Green Seal

greenseal.org

Washington, District of Columbia, United States

51-200 employees

LinkedIn Profile

About Green Seal

environmental certification, green standards for products, services, ecolabels, green business, identifying leadership in sustainability, empowering consumers, purchasers, companies

Green Seal's Tech Stack

Other

DNS Made Easy

Email

Outlook

Decision Makers at Green Seal

1 contact

Dave Sheppard

Director of Software Engineering Frontend

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2 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

Green Seal uses DNS Made Easy, Outlook among other technologies. Use StackWho to identify the right decision-maker email for targeted sales outreach, recruiting, or partnership development.

Green Seal's Position in the StackWho Database

• Green Seal is 1 of 4,079 environmental services companies tracked in StackWho.
• 4,065 environmental services companies in our database have verified decision-maker emails (100% of the cohort).
• 3,312 companies in District of Columbia are in the StackWho database.
• 409 environmental services companies are in the 51-200 employee range (same size as Green Seal).

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 Green Seal use?

Green Seal uses DNS Made Easy, Outlook. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Green Seal?

StackWho has verified email addresses for 1 decision maker at Green Seal. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Green Seal directly for sales, recruiting, or partnerships.

What industry is Green Seal in?

Green Seal operates in the environmental services industry, headquartered in Washington, District of Columbia, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Green Seal's contact data?

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