Antheia Funding, Investors & Competitors

Antheia has raised $180M across 7 funding rounds, most recently a $24M Series C in January 2026.

Last Antheia funding round

$24M

Series C · Jan 2026

Cumulative funding Antheia raised

$180M

across 7 funding rounds

Key investors in Antheia

  • Viking Global Investors
  • IQT
  • Sherpalo Ventures
  • Global Health Investment Corporation
  • ATHOS KG
  • EDBI
  • Civilization Ventures
  • Irregular Expressions

Antheia Overview

About Antheia

Antheia is a South San Francisco-headquartered synthetic biology firm engineering yeast strains for fermentative production of pharmaceutical key starting materials and active ingredients. Founded in 2015, it targets compounds for opioids like thebaine, antibiotics, and therapies in neurology, oncology, and gastroenterology. The company partners with pharmaceutical firms through process development to regulatory approval.


Founded

2015

HQ

United StatesSan Francisco, CA

Status

Privately held

Customer focus

B2B

Revenue model

Licensing

Antheia Funding History

Antheia has raised a total of $180M across 7 funding rounds.

Antheia's first fundraising round was a $2M seed round in March 2015. The most recent completed round was a $24M Series C in January 2026.

Antheia funding rounds

Antheia funding rounds
DateStageInvestorsRaisedDeal Summary
Jan 2026Series CAmerica’s Frontier Fund (lead); ATHOS KG (lead); Global Health Investment Corporation$24MAntheia is an advanced biosynthesis company focused on 21st-century pharmaceutical manufacturing and innovation, producing critical pharmaceutical ingredients like thebaine, a key component for Narcan. On January 27, 2026, it completed a second close of its Series C financing, raising an additional $24 million led by ATHOS KG and America's Frontier Fund, with participation from existing investors including Global Health Investment Corporation, which co-led the initial Series C with EDBI. Combined with other capital and non-dilutive funding such as U.S. government project agreements, Antheia secured over $175 million in the past year. Proceeds will expand commercial manufacturing capacity, advance its pipeline of late-stage biosynthetic pharmaceutical ingredients to market, and establish U.S. manufacturing operations to support national onshoring priorities. This follows milestones like the first commercial delivery of thebaine, two U.S. government agreements to onshore supply chains, and a November 2025 strategic partnership with TAPI for pipeline commercialization. America's Frontier Fund highlighted Antheia's role in strengthening U.S. industrial leadership, securing supply chains, and addressing medicine shortages, long lead times, and geopolitical risks through scalable domestic manufacturing.
Jun 2025Series CEDBI (lead); Global Health Investment Corporation (lead); Federov Investments; Sherpalo Ventures; S-Cubed Capital; ATHOS KG; Civilization Ventures; Viking Global Investors; IQT$56MAntheia is an advanced biosynthesis company specializing in 21st-century pharmaceutical manufacturing, producing critical pharmaceutical ingredients like thebaine, a key component for Narcan, to address supply chain vulnerabilities and onshore production in the U.S. On June 3, 2025, Antheia raised $56 million in the first close of its Series C financing to fuel global commercialization, expand manufacturing capacity, launch additional biosynthetic products from a pipeline of over 70 ingredients across seven therapeutic areas, unlock U.S. operations, and initiate programs in Singapore and Asia. Lead investors included EDBI and Global Health Investment Corporation, alongside ATHOS KG, Civilization Ventures, Federov Investments, IQT, S-Cubed Capital, Sherpalo Ventures, and Viking Global Investors. This followed milestones like the first commercial delivery of thebaine, two U.S. government project agreements worth up to $23 million, and a November 2025 strategic partnership with TAPI. On January 27, 2026, Antheia completed the Series C with a second close of $24 million, bringing total funds raised in the past year to over $175 million including non-dilutive capital. New investors like America's Frontier Fund joined to support commercial manufacturing expansion, pipeline advancement, and U.S. onshoring. The financing underscores Antheia's role in transforming pharmaceutical supply chains amid shortages, long lead times, and geopolitical risks.
Jul 2024Series AEcho Investment Capital; Viking Global Investors; IQT$6MAntheia is a pharmaceutical ingredient manufacturer using whole-cell engineering and biomanufacturing in yeast to produce critical pharmaceutical ingredients, aiming to onshore production to the U.S. and end drug shortages. On July 19, 2024, the company announced $17 million in new funding, including a non-dilutive project agreement up to $11 million from the Biopharmaceutical Manufacturing Preparedness Consortium (BioMaP-Consortium) and matching investment from In-Q-Tel (IQT), Echo Investment Capital, Viking Global Investors, and existing investors. The funding supports domestic production of essential medicine supply chains and accelerates commercialization, following validation of its first product, thebaine, and plans to ship initial customer orders in 2024.
Jun 2021Series BViking Global Investors (lead); Irregular Expressions; Sherpalo Ventures; Hillspire$73MAntheia is a Menlo Park, California-based synthetic biology company developing a platform for next-generation plant-inspired medicines, focusing on producing complex pharmaceuticals through engineered microbes as an alternative to plant extraction or synthetic chemistry. The company targets essential medicines to address drug shortages by enabling resilient, agile production of active pharmaceutical ingredients (APIs) and key starting materials (KSMs). On June 30, 2021, Antheia raised $73 million in an oversubscribed Series B financing round led by Viking Global Investors, with participation from Sherpalo Ventures, Hillspire, and Irregular Expressions. The funds are designated to commercialize its first pharmaceutical compounds, expand the product pipeline, scale production for global markets, and bring plant-based medicines to market while decoupling from unpredictable harvests and unsustainable supply chains. Antheia has validated its platform by producing a KSM for essential medicines at commercially relevant titers in 300L pilot-scale runs, demonstrating chemical equivalence to plant-extracted material, and biosynthesizing four major classes of plant-based medicines. Prior to this round, the company had raised additional funding, bringing total funding to around $136 million as of that time. The company continues to innovate in synthetic biology to improve production time, scale, and cost for critical plant-inspired drugs.
Sep 2018Series A-$9M-
Oct 2017Series A-$10M-
Mar 2015Seed-$2M-

Who has invested in Antheia?

13 investors have backed Antheia across its funding rounds, including Viking Global Investors, IQT, Sherpalo Ventures, Global Health Investment Corporation, ATHOS KG and EDBI.

Lead investors include America’s Frontier Fund, ATHOS KG, EDBI, Global Health Investment Corporation and Viking Global Investors.


Antheia Investors

Investors in Antheia by funding rounds participated
InvestorHQRoundsRoleFirst check
Viking Global InvestorsUnited StatesStamford, CT3LeadJun 2021
Sherpalo VenturesUnited StatesSan Francisco, CA2ParticipantJun 2021
ATHOS KGGermanyMunich2LeadJun 2025
Global Health Investment CorporationUnited StatesNew York City, NY2LeadJun 2025
IQTUnited StatesWashington, DC2ParticipantJul 2024
Federov Investments--1ParticipantJun 2025
Irregular ExpressionsUnited StatesNew York City, NY1ParticipantJun 2021
Echo Investment CapitalUnited StatesUnited States1ParticipantJul 2024
America’s Frontier FundUnited StatesWashington, DC1LeadJan 2026
S-Cubed CapitalUnited StatesSan Francisco, CA1ParticipantJun 2025
Civilization VenturesUnited StatesSan Francisco, CA1ParticipantJun 2025

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Antheia Competitors

Antheia competitors include listed companies like Lonza Group and Eli Lilly, and private ones like BioRay Pharmaceuticals, Belief BioMed, Letu and Sonoma Biotherapeutics.

Public and private companies comparable to Antheia
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
Lonza GroupSwitzerlandSwitzerlandPublicly listed$7.9B$2.5B$46B5.9x
BioRay PharmaceuticalsChinaShanghaiPrivate$131M-$1.9B14.5x
Belief BioMedChinaShanghaiPrivate--$1.3B-
LetuChinaShenzhenPrivate--$1.1B-
Sonoma BiotherapeuticsUnited StatesSan Francisco, CAPrivate--$732M-
Eli LillyUnited StatesUnited StatesPublicly listed$65B$28B$1.0T13.1x

Antheia Public Comps

Antheia is still privately-owned, but its public comps include Eli Lilly, Johnson & Johnson, AbbVie, Merck, Roche, Novartis, AstraZeneca, Amgen, Novo Nordisk and Gilead Sciences.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Eli Lilly$65B$28B16.5x13.1x38.7x27.0x
Johnson & Johnson$94B$40B7.2x6.8x17.0x18.3x
AbbVie$61B$17B8.7x8.1x30.6x17.6x
Merck$65B$28B6.3x6.2x14.7x21.0x
Roche$77B$26B5.0x4.9x14.6x12.4x
Novartis$57B$22B5.5x5.5x14.2x13.3x
AstraZeneca$59B$19B4.8x4.5x14.6x12.7x
Amgen$37B$17B6.8x6.5x14.8x14.4x

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Common questions about Antheia

When was Antheia founded?Antheia was founded in 2015.
Where is Antheia headquartered?Antheia is headquartered in San Francisco, CA, United States.
Is Antheia publicly listed?No, Antheia is a private, VC-backed company.
How much funding has Antheia raised?Antheia has raised $180M across 7 funding rounds.
What was Antheia's last funding round?Antheia's last funding round was a $24M Series C in January 2026, led by America’s Frontier Fund and ATHOS KG.
Who are Antheia's investors?Antheia's investors include Viking Global Investors, Sherpalo Ventures, ATHOS KG, Global Health Investment Corporation, IQT, Federov Investments, Irregular Expressions, Echo Investment Capital, America’s Frontier Fund, S-Cubed Capital and 3 others.
Which companies are comparable to Antheia?Companies comparable to Antheia include Lonza Group, BioRay Pharmaceuticals, Belief BioMed, Letu, Sonoma Biotherapeutics and Eli Lilly.

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