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Type One Energy

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4.8
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Country
🇺🇸US🇬🇧UK

Company overview

Type One Energy Group is mission-driven to provide sustainable, affordable fusion power to the world. The company was formed in 2019 by a team of globally-recognized fusion scientists with a strong track record of building state-of-art stellarator fusion machines, together with veteran business leaders experienced in successfully scaling companies and commercializing energy technologies. Type One Energy applies proven advanced manufacturing methods, modern computational physics and high-field superconducting magnets to develop its optimized stellarator fusion energy system. Its FusionDirect development program pursues the lowest-risk, shortest-schedule path to a fusion power plant over the coming decade, using a partner-intensive and capital-efficient strategy.
Founded in 2019
Knoxville, Tennessee, USA
160 employees (8 in marketing)
www.typeoneenergy.com
100% recommend to a friend
100% positive business outlook

Salaries

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People

Headcount trend

Company growth over the last 12 months

Headcount +20.3% year over year

Funding

Total funding

$169.5M

Last raise

$87M

Convertible Note, 2 months ago

Funding history

Jan 2026

Convertible Note Type One Energy · $87M

Jul 2024

Seed Round Type One Energy · $53.5M

May 2023

Grant Type One Energy

Mar 2023

Seed Round Type One Energy · $29M

Audience

Monthly website visitors
9.6K
Month over month+6.2%
Quarter over quarter+28.2%
Top sourceDirect (50.2%)
Ad budget per month$0.0
Average search rank47
Traffic source mix
Direct
50.2%
Search
37.1%
Referral
5.7%
Social
5.2%
Paid referral
1.5%

LinkedIn followers

Follower count and growth

Total followers

10.6K

12-mo growth

+94.9%

Monthly growth

+5.4%

News

TVA supports commercialization of Type One Energy’s fusion plant in Tennessee
Sep 25, 2025 • Inspenet
AECOM establishes partnership with Type One Energy to provide design engineering services for its innovative stellarator fusion power plant, Infinity Two
Sep 24, 2025 • AECOM
Type One Energy, TVA ink LOI in development of fusion power in Tennessee
Sep 23, 2025 • American Nuclear Society

Links

www.typeoneenergy.comLinkedInCrunchbaseX (Twitter)
Glassdoor

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Open positions1 open marketing positions

Type One Energy logo

Summer Internship - Marketing and Communications

Type One Energy

Knoxville, TN (On-site)

$25/hr - $30/hrIn-houseTemporaryIntern/new grad
20 hrs ago

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Type One Energy insights

Company and marketing-team signals from saved company data and employee profiles. Use this before you apply, interview, or negotiate.

Founded
2019
Headquarters
Knoxville, Tennessee
Employees
51-200
20.3% growth last 12mo
Marketing team
8
5% of company
7 saved employee profiles are linked to this company.

Company stability and risk

Shows a quick risk view from growth, funding age, and news.

Main result
Low risk
Series C–like · Growing 20.3% last 12 months · Mid-stage · Recently funded
Trend
2022-03-28 -> 2025-12-01
Headcount (12 months)
+20.3%
Last funding round
2 months ago
Negative news (120 days)
0
Risk score0/7

Website traffic

Shows traffic size, change, and traffic sources.

Monthly website visitors
9.6K
Month over month+6.2%
Quarter over quarter+28.2%
Top sourceDirect (50.2%)
Traffic source mix
Direct
50.2%
Search
37.1%
Referral
5.7%
Social
5.2%
Paid referral
1.5%

Competitors and search

Shows competitors and key search metrics in one view.

Main result
46 competitor sites
Search traffic: 274 organic clicks / 0 paid clicks
Organic competitors
0
Paid competitors
0
Keyword change
-17
Ad budget per month
$0.0
Average search rank
47

LinkedIn followers

Shows follower count and growth.

LinkedIn followers

Follower count and growth

Total followers

10.6K

12-mo growth

+94.9%

Monthly growth

+5.4%

Marketing team size

Shows saved marketing team size.

8
5% of the company • 7 saved marketing people

First hire or larger team

Shows if this looks like one hire or a bigger team.

Looks like larger team
Based on saved marketing team size: 8.

Glassdoor ratings

Shows saved Glassdoor ratings.

Glassdoor ratings
Overall rating
4.8 / 5
Work-life balance
4.4 / 5
Culture
4.4 / 5
Diversity & inclusion
4.2 / 5
Recommend to a friend
100%
Positive business outlook
100%

Funding

Shows saved funding data.

Total funding
$169.5M
Last raise
Convertible Note
2 months ago
Funding details
Amount raised
$169.5M
Last round
Convertible Note
Last fundraise
2 months ago

News

Shows saved company news.

TVA supports commercialization of Type One Energy’s fusion plant in Tennessee
Sep 25, 2025 • Inspenet
AECOM establishes partnership with Type One Energy to provide design engineering services for its innovative stellarator fusion power plant, Infinity Two
Sep 24, 2025 • AECOM
Type One Energy, TVA ink LOI in development of fusion power in Tennessee
Sep 23, 2025 • American Nuclear Society