Nephrogen
Curative gene therapies for kidney diseases
6 employees · est. 2022 · New York, United States
Purespring Therapeutics
We are Purespring. We are on a mission to radically transform the treatment of kidney diseases.
56 employees · est. 2020 · London, United Kingdom
Purespring Therapeutics is the older company (2022 vs 2020); Purespring Therapeutics is the larger of the two.
Side-by-Side Comparison
| Metric | Nephrogen | Purespring Therapeutics |
|---|---|---|
| Founded | ||
| Founded | 2022 | 2020 older |
| Headquarters | ||
| Headquarters | New York, United States | London, United Kingdom |
| Employees | ||
| Employees | 6 | 56 larger |
| Industry | ||
| Industry | Biotechnology, Health Care, Health and Wellness | Not tracked yet |
| Funding Stage | ||
| Funding Stage | Unknown | Series B |
| Total Funding | ||
| Total Funding | $130.00K | $125.00M |
| Funding Rounds | ||
| Funding Rounds | 4 | 3 |
| Services | ||
| Services | Development of curative genomic medicines, AI-driven gene delivery platform, High-throughput in vivo screening, Research and development in gene therapy | Development of genetic therapies for kidney diseases, Targeted and low-dose gene therapy delivery, Research and innovation in nephrological treatments |
| Target Customers | ||
| Target Customers | Patients with kidney and pancreatic diseases, Medical professionals in nephrology, Biotech and pharmaceutical companies, Healthcare providers | Patients with chronic kidney disease, Healthcare professionals specializing in nephrology, Research institutions focused on kidney health |
| Taxonomy | ||
| Taxonomy | Biotech, Gene Therapy, Kidney Diseases, Polycystic Kidney Disease, PKD Treatment, Curative Therapies, Biopharmaceuticals, Genomic Medicine, Disease-specific Therapy, Therapeutic Development, Medical Research, Clinical Biotechnology | Gene Therapy, Kidney Diseases, Podocyte Targeting, AAV Gene Therapy, Glomerular Diseases, Renal Medicine, Precision Medicine, Biopharmaceutical, Medical Innovation, Therapeutic Development, Genetic Research, Clinical Biotechnology, Cell-specific Treatment, Disease-specific Therapies |
| Website | ||
| Website | nephrogenbiotech.com | purespringtx.com |
About Nephrogen
Nephrogen, founded in 2022, is a burgeoning player in the biotechnology and health care industries, with a mission conveyed succinctly through its slogan: "Curative gene therapies for kidney diseases." This United States-based company is pioneering efforts to address unmet medical needs, namely focu...
About Purespring Therapeutics
Purespring Therapeutics, a pioneering company in gene therapy for kidney diseases, was founded in 2020 and is headquartered in the United Kingdom. With the mission embodied in their slogan, "We are Purespring. \nWe are on a mission to radically transform the treatment of kidney diseases," the compan...
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Compiled from the BounceWatch company index. We last looked at Nephrogen on 7 Apr 2026, and Purespring Therapeutics on 25 Mar 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.