About Hayfin
Hayfin, established in 2013, is a private debt fund primarily based in London, United Kingdom. It specializes in financing Conventional Debt round of companies based in United States. Its portfolio includes 11 firms, spanning the Life Sciences, HealthTech sectors.
As of Oct 2026, Hayfin has witnessed 5 portfolio exits so far. Its most notable investments include companies like HeartFlow, Xeris Pharmaceuticals and MolecuLight.
Its latest investment was a $36M Series C round in Glytec on Jun 18, 2025 along with Savitr Capital.
Key Metrics
Founded Year
2013
Location
London, United Kingdom
Portfolio Companies
Sectors of Investment
Stages of Investment
Conventional Debt, Post IPO & 3 more
Locations of Investment
Hayfin's List of Top Investments
Hayfin has a portfolio of 11 companies. Their most notable investmentis in GlytecTheir portfolio spans across United States, Canada, Ireland and 1 more locations. They have invested in Life Sciences, HealthTech, Enterprise Applications and 3 other sectors, across stages such as Conventional Debt, Post IPO and 3 more. Here is the list of top investments by Hayfin:
1. HeartFlow
HeartFlow provides cardiovascular diagnostic support using analytics. The company's technology uses CT scans and high-performance computing to provide physicians with data about blood flow within the coronary arteries. The company claims that the HeartFlow technology analysis led to the improvement in diagnostic accuracy as compared to a standard CT scan.
Key facts about HeartFlow
- Founded Year: 2007
- Location: Redwood City (United States)
- Stage: Public
- Total Funding till date: $936M
- Employee Count: 891 as on Sep 30, 2026
- Investors: Section Partners, SeedFord Partners and 25 Others
- Latest Funding Round: Series F, Mar 27, 2025, $*****
- Highlight: Public
Developer of liquid-stable injectables for the delivery of drugs. The company is developing a stable, ready-to-inject glucagon formulation "Gvoke" which is indicated for the treatment of severe hypoglycemia in adult and pediatric patients with diabetes. The company has developed proprietary formulation technologies such as XeriSol and XeriJect which are currently being evaluated for subcutaneous and intramuscular delivery of highly-concentrated, non-aqueous, ready-to-use formulations of peptides, proteins, and antibodies.
Key facts about Xeris Pharmaceuticals
- Founded Year: 2005
- Location: Chicago (United States)
- Annual Revenue: $100M - $500M as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $155M
- Employee Count: 532 as on Sep 30, 2026
- Investors: Armistice Capital, Longitude Capital and 19 Others
- Latest Funding Round: Post IPO, Jan 02, 2022, $*****
- Highlight: Public
3. MolecuLight
Provider of point of care device for wound assessment. The company's first product, the i:X, is a hand-held fluorescence imaging device for visualizing bacterial presence and distribution in the skin and chronic wounds. i:X launched in 2015. Founded by Dr. Ralph Da Costa.
Key facts about MolecuLight
- Founded Year: 2013
- Location: Toronto (Canada)
- Stage: Series D
- Total Funding till date: $43.2M
- Employee Count: 49 as on May 27, 2025
- Investors: SWK Holdings, MaRS Discovery District and 7 Others
- Latest Funding Round: Series D, Jan 06, 2025, $*****
- Highlight: Editors' Pick
4. Glytec
Cloud based platform for diabetes and insulin management. It aiming to enhance patient outcomes and simplify glycemic management for healthcare providers. The platform offers decision support tools and insulin dosing software to provide collaborative care. It provides product suite such as glytec command center, glucommander subQ, glytec analytics, and glucommander IV.
Key facts about Glytec
- Founded Year: 2005
- Location: United States
- Stage: Series C
- Total Funding till date: $56.3M
- Employee Count: 81 as on Sep 30, 2026
- Investors: SVB, Hayfin and 1 Other
- Latest Funding Round: Series C, Jun 18, 2025, $*****
- Highlight: Editors' Pick
Manufacturer of silicone breast implants for aesthetic and reconstructive surgery. These medical devices are designed for use in breast augmentation and total breast reconstruction procedures. The product line includes various shapes and sizes to address individual patient requirements. The business provides information regarding surgical procedures, recovery, and post-operative care to assist patients and medical professionals. Additionally, the entity offers a warranty program covering its implant products.
Key facts about GC Aesthetics
- Founded Year: 2007
- Location: Dublin (Ireland)
- Annual Revenue: $50M - $100M as on Dec 31, 2018
- Valuation: $*****
- Stage: Series E
- Total Funding till date: $233M
- Employee Count: 203 as on Jun 30, 2026
- Investors: Hayfin, Orbimed and 18 Others
- Latest Funding Round: Series E, Oct 29, 2018, $*****
- Highlight: Editors' Pick
Hayfin's Year-on-Year Investment Trends
Hayfin has invested in 14 companies over the last 11 years, with an average of 1 new investment annually in the last 10 years. In 2025, it made 3 investments. Its most recent first time investment was in Glytec and most recent follow-on round was in HeartFlow.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 0 | 0 | 0 |
2025 | 2 | 1 | 3 |
2024 | 0 | 0 | 0 |
2023 | 1 | 0 | 1 |
2022 | 2 | 1 | 3 |
2021 | 0 | 0 | 0 |
2020 | 1 | 0 | 1 |
2019 | 0 | 0 | 0 |
2018 | 4 | 0 | 4 |
Hayfin's Investments by Stage
Hayfin has made 6 investments in Conventional Debt stage with an average round size of $37M, 2 investments in Post IPO stage with an average round size of $100M, 1 investment in Series C stage with an average round size of $36M, 1 investment in Series D stage with an average round size of $27.5M and 1 investment in Series F stage with an average round size of $216M.Stage of entry | No. of Investments |
|---|---|
Conventional Debt | 6 |
Post IPO | 2 |
Series C | 1 |
Series D | 1 |
Series F | 1 |
Note: We have considered here, only first round of investments
Hayfin's Investments by Sector
Hayfin has a diverse portfolio, with companies operating in the Life Sciences, HealthTech, Healthcare, Enterprise Applications and Vertical SaaS. Notably, it has invested in 9 Enterprise (B2B) companies, 9 Tech companies, 4 Consumer (B2C) companies and at least 3 companies focusing on Tech hardware.Sector | No. of Investments |
|---|---|
Life Sciences | 6 |
HealthTech | 3 |
Healthcare | 3 |
Enterprise Applications | 2 |
Vertical SaaS | 2 |
Others | 3 |
Note: We have considered here, only first round of investments
Hayfin's Investments by Geography
Hayfin has made most investments in United States (8), followed by Canada where it has made 1 investment.Country | No. of Investments |
|---|---|
United States | 8 |
Canada | 1 |
Ireland | 1 |
United Kingdom | 1 |
Note: We have considered here, only first round of investments
Hayfin's recent investments
Hayfin has not made any investment in 2026 so far.Here are the most recent investments by Hayfin:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Jun 18, 2025 | United States | Series C | 2470 | ||
Mar 27, 2025 | United States | Series F | 4923 | [+6] | |
Jan 06, 2025 | Canada | Series D | 5630 | - | |
Mar 02, 2023 | United States | Series F | 2441 | ||
Jun 14, 2022 | United States | Series B | 7398 |
IPOs and Publicly Listed companies in Hayfin's Portfolio
3 of Hayfin's portfolio companies have become public. HeartFlow got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ), in Aug 2025 at marketcap of $1.53B and Xeris Pharmaceuticals got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ).Here are Hayfin's portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Aug 08, 2025 | Mar 02, 2023 | Series F | 7184 | |
Jun 21, 2018 | Jan 02, 2022 | Post IPO | 2841 | |
Sep 04, 2007 | Jul 02, 2020 | Post IPO | 3868 |
Acquired companies in Hayfin's Portfolio
2 companies from Hayfin's portfolio have been acquired. The most recent acquisition was Sinclair in Nov 2018 by Huadong Medicine for $*****.Here are Hayfin's portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Nov 19, 2018 | Apr 30, 2018 | Conventional Debt | 2593 | |
Oct 30, 2017 | Sep 2015 | Conventional Debt | 8657 |
Co-investors of Hayfin
Over the past 11 years, 60 investors have co-invested in Hayfin's portfolio companies. This includes funds and angels.
- Invested before Hayfin: HHS, HealthCor Partners and 48 others have invested in rounds before Hayfin. There are 2 companies where HHS has invested before Hayfin and 1 company where HealthCor Partners has invested before Hayfin.
- Top Co-investors of Hayfin: 4 investors entered a company along with Hayfin. These include investors like Bain Capital Life Sciences (1 company).
- Invested after Hayfin: A total of 6 investors have invested in Hayfin's portfolio after their investments. Top Investors include Montreux Equity Partners (2 companies) and Fidelity Investments (1 company).
Recent News related to Hayfin
•
Hayfin cheers €15bn flagship credit fund close - Private Equity NewsThe Wall Street Journal•Jul 02, 2026•Hayfin
•
Hayfin Appoints Michael Marsh as Head of Investments from Goldman SachsInternational Adviser•May 08, 2026•Hayfin
•
Hayfin and Capreon Acquire London Office Building in Blockbuster DealCoStar•Mar 25, 2026•Nuveen, Capreon, Hayfin
•
Allergy Therapeutics alters loan deal amid potential Hong Kong listingShareprices•Feb 23, 2026•Allergy Therapeutics, Hayfin
•
Alantra PE raises 155 million for a continuation fund to support Health in CodePressDigital•Feb 12, 2026•Alantra, Merieux Equity Partners, Hayfin, Health in Code
•
Hayfin and Strategic Value Partners Provide €465 Million Financing to Support Uvesco AcquisitionPR Newswire•Dec 24, 2025•PAI Partners, Uvesco, Strategic Value Partners, Hayfin
•
•
•
Private Credit Lenders Take Over Telecoms Firm Netceed via Debt-for-Equity SwapMint•Oct 27, 2025•Netceed, Blue Owl, Pemberton Capital Advisors, Hayfin
•
Capital Offshore, United Offshore Support combine OSV fleets under new JVSplash•Oct 06, 2025•Capitalship, Hayfin