Tallinn, Harju County, Estonia
11-50 employees

About Klaus

customer service, conversation review, customer support, customer service quality assurance, agentcoaching, csat, customer service quality management, customer service quality, customer support quality, contact center quality assurance, assignments, disputes, calibration, support third-party integrations, support management tools, support deployment, support reporting, support feedback, customer retention, support solutions

Decision Makers at Klaus

4 contacts

Joonathan Magi

Chief Technology Officer

j***@klausapp.com Sign up to view

Martin Koiva

Co-Founder & CEO

m***@klausapp.com Sign up to view

Warren Bobrow

Chief Executive Officer

j***@mac.com Sign up to view

Merily Leis

Head Of Marketing

m***@klausapp.com Sign up to view

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· 4 decision makers · Emails available

Sales Outreach Angle

Klaus is a technology company. Software vendors, dev tools, and SaaS platforms find technology companies like this highly receptive. Use StackWho to identify the right decision-maker (CTO, VP Eng, or Head of Product) and reach out with a stack-specific pitch.

Klaus's Position in the StackWho Database

  • Klaus 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).
  • 1,549 companies in Harju County are in the StackWho database.
  • 74,148 information technology & services companies are in the 11-50 employee range (same size as Klaus).

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 Klaus use?

Full technology stack data for Klaus is available on StackWho.

How do I contact the decision makers at Klaus?

StackWho has verified email addresses for 4 decision makers at Klaus. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Klaus directly for sales, recruiting, or partnerships.

What industry is Klaus in?

Klaus operates in the information technology & services industry, headquartered in Tallinn, Harju County, Estonia. StackWho tracks technology stacks and decision maker contacts for companies across all industries.