When was Nitro founded?

Nitro was founded in 2005 and raised its 1st funding round 7 years after it was founded.

Where is Nitro located?

Nitro is headquartered in San Francisco, United States. It is registered at San Francisco, California.

How many employees does Nitro have?

As of May 31, 2026, the latest employee count at Nitro is 371.

Is Nitro a funded company?

Nitro is a funded company, having raised a total of $36.6M across 4 funding rounds to date. The company's 1st funding round was a $***** Series A round, raised on Apr 03, 2012.

When was the latest funding round of Nitro?

Nitro's latest funding was a $***** Series C round on Apr 03, 2017, with participation from 3 investors.

Where does Nitro rank among its competitors?

Nitro ranks 4th amongst 876 active competitors, of which 65 are funded. It stands 2nd in terms of total funding among its competitors. The most recent competitor to raise funding was Evrotrust, which secured $7.61M in Nov, 2025.

Who are the top competitors of Nitro?

Nitro's top competitors include DocuSign, Adobe and Evrotrust. Among them, Evrotrust secured the most recent funding round in November, 2025.

Nitro - 2026 Company Profile, Team, Funding & Competitors

Nitro is an acquired company based in San Francisco (United States), founded in 2005 by Sam Chandler, Karl De Abrew, Chris Marks and Richard Wenzel. It operates as a Cloud-based PDF management and e-signing tools. Nitro has raised $36.6M in funding from Battery Ventures and Starfish Ventures. The company has 876 active competitors, including 65 funded and 51 that have exited. Its top competitors include companies like DocuSign, Adobe and Evrotrust.

Company Details

Cloud-based digital transaction management suite solutions. It allows users to create, prepare, and edit PDF documents while collaborating with the team. It also provides users with a software solution that enables users to create, merge, edit, convert, and review PDF files. It also provides secure and legally binding e-signature solutions. It is the tool available on a subscription-based pricing model.

Website: www.gonitro.com/
Social
Phone Number: +1 **********
Registered Address: San Francisco, California

Key Metrics

Founded Year

2005

Location

San Francisco, United States

Stage

Acquired

Total Funding

$36.6M in 4 rounds

Latest Funding Round

Series C, Apr 03, 2017, $*****

Investors

Battery Ventures & 5 more

Ranked

4^th among 876 active competitors

Employee Count

371 as on May 31, 2026

Investment & Acquisitions

Connective & 3 more

Similar Companies

DocuSign & 1053 more

Exit Details

Acquired by Alludo (Nov 15, 2022)

View Nitro's full profile

Nitro is associated with 4 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
Connective NV CIN: 0467.046.486 , Belgium, Active	Apr 30, 2014	-	34 (As on Dec 31, 2021)	-
Nitro Software Belgium CIN: 0467.046.486 , Belgium, Active	Oct 12, 1999	-	-	-
NITRO SOFTWARE, INC. CIN: 32088693422 , United States, Active	Feb 24, 2023	-	60 (As on Dec 31, 2022)	-
NITRO PDF, INC. CIN: 320092667 , United States, Active	Dec 26, 999	-	33 (As on Dec 31, 2024)	-

Nitro got acquired by Alludo on Nov 15, 2022.

Click here to take a look at Nitro's acquisition in detail

Nitro has raised a total funding of $36.6M over 4 rounds. Its first funding round was on Apr 03, 2012. Its latest funding round was a Series C round on Apr 03, 2017 for $*****. 3 investors participated in its latest round. Nitro has 6 institutional investors.

Here is the list of recent funding rounds of Nitro:

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Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Apr 03, 2017	5683579	Series C	2900614	5523745	3690391	8989424
Jan 06, 2015	4183132	Series B	1384378	1298087	3105948	4128952
Oct 09, 2013	2898940	Series A	4979124	8136017	Starfish Ventures	6718815

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View details of Nitro's funding rounds and investors

The founders of Nitro are Sam Chandler, Karl De Abrew, Chris Marks and Richard Wenzel.

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

Sam Chandler: Former Co-Founder of Nitro and founder of 1 other company.
Contact Info: 1 email address
Karl De Abrew: Former Co-Founder of Nitro.
Chris Marks: Co-Founder of Nitro.
Richard Wenzel: Former Co-Founder of Nitro.
Contact Info: 1 email address

View details of Nitro's Founder profiles and Board Members

Nitro's employee count trend

Nitro has 371 employees as of May 26. Here is Nitro's employee count trend over the years:

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Top competitors of Nitro include DocuSign, Adobe and Evrotrust. Here is the list of Top 10 competitors of Nitro, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	DocuSign 2003, San Francisco (United States), Public	Provider of electronic signature and intelligent agreement management platform solutions	$520M	Ignition Partners, Frazier Technology Ventures ... & 87 others	87/100
2nd	Adobe 1982, San Jose (United States), Public	AI powered marketing creative management and customer journey management platform	-	Apple, Alcor Fund & 13 others	82/100
3rd	Evrotrust 2015, Sofia (Bulgaria), Series B	AI based identity verification and e-Signing solution provider	$13.8M	3TS Capital Partners, BDB & 5 others	72/100
4th	Nitro 2005, San Francisco (United States), Acquired	Cloud-based PDF management and e-signing tools	$36.6M	Regal Funds Management, Alium Capital & 4 others	72/100
5th	EMudhra 2008, Bengaluru (India), Public	Provider of digital signature certificates, PKI, and e-signature solutions	$26.2M	Nippon, Axis Growth & 34 others	70/100
6th	Signaturit 2013, Barcelona (Spain), Series A	Online electronic signature solution	$11.7M	Providence Equity Partners, 360 Capital Partners ... & 16 others	67/100
7th	Skribble 2018, Switzerland, Series A	Platform offering electronic signatures software	$11.3M	Acton Capital, b2venture & 11 others	66/100
8th	CudaSign 2010, Newport Beach (United States), Acquired	e-Signing tool for enterprises	$2.5M	Toba Capital, Khosla Ventures & 3 others	65/100
9th	Leegality 2016, Delhi (India), Series A	Platform offering document automation software	$6.63M	India Infoline, 360 One & 53 others	61/100
10th	Scrive 2010, Stockholm (Sweden), Acquired	Provider of electronic signature and identification solutions for business automation	$4.88M	Inbox Capital, Vectr Ventures & 7 others	58/100

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Nitro has not made any investments yet. Nitro has made 4 acquisitions.

Here is the list of latest three $acquisitions:

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Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Nov 10, 2021	Acquisition	Connective	2014	Antwerp (Belgium)
Jun 28, 2021	Acquisition	PDFpen	2003	San Francisco (United States)
Oct 21, 2015	Acquisition	doxIQ	2005	San Francisco (United States)