Every new California business filing, every day8 biotechnology businesses recently registered in San Diego, California.
Updated August 19, 2026 · Most recent business filing Aug 7, 2026

Every new California filing, every day
See how it worksThis page lists new biotechnology businesses registered in San Diego, California. We currently track 8, sourced directly from the California Division of Corporations and refreshed daily as new biotechnology companies file.
Recent additions include Rejuvenate Bio, Nova Cell, and cAMPfield Therapeutics. The most recent biotechnology business filing was on Aug 7, 2026.
Each entry shows the filing date and, where we can verify it, the owner name and contact details. If you sell to biotechnology businesses in San Diego, this is one of the freshest prospect lists in the market.
Rejuvenate Bio is a San Diego-based biotechnology company developing gene therapies for chronic, age-related diseases in dogs. The website describes a gene therapy approach to treating chronic, age-related disease, with a focus on veterinary applications. The company's contact page lists a San Diego location (92121), and the site mentions team members including Daniel Oliver. A recent BusinessWire announcement indicates a $6 million financing and strategic R&D collaboration with Merck Animal Health.
Nova Cell, Inc. is a biotechnology subsidiary of Calidi Biotherapeutics, based in San Diego, California. It was launched with a $3 million investment from Dr. Ronald Rigor, focusing on developing innovative therapies.
cAMPfield Therapeutics, Inc. is a San Diego-based biotechnology company focused on developing therapies for inflammatory and immunology indications. The company recently raised $180 million in a Series A funding round from top-tier investors, as reported by multiple news outlets. Its principal address is located in San Diego, CA.
Khufu Therapeutics is a biotechnology company developing therapeutics. Patents are assigned to the company, confirming its active R&D.
Koliber Biosciences is a biotechnology company based in San Diego, CA, specializing in machine learning and AI for drug discovery and statistics.
Light Horse Therapeutics is a small molecule drug discovery company based in San Diego, CA, using a 'function first' approach with proprietary precision gene editing to discover novel therapeutics. The company recently debuted with a $62 million Series A financing and entered into a strategic collaboration with Novartis worth up to $1 billion. The business is led by principals including Thomas Daniel, Rami Hannoush, Seiji Miyahara, and Laure Escobet, all listed at the same Nancy Ridge Drive address.
Avenzo Therapeutics is a clinical-stage oncology biotech company based in San Diego, California, developing next-generation therapies for patients. The company's website and third-party sources describe it as combining selective CDK2 and CDK4 inhibitors with bispecific antibody-drug conjugates, and it is pursuing a Nasdaq listing via a reverse merger with Rallybio Corporation. The LLC filing lists officers including Athena Countouriotis, Simeon George, and Patrick Machado, all of whom appear on the company's site.
BlossomHill Therapeutics is a precision medicine biotechnology company based in San Diego, California, focused on developing cancer therapies. The company's website describes it as 'The Next Leap Forward in Precision Medicine' and features a clinical-stage pipeline including a first-in-class macrocyclic omni-EGFR inhibitor for non-small cell lung cancer. The site lists officers such as Jason Keyes, Carl Gordon, and Timothy Stubbs, who match the LLC filing's principals, and the business address at 10255 Science Center Drive aligns with the filing record.
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