CircularTree

circulartree.com

Berlin, Berlin, Germany

1-10 employees

LinkedIn Profile

About CircularTree

api, enterprise saas, sustainability, supplychainmanagement, circulareconomy, decarbonization, netzero, pcf, catenax, pact, carbon transparency, lca, scope 3, it services & it consulting, cloud infrastructure, distribution, catena-x certification, data exchange platform, carbon footprint calculation, supply chain emissions

CircularTree's Tech Stack

AI/ML

Decision Makers at CircularTree

2 contacts

Anil Akarsu

CTO

a***@circulartree.com Sign up to view

Gunther Walden

Co-Founder & CEO

g***@circulartree.com Sign up to view

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17 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.

CircularTree's Position in the StackWho Database

• CircularTree 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).
• 5,207 companies in Berlin are in the StackWho database.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as CircularTree).

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 CircularTree use?

CircularTree uses Gmail, Google Apps, Hubspot, WordPress.org, Google Tag Manager, Google Font API, and 11 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at CircularTree?

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

What industry is CircularTree in?

CircularTree operates in the information technology & services industry, headquartered in Berlin, Berlin, Germany. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export CircularTree's contact data?

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