Circe. Overview

  • Year Founded
  • 2021

Year Founded

  • Status
  • Out of Business

  • Employees
  • 42

Employees

  • Latest Deal Type
  • Out of Business

  • Investors
  • 2

Circe. General Information

Description

Manufacturer of carbon-based chemical inputs designed for decarbonized industrial production. The company's platform converts carbon dioxide emissions into drop-in molecular equivalents using a proprietary aerobic gas fermentation process that operates across industries, enabling manufacturers to access cost-competitive, carbon-negative alternatives to conventional ingredients without modifying existing supply chains, manufacturing systems, or product specifications.

Contact Information

Website
www.circebioscience.com
Ownership Status
Out of Business
Financing Status
Formerly VC-backed
Corporate Office
  • Boston, MA
  • United States
Primary Industry
Environmental Services (B2B)
Vertical(s)
Oil & Gas
Corporate Office
  • Boston, MA
  • United States

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Circe. Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
11. Out of Business 20-May-2026 Completed Out of Business
10. Secondary Transaction - Private Completed Generating Revenue
9. Seed Round 04-Dec-2024 Completed Generating Revenue
8. Seed Round 24-Jan-2024 Completed Generating Revenue
7. Accelerator/Incubator Completed Generating Revenue
6. Accelerator/Incubator 01-Sep-2022 Completed Generating Revenue
5. Seed Round 01-Feb-2022 Completed Generating Revenue
4. Accelerator/Incubator 01-Jan-2021 Completed Startup
3. Accelerator/Incubator Completed Startup
2. Accelerator/Incubator 01-Jan-2021 Completed Startup
To view Circe.’s complete valuation and funding history, request access »

Circe. Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Manufacturer of carbon-based chemical inputs designed for decarbonized industrial production. The company's platform con
Environmental Services (B2B)
Boston, MA
42 As of 2025

Skokie, IL
 

New York, NY
 
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Circe. Competitors (3)

One of Circe.’s 3 competitors is LanzaTech Global, a Formerly VC-backed company based in Skokie, IL.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
LanzaTech Global Formerly VC-backed Skokie, IL
Airco (Energy Production) Venture Capital-Backed New York, NY
Savor Foods Venture Capital-Backed San Jose, CA
You’re viewing 3 of 3 competitors. Get the full list »

Circe. Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

Similarweb Unique Visitors

Majestic Referring Domains

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Circe. Investors (2)

Investor Name Investor Type Holding Investor Since Participating Rounds
Harvard University University
Wyss Institute at Harvard University University
To view Circe.’s complete investors history, request access »

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Circe. FAQs

  • When was Circe. founded?

    Circe. was founded in 2021.

  • Where is Circe. headquartered?

    Circe. is headquartered in Boston, MA.

  • What is the size of Circe.?

    Circe. has 42 total employees.

  • What industry is Circe. in?

    Circe.’s primary industry is Environmental Services (B2B).

  • Is Circe. a private or public company?

    Circe. is a Private company.

  • What is Circe.’s current revenue?

    The current revenue for Circe. is .

  • How much funding has Circe. raised over time?

    Circe. has raised $13M.

  • Who are Circe.’s investors?

    Harvard University and Wyss Institute at Harvard University have invested in Circe..

  • Who are Circe.’s competitors?

    LanzaTech Global, Airco (Energy Production), and Savor Foods are competitors of Circe..

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