Kling Biotherapeutics

Kling Biotherapeutics

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Private Company

Total funding raised: $4.5M

Overview

Kling Biotherapeutics leverages a clinically validated B cell immortalization technology to discover novel targets and antibodies from elite patient responders. Its dual-platform approach, Kling-Select and Kling-Evolve, has generated a pipeline including a first-in-class CD9 antibody (KBA1412) currently in Phase 1 for oncology. The company is backed by venture capital, led by an experienced team, and its foundational technology has a proven track record, having contributed to the discovery of the marketed RSV antibody nirsevimab (Beyfortus™).

OncologyInfectious Diseases

Technology Platform

Proprietary B cell immortalization technology enabling two platforms: 1) Kling-Select for unbiased, simultaneous discovery of novel targets and fully human antibodies from patient-derived B cell libraries; 2) Kling-Evolve for ex vivo affinity maturation and directed evolution of antibody clones.

Funding History

1
Total raised:$4.5M
Seed$4.5M

Opportunities

The validated platform, proven by its contribution to the blockbuster RSV antibody nirsevimab, provides strong credibility for discovering novel oncology targets and antibodies.
The first-in-class CD9 antibody (KBA1412) addresses a novel pathway in oncology with significant unmet need, representing a major value-creation opportunity if clinical proof-of-concept is achieved.

Risk Factors

High clinical risk associated with the novel, first-in-class target CD9.
As a private, pre-revenue company, it faces continuous funding risk and operational constraints.
The platform's broad success in oncology beyond initial discovery remains unproven at scale.

Competitive Landscape

Kling operates in the highly competitive fields of antibody discovery and oncology therapeutics. It competes with large pharma and biotechs using various display technologies and single-cell genomics. Its key differentiation is the unbiased, patient-centric approach that discovers targets and antibodies simultaneously, a niche with few direct competitors.