When was Peplib founded?

Peplib was founded in 2017 and raised its 1st funding round 4 years after it was founded.

Where is Peplib located?

Peplib is headquartered in Boston, United States.

How many employees does Peplib have?

As of Aug 31, 2026, the latest employee count at Peplib is 8.

Is Peplib a funded company?

Peplib is a funded company, having raised a total of $***** in its 1st and only funding round, a Series A round on May 12, 2021.

When was the latest funding round of Peplib?

Peplib's latest funding was a $***** Series A round on May 12, 2021, with participation from 6 investors. Its primary sector is Biopharma Outsourcing. In United States, the Biopharma Outsourcing sector has seen $749M in funding in 2026 to date.

Where does Peplib rank among its competitors?

Peplib ranks 5th amongst 54 active competitors, of which 8 are funded. It stands 2nd in terms of total funding among its competitors. The most recent competitor to raise funding was Scala Biodesign, which secured an undisclosed amount in Mar, 2026.

Who are the top competitors of Peplib?

Peplib's top competitors include Jade Biosciences, Scala Biodesign and NJ Bio. Among them, Scala Biodesign secured the most recent funding round in March, 2026.

Peplib - 2026 Company Profile, Team, Funding & Competitors

Peplib is a series A company based in Boston (United States), founded in 2017 by Li Sean, Gong Huanzhang and Cheng Lei. It operates as a Provider of peptide drug discovery and development services for global pharmaceutical industries. Peplib has raised $34.2M in funding from CDH. The company has 54 active competitors, including 8 funded and 6 that have exited. Its top competitors include companies like Jade Biosciences, Scala Biodesign and NJ Bio.

Company Details

It is a biotech company that aims to revolutionize peptide drug discovery. They utilize a novel peptide technology platform that uses cyclic peptides to encode and compress information. Peplib provides peptide drug discovery and development services for global pharmaceutical and biotech companies.

Website: www.peplib.com
Email ID: *****@peplib.com
Phone Number: +1 **********

Key Metrics

Founded Year

2017

Location

Boston, United States

Stage

Series A

Total Funding

$34.2M in 1 round

Latest Funding Round

Series A, May 12, 2021, $*****

Investors

CDH & 5 more

Ranked

5^th among 54 active competitors

Employee Count

8 as on Aug 31, 2026

Similar Companies

Jade Biosciences & 54 more

View Peplib's full profile

Peplib has raised a total funding of $34.2M over 1 round. Its latest funding round was a Series A round on May 12, 2021 for $*****. 6 investors participated in its latest round. Peplib has 6 institutional investors.

Here is the list of recent funding rounds of Peplib:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
May 12, 2021	1925428	Series A	1167969	9230270	8988470	2888567

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View details of Peplib's funding rounds and investors

The founders of Peplib are Li Sean, Gong Huanzhang and Cheng Lei.

Here are the details of Peplib's key team members:

Li Sean: Co-Founder of Peplib.
Gong Huanzhang: Co-Founder of Peplib.
Contact Info: 1 email address
Cheng Lei: Co-Founder of Peplib.

View details of Peplib's Founder profiles and Board Members

Peplib's employee count trend

Peplib has 8 employees as of Aug 26. Here is Peplib's employee count trend over the years:

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Top competitors of Peplib include Jade Biosciences, Scala Biodesign and NJ Bio. Here is the list of Top 10 competitors of Peplib, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Jade Biosciences 2024, Waltham (United States), Public	Biotechnology company offering mass spectrometry-based proteomics services	-	RTW Investments, Frazier Life Sciences & 16 others	48/100
2nd	Scala Biodesign 2021, Tel Aviv (Israel), Series A	Provider of computational protein design solutions at scale	$21.5M	TLV Partners, Grove Ventures & 2 others	48/100
3rd	NJ Bio 2018, North Brunswick (United States), Acquired	Provider of clinical development services	-	-	43/100
4th	Liberation Labs 2022, New York City (United States), Series C	CRO focused on providing fermentation products manufacturing and commercialisation services	$91.6M	Siddhi Capital, Agronomics & 11 others	38/100
5th	Peplib 2017, Boston (United States), Series A	Provider of peptide drug discovery and development services for global pharmaceutical industries	$34.2M	CDH, HLC & 4 others	37/100
6th	Kactus 2018, Shanghai (China), Unfunded	CRO offering chemical proteomics services for preclinical development	-	-	36/100
7th	Krishna Enzytech 1959, Nashik (India), Unfunded	Manufacturer and exporter of natural enzymes, collagens, and proteins	-	-	36/100
8th	Shantani Proteome Analytics 2010, Pune (India), Seed	Drug discovery and development services using its chemical-proteomics technologies	$988K	India Innovation Fund, EDI India & 11 others	35/100
9th	Kinaxo Biotechnologies 2005, Saarwellingen (Germany), Acquired	Chemical proteomics for cellular target profiling and drug discovery services	$1.38M	Mpg, Kfw & 5 others	31/100
10th	ABASIA BIOLABS 2020, Singapore (Singapore), Unfunded	CRO offering chemical proteomics services for preclinical development	-	-	30/100