telli

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Overview

telli is a Berlin-based applied-AI software company operated by telli technologies GmbH. Its platform uses AI voice agents to automate customer-facing operations, including sales, support, appointment scheduling, lead qualification, and proactive outreach across phone channels. The company targets B2C businesses that manage high call volumes and integrates with CRMs, calendars, telephony systems, and other operational software.

The company is notable for combining a no-code agent builder with multilingual voice capabilities, model-agnostic infrastructure, voice cloning, real-time actions, and post-call workflows. Public company materials identify deployments or case studies involving businesses such as 1KOMMA5°, Zenjob, Sky, and other customer-service and sales organizations. telli announced a $15 million seed round led by redalpine to expand its platform and teams.

History

telli was founded by Finn zur Mühlen, Philipp Baumanns, and Seb Hapte-Selassie, who previously worked in operations and technology roles at Enpal. The company developed an AI voice-agent platform for customer-facing operations, initially emphasizing B2C sales and call automation. It raised a $15 million seed round, reported as €13.1 million, led by redalpine to expand product development and its engineering and commercial teams. No acquisition, renaming, or major pivot is identified in the available company materials.

Product Lines

Product Line	Positioning	Price Range
AI Sales Agents — outbound revenue calls	Automated lead qualification, re-engagement, and appointment booking	Custom pricing
AI Service Agents — inbound and proactive support	Automated customer service, routing, scheduling, and feedback calls	Custom pricing
Agent Builder — no-code voice-agent creation	Configurable conversation design and agent optimization	Custom pricing
Call Operations — telephony and workflow infrastructure	Campaign management, dialing, analytics, integrations, and post-call automation	Custom pricing

Manufacturing

telli provides cloud-based software and AI voice agents rather than physical products. Its platform integrates external AI models, telephony infrastructure, CRMs, calendars, and business systems; no physical manufacturing is involved.

Notable Products

telli AI Voice Platform - No-code platform for building, deploying, and optimizing AI voice agents for customer-facing calls.
AI Sales Agents - Outbound AI agents for lead qualification, customer re-engagement, sales conversations, and appointment booking.
AI Service Agents - AI phone agents for inbound intent detection, routing, scheduling, feedback collection, and customer support workflows.
Call Operations Platform - Automated calling infrastructure with contact management, dialing optimization, parallel-call scaling, and outcome tracking.

Reputation

telli is presented by customers and industry coverage as a Berlin-based call-automation provider focused on practical B2C sales and service workflows. Reported strengths include natural-sounding German voice agents, multilingual deployment, integrations with operational systems, and the ability to handle large call volumes. Public materials emphasize customer outcomes such as automated candidate calls, faster follow-up, and appointment booking. As a relatively young company, its long-term reliability, economics, and broader market position remain less established than those of larger enterprise contact-center and conversational-AI vendors.

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