Phase Four Email Formats

Defense and Space Manufacturing • Hawthorne, California, United States • 21-50 Employees

Phase Four Email Formats

Phase Four uses 4 email formats. The most common is {first initial} (e.g., j@phasefour.io), used 40% of the time.

Format	Example	Percentage
{first initial}	j@phasefour.io	40%
{first initial}.{last name}	j.doe@phasefour.io	33.3%
{first name}.{last name}	john.doe@phasefour.io	20%
{2char}	{2char}@phasefour.io	6.7%

Key Contacts at Phase Four

Steve Kiser

Chief Executive Officer

Eric Huey

Director Of Engineering

Parth Patel

Director Of Production Operations

Company overview

Headquarters	12605 S Van Ness Ave, Hawthorne, California 90250, US
Phone number	+13106488454
Website	phasefour.io
NAICS	336414
SIC	737
Founded	2015
Employees	21-50
Socials

About Phase Four

Based in Hawthorne, California, Phase Four is enabling the exponential growth of satellite constellations by solving the satellite’s costliest problem, the propulsion system. By eliminating the most common failure points in legacy technologies – electrodes, high-voltage electronics, and complex fabrication – Phase Four has built a system that offers reliable high performance with baked-in manufacturability. Our systems provide Hall Effect Thruster performance at a fraction of the price and delivery timeline, with nearly double the lifespan. Check out our open positions at at www.phasefour.io/careers if you have interest in joining our mission.

Employees by Management Level

Total employees: 21-50

Seniority

Employees

Entry

Director

Manager

Employees by Department

Phase Four has 11 employees across 6 departments.

Departments

Number of employees

Funding Data

Explore Phase Four's funding history, including investment rounds, total capital raised, and key backers.

Funding Date	Round	Amount
2021-07-11	5	$26,000,000
2024-04-13	12	$6,300,000
2025-02-09	6	N/A

Funding Insights

$32,300,000

Total funding amount

Number of funding rounds

Phase Four Tech Stack

Discover the technologies and tools that power Phase Four's digital infrastructure, from frameworks to analytics platforms.

reCAPTCHA

Security

Swiper

JavaScript libraries

Animate.css

UI frameworks

Beaver Builder

WordPress plugins

MonsterInsights

Analytics

jQuery Migrate

JavaScript libraries

Twitter Emoji

Font scripts

jQuery

JavaScript libraries

PHP

Programming languages

WordPress

Blogs

Google Analytics

Analytics

Google Tag Manager

Tag managers

Frequently asked questions

Phase Four is located in Hawthorne, California, US.

You can reach Phase Four at +13106488454.

Phase Four was founded in 2015, making it 11 years old. The company has established itself as a significant player in its industry over this time.

Phase Four has approximately 21-50 employees. The company continues to grow its workforce to support its business operations and expansion.

Phase Four has raised a total of $32,300,000 across 3 funding rounds. This investment has helped the company grow and expand its operations.

Key Contacts at Phase Four

Steve Kiser

Chief Executive Officer

Eric Huey

Director Of Engineering

Parth Patel

Director Of Production Operations

4.8

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