What technologies does 321 Web Marketing use?

321 Web Marketing uses Route 53, Rackspace MailGun, Gmail, Google Apps, Zendesk. View their full technology stack — including all 27 detected tools — on StackWho.

Who is the CEO of 321 Web Marketing?

Jonathan Gessert is the CEO at 321 Web Marketing. Get verified contact information on StackWho.

Who is the Director of Digital Marketing of 321 Web Marketing?

Laura Sejas is the Director of Digital Marketing at 321 Web Marketing. Get verified contact information on StackWho.

Where is 321 Web Marketing located?

321 Web Marketing is based in Reston, Virginia, United States.

321 Web Marketing

321webmarketing.com

marketing & advertising

321webmarketing.com

Reston, Virginia, United States

11-50 employees

LinkedIn Profile

About 321 Web Marketing

website design, linkbuilding, social media marketing, content marketing, onpage seo, digital marketing, marketing automation, website development, wordpress, emberjs, python, jquery, php, google adwords, google analytics, photoshop, mailchimp, woocommerce, offpage seo, marketing services

321 Web Marketing's Tech Stack

AI/ML

Decision Makers at 321 Web Marketing

3 contacts

Jonathan Gessert

CEO

j***@321webmarketing.com Sign up to view

Laura Sejas

Director of Digital Marketing

l***@321webmarketing.com Sign up to view

Paul Carson

Director of Business Development

p***@321webmarketing.com Sign up to view

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27 technologies detected · 3 decision makers · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

321 Web Marketing's Position in the StackWho Database

• 321 Web Marketing is 1 of 80,546 marketing & advertising companies tracked in StackWho.
• 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
• 6,974 companies in Virginia are in the StackWho database.
• 21,907 marketing & advertising companies are in the 11-50 employee range (same size as 321 Web Marketing).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does 321 Web Marketing use?

321 Web Marketing uses Route 53, Rackspace MailGun, Gmail, Google Apps, Zendesk, Amazon AWS, and 21 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at 321 Web Marketing?

StackWho has verified email addresses for 3 decision makers at 321 Web Marketing. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach 321 Web Marketing directly for sales, recruiting, or partnerships.

What industry is 321 Web Marketing in?

321 Web Marketing operates in the marketing & advertising industry, headquartered in Reston, Virginia, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export 321 Web Marketing's contact data?

Yes. StackWho Pro members can export decision maker contact data for 321 Web Marketing and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.