What technologies does Callirius AG use?

Callirius AG uses SendInBlue, Gmail, Google Apps, Apache, WordPress.org. View their full technology stack — including all 12 detected tools — on StackWho.

Who is the Co-Founder & CEO of Callirius AG?

Ebrahim Attarzadeh is the Co-Founder & CEO at Callirius AG. Get verified contact information on StackWho.

Where is Callirius AG located?

Callirius AG is based in Freienbach, Canton of Schwyz, Switzerland.

Callirius AG

callirius.com

environmental services

callirius.com

Freienbach, Canton of Schwyz, Switzerland

1-10 employees

LinkedIn Profile

About Callirius AG

climate change, regulatory framework, peatland rewetting, climate project quality assurance, ecosystem protection, impact transparency, forest management practices, services, investment, nature-based solutions, high-impact projects, other scientific and technical consulting services, biochar soil enhancement, carbon market transparency, climate mitigation, climate project verification, carbon sequestration, remote sensing impact monitoring, carbon offsetting, impact integrity

Callirius AG's Tech Stack

AI/ML

Decision Makers at Callirius AG

1 contact

Ebrahim Attarzadeh

Co-Founder & CEO

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12 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

Callirius AG's Position in the StackWho Database

• Callirius AG 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).
• 80 companies in Canton of Schwyz are in the StackWho database.
• 1,663 environmental services companies are in the 1-10 employee range (same size as Callirius AG).

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 Callirius AG use?

Callirius AG uses SendInBlue, Gmail, Google Apps, Apache, WordPress.org, Mobile Friendly, and 6 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Callirius AG?

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

What industry is Callirius AG in?

Callirius AG operates in the environmental services industry, headquartered in Freienbach, Canton of Schwyz, Switzerland. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Callirius AG's contact data?

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