Simpson Manufacturing Company is a leading U.S. building materials manufacturer specializing in structural connectors, fasteners, and anchors for new construction and retrofitting applications. Founded by Barclay Simpson in 1956 as a successor to a window screen business, the company operates Simpson Strong-Tie Co. Inc. as a dominant subsidiary in structural connector production across North America and Europe. The company went public in 1994 and serves the construction industry with engineered connection solutions. Signal Plug searches live against simpsonstrongtie.com's mail server to find and verify email addresses for any Simpson Manufacturing Company employee.
Signal Plug searches live against simpsonstrongtie.com's mail server — not a static database. Get a verified email for any Simpson Manufacturing Company employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
Simpson Manufacturing Company is a leading U.S. building materials manufacturer specializing in structural connectors, fasteners, and anchors for new construction and retrofitting applications. Founded by Barclay Simpson in 1956 as a successor to a window screen business, the company operates Simpson Strong-Tie Co. Inc. as a dominant subsidiary in structural connector production across North America and Europe. The company went public in 1994 and serves the construction industry with engineered connection solutions.
Competitive Advantage
Originated as successor to a window screen manufacturing business; Simpson Strong-Tie subsidiary became market leader in structural connectors; Company relocated from Oakland to Pleasanton; IPO occurred in 1994; Strong presence in both North American and European markets
The most commonly verified format at Simpson Manufacturing Company:
Medium ConfidenceSignal Plug tests all common patterns against Simpson Manufacturing Company's live mail server and returns whichever passes the SMTP check.
Run a live search for Simpson Manufacturing Company →Data-driven signals to help you prospect Simpson Manufacturing Company effectively.
Construction companies, structural engineers, and general contractors purchasing structural connectors and fastening systems for residential and commercial building projects. B2B focus on construction materials distribution and direct builder relationships.
Primary Contact
Construction Project Managers
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against simpsonstrongtie.com's mail server — not a static scraped database — which means results reflect the real, current state of Simpson Manufacturing Company'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 Simpson Manufacturing Company contacts before upgrading.
Enter the contact's name
Type the first and last name of the Simpson Manufacturing Company employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use simpsonstrongtie.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 Simpson Manufacturing Company 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 Simpson Manufacturing Company 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 Building Materials & Manufacturing like Simpson Manufacturing Company.
Based on Simpson Manufacturing Company's profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at simpsonstrongtie.com. If you have a name and the domain, you can find a verified email.
How well Simpson Manufacturing Company 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 simpsonstrongtie.com's mail server using SMTP verification. This means results reflect the current state of Simpson Manufacturing Company'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 Simpson Manufacturing Company 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 simpsonstrongtie.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 Simpson Manufacturing Company employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against simpsonstrongtie.com in a single batch.
Signal Plug searches in real time against simpsonstrongtie.com's mail server to find and verify email addresses for Simpson Manufacturing Company 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