SheerID is the leading Audience Data Platform (ADP) that instantly verifies consumer identities across high-value demographic and professional segments using 200,000+ authoritative data sources. Founded in 2011 to help brands reach students with exclusive offers without requiring sensitive information sharing, the platform has evolved to serve educators, military, healthcare workers, first responders, and other verified audiences. The company enables marketers to collect permissioned first-party customer data and deliver personalized experiences while preventing offer abuse through rigorous verification. SheerID integrates with 400+ martech and ad tech platforms and is trusted by hundreds of enterprise brands including Amazon, Spotify, T-Mobile, and Home Depot. The platform generates revenue through customer acquisition, loyalty programs, personalized rewards, and offer protection use cases. Signal Plug searches live against sheerid.com's mail server to find and verify email addresses for any SheerID employee.
Signal Plug searches live against sheerid.com's mail server — not a static database. Get a verified email for any SheerID employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
SheerID is the leading Audience Data Platform (ADP) that instantly verifies consumer identities across high-value demographic and professional segments using 200,000+ authoritative data sources. Founded in 2011 to help brands reach students with exclusive offers without requiring sensitive information sharing, the platform has evolved to serve educators, military, healthcare workers, first responders, and other verified audiences. The company enables marketers to collect permissioned first-party customer data and deliver personalized experiences while preventing offer abuse through rigorous verification. SheerID integrates with 400+ martech and ad tech platforms and is trusted by hundreds of enterprise brands including Amazon, Spotify, T-Mobile, and Home Depot. The platform generates revenue through customer acquisition, loyalty programs, personalized rewards, and offer protection use cases.
Competitive Advantage
SheerID was specifically created to solve the student verification problem without requiring .edu email addresses or student IDs, pioneering a new category of verification platforms. The company operates four primary networks (Audience, Alliance, Affinity, and Individual Verification) allowing brands to engage verified audiences through different go-to-market strategies. SheerID is backed by five institutional investors including Fortson VC, Centana Growth Partners, and CVC Growth Partners, indicating strong venture support. The platform's emphasis on permissioned, first-party data collection differentiates it from third-party data brokers and provides brands with owned customer relationships. SheerID serves as both a verification engine and customer data platform, enabling marketers to move beyond transactional offers into loyalty-driven, personalized engagement.
The most commonly verified format at SheerID:
High ConfidenceSignal Plug tests all common patterns against SheerID's live mail server and returns whichever passes the SMTP check.
Run a live search for SheerID →Data-driven signals to help you prospect SheerID effectively.
SheerID sells to mid-market and enterprise marketing departments across retail, media & entertainment, consumer software, travel & hospitality, telecom, and consumer apps sectors. Buyers seek verification solutions to reduce fraud, improve customer targeting precision, and drive loyalty through validated audience segmentation.
Primary Contact
Chief Marketing Officer
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against sheerid.com's mail server — not a static scraped database — which means results reflect the real, current state of SheerID'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 SheerID contacts before upgrading.
Enter the contact's name
Type the first and last name of the SheerID employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use sheerid.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 SheerID 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 SheerID 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 Technology like SheerID.
Based on SheerID's profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at sheerid.com. If you have a name and the domain, you can find a verified email.
How well SheerID fits a typical B2B outbound pipeline, based on available signals.
Strong 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 sheerid.com's mail server using SMTP verification. This means results reflect the current state of SheerID'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 SheerID 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 sheerid.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 SheerID employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against sheerid.com in a single batch.
SheerID leverages 200,000+ authoritative data sources globally to instantly verify consumer eligibility without requiring sensitive information like social security numbers.
The platform uses rigorous verification methods and data enrichment to confirm consumer eligibility, preventing discount abuse and protecting offer economics.
SheerID verifies students, educators, military, healthcare workers, first responders, seniors, young adults, essential workers, and other demographic and professional segments.
No, SheerID does not sell or rent verified customer data; brands own their collected first-party data and customer relationships.
Signal Plug searches in real time against sheerid.com's mail server to find and verify email addresses for SheerID 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