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Lumen Bioscience

Develops and commercializes biologic drugs

Overview

Lumen Bioscience develops and commercializes biologic drugs using a patented production platform that makes drug development faster, cheaper, and scalable. Biologic drugs are therapeutic proteins produced from living cells, and Lumen Bio uses its technology to manufacture these biologics more efficiently and at a lower cost, enabling broader access for patients. The company’s products are designed to treat conditions like inflammatory bowel disease and metabolic diseases, and it serves hospitals, healthcare providers, and patients. Unlike traditional biopharma methods that can be slow and expensive, Lumen Bio focuses on scaling production and reducing development time to offer more affordable biologics. Its goal is to bring safe and effective biologic therapies to a wider patient population, address neglected health issues, and improve outcomes for diseases with high unmet need.

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About Lumen Bioscience

Simplify's Rating
Why Lumen Bioscience is rated
C+
Rated B on Competitive Edge
Rated C on Growth Potential
Rated C on Differentiation

Industries

BiotechnologyHealthcare

Company Size

51-200

Company Stage

Grant

Total Funding

$174.6M

Headquarters

Seattle, Washington

Founded

2017

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Simplify's Take

What believers are saying

  • October 2025 Series C extension raised $30 million, lifting total capital to $186.8 million.
  • August 2026 Department of War funding added up to $7 million for LMN-1001.
  • Lumen expanded to 100-plus employees and opened a second manufacturing facility.

What critics are saying

  • LMN-201 still needs placebo-controlled proof; completion runs through December 2027.
  • Lumen depends on Department of War funding and repeat government awards.
  • Oral spirulina biologics face execution risk if manufacturing, recruitment, or efficacy slips.

What makes Lumen Bioscience unique

  • Lumen’s spirulina platform cuts antibody manufacturing costs and supports oral biologics.
  • Lumen owns a fully integrated Seattle cGMP facility producing 15-plus kilograms weekly.
  • LMN-201 showed 100% initial cure in the 2026 sentinel cohort.

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Funding

Total Funding

$174.6M

Above

Industry Average

Funded Over

10 Rounds

Grant funding comparison data is currently unavailable. We're working to provide this information soon!
Grant Funding Comparison Coming Soon

Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Company Match
  • Unlimited Paid Time Off
  • Monthly Wellness Program
  • Free onsite parking or public transportation subsidies
  • Comprehensive parental leave policies
  • Life Insurance
  • Short & Long-Term Disability

Growth & Insights and Company News

Headcount

6 month growth

4%

1 year growth

3%

2 year growth

4%
Life Science Washington
Sep 1st, 2026
Lumen Bioscience awarded up to $7M for Phase 1 trial of intranasal antiviral candidate

Lumen Bioscience has received up to $7 million from the Department of War to advance Phase 1 clinical development of LMN-1001, an investigational intranasal antiviral candidate. The Seattle-based company will use the funding to support a Phase 1 trial evaluating the safety, tolerability, and pharmacologic activity of the host-directed treatment in healthy volunteers.

GeekWire
Oct 8th, 2025
Fresh off $30M round, Seattle startup Lumen Bioscience adds Microsoft vet Jeff Raikes to board

Fresh off $30M round, seattle startup Lumen Bioscience adds Microsoft vet Jeff Raikes to board. Seattle-based biotech startup Lumen Bioscience raised a $30 million Series C extension and announced several leadership updates. WestRiver Group led the latest funding round, bringing the company's total capital raised to $186.8 million. The new investment will help Lumen accelerate its pipeline of orally delivered biologic drugs made from genetically engineered spirulina, a type of blue-green algae. Lumen's technology platform enables therapeutic proteins - traditionally injected or infused - to be produced and delivered orally in an edible, low-cost form. The 110-person company is targeting diseases that act in or originate from the gastrointestinal tract. It recently reported promising Phase 2 results from LMN-201, Lumen's lead candidate for recurrent C. difficile infection. The company also announced that Jeff Raikes, former Microsoft president and Gates Foundation CEO, joined Lumen's board as an independent director. * Erik Anderson, founder and CEO of WestRiver Group, was elected vice chairman of the board. * Internal promotions include Nhi Khuong to EVP and Kole Krieger to SVP, while Dr. David Saunders, a retired U.S. Army colonel and clinical trialist, joined the clinical development team. The company has grown its workforce by nearly 40% since 2023 and opened a second manufacturing facility. Lumen is led by CEO Brian Finrow, a former senior vice president at Adaptive Biotechnologies, and Chief Science Officer Jim Roberts, the former head of basic sciences at the Fred Hutchinson Cancer Research Institute. They co-founded the startup in 2017.

Gulf & Main Magazine
Oct 8th, 2025
Lumen Bioscience Expands Board, Raises $30M

Lumen Bioscience has expanded its board and leadership team following a $30 million Series C financing extension led by WestRiver Group, with participation from the Gates Foundation and others. Jeff Raikes joins as an independent director, while Nhi Khuong and Kole Krieger receive promotions. David Saunders joins the clinical team. The funding will accelerate late-stage clinical programs and commercial readiness, with a focus on spirulina-based GMP manufacturing for oral biologics.

Daily Dispatch
Feb 6th, 2024
Opyl's Opin secures patient recruitment contract for US-based Lumen Bioscience

Opyl's Opin secures patient recruitment contract for US-based Lumen Bioscience.

BioPharma-Reporter
Nov 30th, 2023
Lumen Bioscience bags $5.5 million to develop needle-free vaccines

Lumen Bioscience, a clinical-stage biopharma company developing biologic drugs for highly prevalent disease, has received $5.5 million in new funding from the U.S. Department of Defense, to develop technologies for needle-free vaccines.

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