When was c/side founded?

c/side was founded in 2024 and raised its 1st funding round within a year of its incorporation.

Where is c/side located?

c/side is headquartered in San Francisco, United States.

Who is the current CEO of c/side?

Simon Wijckmans of c/side. They have also founded 2 companies.

How many employees does c/side have?

As of Mar 31, 2026, the latest employee count at c/side is 21.

Is c/side a funded company?

c/side is a funded company, having raised a total of $9.39M across 2 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on May 16, 2024.

When was the latest funding round of c/side?

c/side's latest funding was a $***** Seed round on Jul 15, 2024, with participation from 5 investors. Its primary sector is Cybersecurity. In United States, the Cybersecurity sector has seen $8.24B in funding in 2026 to date.

Where does c/side rank among its competitors?

c/side ranks 1st amongst 5 active competitors, of which 3 are funded. It stands 3rd in terms of total funding among its competitors. The most recent competitor to raise funding was c/side, which secured $7.69M in Jul, 2024.

Who are the top competitors of c/side?

c/side's top competitors include Source Defense, otto and Sandworm. Among them, c/side secured the most recent funding round in July, 2024.

c/side - 2026 Company Profile, Team, Funding & Competitors

c/side is a seed company based in San Francisco (United States), founded in 2024 by Simon Wijckmans. It operates as a Cloud-based reputation monitoring solutions provider. c/side has raised $9.39M in funding from Uncork Capital and Scribble Ventures. The company has 5 active competitors, including 3 that are funded. Its top competitors include companies like Source Defense, otto and Sandworm.

Company Details

Cloud-based reputation monitoring solutions provider. It is focused on monitoring, securing, and optimizing third-party scripts to protect against vulnerabilities in the browser supply chain. With a focus on browser-side detection and protection, it has emerged from stealth with significant funding to set new web security benchmarks.

Website: cside.dev
Social
Email ID: *****@cside.dev

Key Metrics

Founded Year

2024

Location

San Francisco, United States

Stage

Seed

Total Funding

$9.39M in 2 rounds

Latest Funding Round

Seed, Jul 15, 2024, $*****

Investors

Uncork Capital & 9 more

Ranked

1^st among 5 active competitors

Employee Count

21 as on Mar 31, 2026

Similar Companies

Source Defense & 3 more

View c/side's full profile

c/side is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
CLIENT-SIDE DEVELOPMENT, INC CIN: 2872446 , United States, Active	Jan 02, 2024	-	-	-

c/side has raised a total funding of $9.39M over 2 rounds. Its first funding round was on May 16, 2024. Its latest funding round was a Seed round on Jul 15, 2024 for $*****. 5 investors participated in its latest round. c/side has 5 institutional investors and 5 angel investors.

Here is the list of recent funding rounds of c/side:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jul 15, 2024	3081630	Seed	4747690	5204485	5893474	7246499
May 16, 2024	7236150	Seed	4329041	7229128	Scribble Ventures	Roar Ventures & 4 more

Access funding benchmarks and valuations. Sign up today!

View details of c/side's funding rounds and investors

The founders of c/side is Simon Wijckmans. Simon Wijckmans is the CEO of c/side.

Here are the details of c/side's key team members:

Simon Wijckmans: Founder & CEO of c/side and founder of 1 other company.
Contact Info: 1 email address

View details of c/side's Founder profiles and Board Members

c/side's employee count trend

c/side has 21 employees as of Mar 26. Here is c/side's employee count trend over the years:

Uncover c/side's growth story! Sign up today!

Access Tracxn on any website

Our Google Chrome extension lets you view company details while browsing their websites

Install Tracxn Extension

Top competitors of c/side include Source Defense, otto and Sandworm. Here is the list of Top 10 competitors of c/side, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	c/side 2024, San Francisco (United States), Seed	Cloud-based reputation monitoring solutions provider	$9.39M	Scribble Ventures, Uncork Capital & 8 others	45/100
2nd	Source Defense 2014, Be er Sheva (Israel), Series B	Cloud-based web application security against client side injected malware	$47.5M	Global Brain, Capital One Ventures & 8 others	44/100
3rd	otto 2017, Memphis (United States), Series D	Third party JavaScript security solutions for websites	$280M	Engage, Glasswing Ventures & 6 others	40/100
4th	Sandworm 2023, San Francisco (United States), Unfunded	Open source tools for securing JavaScript audit	-	-	16/100
5th	PCI Checker 2026, London (United Kingdom), Unfunded	Provider of automated payment page script monitoring and compliance tools	-	-	16/100