DOOR3

door3.com

information technology & services

door3.com

New York, New York, United States

51-200 employees

12593000 revenue

LinkedIn Profile

About DOOR3

user experience design, application development, mobile application & mobile web, ecommerce, digital strategy, iphone, ipad, rim, android, support, maintenance, enterprise architecture, user interface design, software development, user & business research, ux audit, ux & design audit, design process, ui design, design systems

DOOR3's Tech Stack

Decision Makers at DOOR3

2 contacts

Dmytro Kushch

Director of Engineering

d***@door3.com Sign up to view

Robert Miller

Associate Director of Engineering

r***@door3.com Sign up to view

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30 technologies detected · 2 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.

DOOR3's Position in the StackWho Database

• DOOR3 is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 23,956 companies in New York are in the StackWho database.
• 13,765 information technology & services companies are in the 51-200 employee range (same size as DOOR3).

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

Frequently Asked Questions

What technology does DOOR3 use?

DOOR3 uses Cloudflare DNS, Amazon SES, Rackspace MailGun, Gmail, Google Apps, CloudFlare Hosting, and 24 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at DOOR3?

StackWho has verified email addresses for 2 decision makers at DOOR3. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach DOOR3 directly for sales, recruiting, or partnerships.

What industry is DOOR3 in?

DOOR3 operates in the information technology & services industry, headquartered in New York, New York, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export DOOR3's contact data?

Yes. StackWho Pro members can export decision maker contact data for DOOR3 and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.