When was Paubox founded?

Paubox was founded in 2014 and raised its 1st funding round 1 year after it was founded.

Where is Paubox located?

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

How many employees does Paubox have?

As of Aug 31, 2026, the latest employee count at Paubox is 48.

Is Paubox a funded company?

Paubox is a funded company, having raised a total of $14M across 4 funding rounds to date. The company's 1st funding round was a $***** Angel round, raised on May 25, 2015.

When was the latest funding round of Paubox?

Paubox's latest funding was a $***** Series A round on Aug 18, 2022, with participation from 1 investor.

Where does Paubox rank among its competitors?

Paubox ranks 6th amongst 462 active competitors, of which 36 are funded. It stands 4th in terms of total funding among its competitors. The most recent competitor to raise funding was Virtru, which secured $50M in Jul, 2025.

Who are the top competitors of Paubox?

Paubox's top competitors include Proton, Vocera and Virtru. Among them, Virtru secured the most recent funding round in July, 2025.

Paubox - 2026 Company Profile, Team, Funding & Competitors

Company Details

Provider of HIPAA compliant email and AI-powered email security solutions. The company offers email encryption, archiving, and marketing tools designed for healthcare and other regulated industries. It provides solutions for organizations of various sizes, including small, mid-size, and enterprise-level businesses. The company's offerings include email application programming interface and compliant intake forms.

Website: www.paubox.com/
Social
Registered Address: San Francisco

Key Metrics

Founded Year

2014

Location

San Francisco, United States

Stage

Series A

Total Funding

$14M in 4 rounds

Latest Funding Round

Series A, Aug 18, 2022, $*****

Investors

Arthur Ventures & 4 more

Ranked

6^th among 462 active competitors

Employee Count

48 as on Aug 31, 2026

Similar Companies

Proton & 493 more

View Paubox's full profile

Paubox is associated with 2 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Paubox, Inc. CIN: 20221892343 , United States, Active	Sep 15, 2022	-	-	-
Paubox, Inc. CIN: 47-2035687 , United States, Active	Dec 31, 2013	-	43 (As on Dec 31, 2023)	-

Paubox has raised a total funding of $14M over 4 rounds. Its first funding round was on May 25, 2015. Its latest funding round was a Series A round on Aug 18, 2022 for $*****. 1 investor participated in its latest round. Paubox has 5 institutional investors.

Here is the list of recent funding rounds of Paubox:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Aug 18, 2022	8100140	Series A	2528386	7368307	2035575	3911257
Jan 13, 2021	8284497	Series A	9287026	7415960	7648502	4609965
Aug 01, 2016	8863368	Seed	1204435	8044878	5510987	500 Global

Access funding benchmarks and valuations. Sign up today!

View details of Paubox's funding rounds and investors

The founders of Paubox is Hoala Greevy.

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

Hoala Greevy: Founder & CEO of Paubox.
Contact Info: 1 email address

View details of Paubox's Founder profiles and Board Members

Paubox's employee count trend

Paubox has 48 employees as of Aug 26. Here is Paubox's employee count trend over the years:

Uncover Paubox'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 Paubox include Proton, Vocera and Virtru. Here is the list of Top 10 competitors of Paubox, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Proton 2014, Geneva (Switzerland), Seed	Provider of encrypted email, calendar, VPN, password management, and cloud services	$2M	CRV, Fongit & 4 others	77/100
2nd	Vocera 2000, San Jose (United States), Acquired	Cloud-based team messaging and workflow management solutions for provider	$47.9M	Motorola Solutions, RRE Ventures & 10 others	67/100
3rd	Virtru 2012, Washington, DC (United States), Series D	Data security platform for email, files, and apps, powered by OpenTDF	$191M	Iconiq Capital, Microsoft Accelerator & 16 others	66/100
4th	BombBomb 2006, Colorado Springs (United States), Series A	Platform to create, send and track video emails	$3.43M	Lighter Capital, REACH & 1 others	63/100
5th	EtherMail 2021, Schaan (Liechtenstein), Seed	Offering email for web 3 solutions	$7.3M	Draper, Fabric Ventures & 4 others	61/100
6th	Paubox 2014, San Francisco (United States), Series A	Provider of HIPAA compliant email and AI-powered email security solutions	$14M	500 Global, Palapa Ventures & 3 others	60/100
7th	Spok 1984, Fairfax (United States), Acquired	Provider of secure text messaging and clinical alerting solutions for healthcare organizations	-	White Hat Capital Partners, Norwest & 3 others	59/100
8th	OptimizeRx 2006, Rochester (United States), Public	Cloud-based digital communication platform for hospital point of care management	-	Roth Capital Partners	58/100
9th	HealthCrowd 2011, San Mateo (United States), Acquired	AI and cloud-based communication platform for providers	$4.12M	37 Angels, Startup Capital Ventures & 11 others	56/100
10th	Skiff 2020, San Francisco (United States), Acquired	End to end encrypted email platform	$14.2M	Sequoia Capital, Neo & 6 others	55/100