{med}} emails
  ⭐ Low quality: {{low}} emails

Saved to: emails_{{industry}}_{{location}}.csv

Offer next steps:

  • "Want me to write cold emails to these contacts?" → cold-email-local-business
  • "Want to score and prioritize these leads?" → google-maps-leads

Email Coverage by Industry

| Industry | Typical Coverage | Best Keywords | |----------|-----------------|---------------| | Lawyers | 70-80% | "law firm", "attorney" | | Accountants | 65-75% | "CPA", "accounting firm" | | Dentists | 55-70% | "dental clinic", "dentist" | | Real estate | 60-75% | "real estate agent", "realtor" | | Marketing agencies | 70-85% | "marketing agency", "SEO company" | | Restaurants | 30-50% | "restaurant", "cafe" | | Plumbers | 40-55% | "plumbing company", "plumber" | | Gyms | 50-65% | "gym", "fitness center" |

When Credits Run Out

⚡ Credits exhausted!

You've extracted {{total_emails}} emails with your free searches.
For unlimited email extraction: https://gmapsscraper.io/#pricing

💡 You can still write personalized emails for your existing contacts
using the cold-email-local-business skill — no credits needed!

Compliance Notes

  • These are publicly listed business emails (B2B, not personal)
  • Suitable for outreach under CAN-SPAM / GDPR legitimate interest
  • Always include unsubscribe option
  • Respect opt-out requests immediately

Get Started

  1. Sign up at https://gmapsscraper.io (5 free extractions)
  2. Set: export GMAPS_SCRAPER_API_KEY=your_key
  3. Start extracting emails!

Unlimited from $29/month.

Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

Install and usage instructions live in the source repository linked above.

Reviews

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Versions

  • v0.1.0 Imported from the upstream source.