Mary & Main is a premium cannabis dispensary located in Capitol Heights, Maryland, founded in 2018 by Hope Wiseman and her mother Dr. Octavia Wiseman with the mission to provide safe, quality cannabis products and empower individuals through community wellness. The dispensary serves both adult-use (21+) and medical cannabis customers, operating 7 days a week with extended hours. Beyond retail, Mary & Main operates an event space hosting educational workshops, yoga classes, Cannabis 101 sessions, and community outreach programs focused on destigmatizing cannabis and advancing medical cannabis science. The company positions itself as a community-rooted advocate in Prince George's County, emphasizing compassionate service, pharmaceutical-grade products, and social action within historically underserved communities. Signal Plug searches live against maryandmain.com's mail server to find and verify email addresses for any Mary & Main employee.
Signal Plug searches live against maryandmain.com's mail server — not a static database. Get a verified email for any Mary & Main employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
Mary & Main is a premium cannabis dispensary located in Capitol Heights, Maryland, founded in 2018 by Hope Wiseman and her mother Dr. Octavia Wiseman with the mission to provide safe, quality cannabis products and empower individuals through community wellness. The dispensary serves both adult-use (21+) and medical cannabis customers, operating 7 days a week with extended hours. Beyond retail, Mary & Main operates an event space hosting educational workshops, yoga classes, Cannabis 101 sessions, and community outreach programs focused on destigmatizing cannabis and advancing medical cannabis science. The company positions itself as a community-rooted advocate in Prince George's County, emphasizing compassionate service, pharmaceutical-grade products, and social action within historically underserved communities.
Competitive Advantage
Founded by a Black woman entrepreneur (Hope Wiseman) specifically to serve her historically marginalized community after facing penalties for cannabis use. The company name 'Mary & Main' is a deliberate reference to 'Mary Jane' meeting 'mainstream culture,' reflecting the intersection of cannabis vernacular and legitimization. Operates an on-site event space and studio hosting community wellness programs like yoga classes alongside cannabis education. Leadership includes Dr. Larry Bryant as Medical Director with credentials in dentistry and healthcare administration (DDS, MHCA, MBA). Strategic location near Addison Road Metro Station in Prince George's County positions it as a cornerstone dispensary in a historically Black community.
The most commonly verified format at Mary & Main:
High ConfidenceSignal Plug tests all common patterns against Mary & Main's live mail server and returns whichever passes the SMTP check.
Run a live search for Mary & Main →Data-driven signals to help you prospect Mary & Main effectively.
Mary & Main recruits talent passionate about cannabis advocacy and community wellness. The company attracts employees aligned with social justice, medical cannabis advancement, and serving historically marginalized communities in the DMV region.
Primary Contact
Medical cannabis patients
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against maryandmain.com's mail server — not a static scraped database — which means results reflect the real, current state of Mary & Main'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 Mary & Main contacts before upgrading.
Enter the contact's name
Type the first and last name of the Mary & Main employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use maryandmain.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 Mary & Main 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 Mary & Main 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 Cannabis / Retail like Mary & Main.
Based on Mary & Main's profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at maryandmain.com. If you have a name and the domain, you can find a verified email.
How well Mary & Main 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 maryandmain.com's mail server using SMTP verification. This means results reflect the current state of Mary & Main'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 Mary & Main 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 maryandmain.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 Mary & Main employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against maryandmain.com in a single batch.
Monday-Sunday 10:00 AM - 9:00 PM.
Yes, Mary & Main serves both medical cannabis patients and adult-use customers 21+.
Flower, pre-rolls, vapes, concentrates, edibles, topicals, and accessories.
Visit the website to access information on obtaining a medical card.
Signal Plug searches in real time against maryandmain.com's mail server to find and verify email addresses for Mary & Main 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