Insights

Clinical-stage momentum Circle Pharma is a clinical-stage biotech with ongoing preclinical and clinical activity, recent preclinical data releases, and presentations at major conferences (AACR, JPMorgan). This signals a readiness to engage partners for collaboration, licensing or co-development opportunities around macrocyclic peptide therapeutics.

Targeted oncology focus The company concentrates on intracellular protein-protein interactions relevant to cancer, leveraging computational design and cell-permeable macrocycles. This positions Circle Pharma as a potential partner for pharma companies seeking novel modalities to address undruggable or hard-to-target cancer targets.

Strategic financing Recent Series B and Series C funding from notable investors (The Column Group, NextTech Invest) and historic seed support from Pfizer and others underscore strong financial backing and validation, suggesting capacity for co-development deals, grants, or strategic collaborations to accelerate programs.

Collaborative potential Circle emphasizes collaboration with partners for internal targets and external programs, offering a platform with proprietary design algorithms and macrocyclic libraries. This presents opportunities for collaboration agreements, option licenses, or milestone-driven partnerships around specific targets.

Commercial readiness signals With leadership hires in medical, finance, and a growing clinical pipeline (Cyclin D1 program data, oral RxL inhibitors), Circle is advancing toward broader clinical readiness, creating opportunities for early engagement on regulatory strategy, manufacturing partnerships, and market access discussions.

Similar companies to Circle Pharma, Inc.

Circle Pharma, Inc. Tech Stack

Circle Pharma, Inc. uses 8 technology products and services including Microsoft SharePoint, CookieYes, SAP, and more. Explore Circle Pharma, Inc.'s tech stack below.

Media & News

Circle Pharma, Inc.'s Email Address Formats

Circle Pharma, Inc. uses at least 4 email formats:
Circle Pharma, Inc. Email FormatsExamplePercentage
First.Last@circlepharma.comJohn.Doe@circlepharma.com
51%
FirstLast@circlepharma.comJohnDoe@circlepharma.com
30%
First@circlepharma.comJohn@circlepharma.com
10%
LFirst@circlepharma.comDJohn@circlepharma.com
9%

Frequently Asked Questions

What is Circle Pharma, Inc.'s phone number?

Minus sign iconPlus sign icon
You can contact Circle Pharma, Inc.'s main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Circle Pharma, Inc.'s official website and social media links?

Minus sign iconPlus sign icon
Circle Pharma, Inc.'s official website is circlepharma.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Circle Pharma, Inc. generate?

Minus sign iconPlus sign icon
As of August 2026, Circle Pharma, Inc.'s annual revenue is estimated to be $25M - $50M.

What is Circle Pharma, Inc.'s SIC code and NAICS code?

Minus sign iconPlus sign icon
Circle Pharma, Inc.'s SIC code is 8731 - Commercial Physical and Biological Research and NAICS code is 541714 - Research and Development in Biotechnology (except Nanobiotechnology).

How many employees does Circle Pharma, Inc. have currently?

Minus sign iconPlus sign icon
As of August 2026, Circle Pharma, Inc. has approximately 66 employees across 2 continents, including North America and Europe. Key team members include Head Of Clinical Data Management: D. E., Senior Executive Assistant: E. L. and Principal: M. J. Explore Circle Pharma, Inc.'s employee directory with LeadIQ.

What industry does Circle Pharma, Inc. belong to?

Minus sign iconPlus sign icon
Circle Pharma, Inc. operates in the Biotechnology Research industry.

What technology does Circle Pharma, Inc. use?

Minus sign iconPlus sign icon
Circle Pharma, Inc.'s tech stack includes Microsoft SharePoint, CookieYes, SAP, Mimecast, OpenAI, Microsoft Azure, WP Engine and Ahrefs.

What is Circle Pharma, Inc.'s email format?

Minus sign iconPlus sign icon
Circle Pharma, Inc.'s email format typically follows the pattern of First.Last@circlepharma.com. Find more Circle Pharma, Inc. email formats with LeadIQ.

How much funding has Circle Pharma, Inc. raised to date?

Minus sign iconPlus sign icon
As of August 2026, Circle Pharma, Inc. has raised $262M in funding. The last funding round occurred on Sep 03, 2024 for $90M.

When was Circle Pharma, Inc. founded?

Minus sign iconPlus sign icon
Circle Pharma, Inc. was founded in 2012.
Circle Pharma, Inc. logo

Circle Pharma, Inc.

Biotechnology ResearchCalifornia, United States51-200 Employees

Circle Pharma, Inc. develops macrocyclic peptide therapeutics aimed at intracellular cancer targets. The company employs a structure-based computational framework that integrates conformational modeling, chemical design, and protein target information to create drug candidates with cell permeability. Its initial focus is on intracellular protein–protein interactions that drive cancer, pursued through an internal pipeline and potential collaborations with partners. Based in South San Francisco, California, it has operated since 2014. Its workflow includes generating diverse virtual libraries of macrocyclic scaffolds, followed by synthesis and testing to assess permeability and target binding, with results guiding iterative design. In late 2025, Circle Pharma announced preclinical data from its Cyclin D1 program at a major cancer research conference, signaling progress in its development program.

Section iconCompany Overview

Phone number
SIC Code
8731 - Commercial Physical and Biological Research
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Founded
2012
Employees
51-200

Section iconFunding & Financials

  • $262M

    Circle Pharma, Inc. has raised a total of $262M of funding over 8 rounds. Their latest funding round was raised on Sep 03, 2024 in the amount of $90M as a Series D.

  • $25M - $50M

    Circle Pharma, Inc.'s revenue is estimated to be in the range of $25M - $50M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.