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CardiaLen

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CardiaLen develops and commercializes pain-free cardioversion therapies for atrial fibrillation

Brooklyn Center, United StatesFounded 2008Biotech & Life Sciences
Valuation $100–250M Last recorded · 2018
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About CardiaLen

CardiaLen, Inc., founded in 2008, operates as a clinical-stage medical device company focused on developing gentler and more effective treatments for cardiac arrhythmias. The company originated from the scientific work of Dr. Igor Efimov, who developed a novel method for defibrillating the heart using a sequence of low-energy electrical pulses instead of a single, high-voltage shock. This foundational technology, known as MultiPulse™ Therapy (MPT™), is designed to restore normal heart rhythm in patients suffering from atrial fibrillation (AFib) and ventricular tachycardia (VT).

The company’s primary market is patients with cardiac rhythm disorders, particularly the approximately 34 million people worldwide affected by AFib. CardiaLen's approach targets individuals who have or are likely to receive an implantable cardioverter-defibrillator (ICD) or a cardiac resynchronization therapy defibrillator (CRT-D). The core of its business is the development of an implantable, pacemaker-like device that utilizes MPT™. This therapy aims to provide a less painful and debilitating alternative to the high-energy shocks delivered by current defibrillators, which can cause significant patient anxiety and depression. The MPT system delivers a patented sequence of low-energy pulses, which have been shown in clinical studies to terminate AFib episodes at energy levels well-tolerated by patients. This represents a significant potential advancement over existing treatments like drugs, external cardioversion, and catheter ablation.

CardiaLen has navigated a path of venture capital financing and strategic development, securing a $17 million Series B funding round in 2018 to advance its clinical programs. The company also received substantial non-dilutive funding, including a $3 million grant from the National Institutes of Health (NIH) in 2021 to support the development of its therapy. A major milestone was achieved in late 2021 when the U.S. Food and Drug Administration (FDA) granted the company an Investigational Device Exemption (IDE) to begin a clinical trial for its MPT to treat paroxysmal and persistent AFib. In December 2022, the assets of CardiaLen were acquired by Maxwell Biomedical, a company also focused on innovative, pain-free treatments for AFib. This acquisition combines CardiaLen's MPT technology and clinical data with Maxwell's own Spatial Resynchronization™ Therapy (SR™T), aiming to accelerate the development of next-generation atrial fibrillation therapies.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2008
Headquarters
Brooklyn Center, United States
Employees
8
Open positions
None listed
Dealroom signal
53.7/100
Industry
Health
Sub-industry
Pharmaceutical, BioTechnology
Sector
Biotech & Life Sciences, Intellectual Property, Biotechnology, Surgery, Cardiology and cardiovascular, Spinout, Biotech and Pharma, DT and LS, science-based
Client focus
b2c
Links
Website

Funding history

10 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
CONVERTIBLEEquity / VC Jun 2021 $0 — HBM Healthcare Investments —
SERIES B✓Equity / VC Oct 2018 $17M $68M Qiming Venture Partners · RiverVest Venture Partners · Cultivation Capital —
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Growth signals

CardiaLen website traffic

Latest recorded traffic for CardiaLen is 240 monthly website visits, up 0% over the last three months. CardiaLen's team grew 0% over the past year.

Latest monthly visits240 3-month web change0% 1-year team growth0%
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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

14 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A8 investors entered at this stage

  • Cultivation Capital
  • BioGenerator
  • BELLE Capital
  • The Lambda Funds
  • Heartland Angels
  • RiverVest Venture Partners
  • Qiming Venture Partners
  • HBM Healthcare Investments

Series B and later1 investor entered at this stage

  • Broadview Ventures

Other known investors5 additional known investors

Team profiled 6 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇺🇸 United States · Brooklyn Center HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about CardiaLen on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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