API Group Inc. is a Minnesota-based holding company that owns and operates numerous construction and fire-protection firms. The company operates across multiple construction and safety-related service sectors through its subsidiary companies. Founded and led by Lee Reuben Anderson Sr., the group has established itself as a significant player in construction and fire-protection industries. Signal Plug searches live against apigroupinc.com's mail server to find and verify email addresses for any API Group Inc. employee.
Signal Plug searches live against apigroupinc.com's mail server — not a static database. Get a verified email for any API Group Inc. employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
API Group Inc. is a Minnesota-based holding company that owns and operates numerous construction and fire-protection firms. The company operates across multiple construction and safety-related service sectors through its subsidiary companies. Founded and led by Lee Reuben Anderson Sr., the group has established itself as a significant player in construction and fire-protection industries.
Competitive Advantage
Lee Reuben Anderson Sr. founded and owns API Group Inc., a holding company structure rather than a single operating company; The company operates across both construction and fire-protection industries as a diversified holding company; Anderson's philanthropic interests include children's health, higher education, and military veteran welfare, suggesting potential corporate giving alignment.
The most commonly verified format at API Group Inc.:
Low ConfidenceSignal Plug tests all common patterns against API Group Inc.'s live mail server and returns whichever passes the SMTP check.
Run a live search for API Group Inc. →Data-driven signals to help you prospect API Group Inc. effectively.
Recruitment and vendor partnerships target skilled trades workers and safety engineers seeking opportunities in construction and fire-protection sectors. Enterprise buyers include facility managers, property developers, and municipalities requiring construction and fire safety services.
Primary Contact
Facility Managers
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against apigroupinc.com's mail server — not a static scraped database — which means results reflect the real, current state of API Group Inc.'s email infrastructure. Here's how to run a lookup:
Create a free account
Sign up at Signal Plug in under 30 seconds. No credit card required. The Free plan includes 10 searches per month so you can test the tool with real API Group Inc. contacts before upgrading.
Enter the contact's name
Type the first and last name of the API Group Inc. employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use apigroupinc.com. Signal Plug tests all common naming patterns automatically and returns only the format that passes the SMTP check.
Get a verified result
Signal Plug returns an email address with a confidence score (0–100) and deliverability status (Valid, Risky, or Catch-all) within 2 seconds. The confidence score tells you how reliable the result is before you use it.
Export and use
One-click CSV export lets you bring API Group Inc. contacts into Salesforce, HubSpot, Outreach, Lemlist, or any other tool in your stack. Growth and Scale plan users can run bulk lookups across an entire list of API Group Inc. names in a single batch.
Whether you're running outbound sales, recruiting, or building a partnership list, these are the roles most frequently contacted at Construction & Fire Protection like API Group Inc..
Based on API Group Inc.'s profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at apigroupinc.com. If you have a name and the domain, you can find a verified email.
How well API Group Inc. fits a typical B2B outbound pipeline, based on available signals.
Moderate Fit
Funnel Fit Score
Most email finder tools pull from static databases of scraped email addresses. These databases go stale as people change jobs and companies update their email infrastructure. Signal Plug takes a different approach: every search performs a live check against apigroupinc.com's mail server using SMTP verification. This means results reflect the current state of API Group Inc.'s email system — not a cached result from months or years ago.
Signal Plug enriches every result with supporting data: a confidence score (0–100), deliverability status (Valid, Risky, or Catch-all), job title where available, and LinkedIn profile URL. This context helps you prioritize which API Group Inc. contacts to email first and personalize your outreach before you hit send. Plans start at $29/month for 500 searches — no annual contracts or seat fees.
Signal Plug performs a live SMTP check against apigroupinc.com's mail server for every query — not a static database lookup. Our platform-wide accuracy rate is 94%. Each result comes with a confidence score (0–100) so you can gauge reliability before using the address.
Free plan: 10 searches. Starter ($29/mo): 500. Growth ($149/mo): 2,000. Scale ($299/mo): 5,000. No company-specific caps.
No. Signal Plug generates and verifies emails in real time via SMTP checks — no static database of API Group Inc. employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against apigroupinc.com in a single batch.
Signal Plug searches in real time against apigroupinc.com's mail server to find and verify email addresses for API Group Inc. employees. Enter a name, enter the domain, get a verified result with a confidence score in under 2 seconds.
Start finding emails free →10 free searches · No credit card required · Upgrade from $29/month