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ASP Isotopes Inc.

Technology and Energy Washington, D.C., United States ~400 employees
Founded
--
Employees (Est.)
~400
20 leaders known
Total Funding
$561.9M
Funding Rounds
16
Last Funding
2025-11-07

About ASP Isotopes Inc.

ASP Isotopes is a leader in isotope enrichment technology, focusing on providing innovative solutions for the medical, semiconductor, and green energy sectors. Their goal is to become an indispensable supplier of enriched isotopes to multi-billion-dollar end markets using advanced proprietary technologies.

Products & Services

Medical:Enriched isotopes for medical applications.
Quantum Leap Energy:Enriched isotopes for nuclear and green energy solutions.

Specialties

Isotope Enrichment Aerodynamic Separation Process (ASP) Quantum Enrichment (QE) Medical Isotopes Semiconductor Isotopes Green Energy Solutions

Funding History

Debug: View Raw Funding Data
# Type Amount Fields Date Fields Investors
1 RT: Convertible Notes
T: -
FT: Convertible Notes
A: 64300000
MR: -
FA: US$64.3 million
FAN: 64300000
D: 2025-11-07
FD: 2025-11-07
4 investors
2 RT: Public Offering
T: -
FT: Public Offering
A: 210300000
MR: -
FA: approximately $210.3 million
FAN: 210300000
D: 2025-10-15
FD: 2025-10-15
2 investors
3 RT: Underwritten Registered Direct Offering
T: -
FT: Underwritten Registered Direct Offering
A: 60000000
MR: -
FA: 60.0 million
FAN: 60000000
D: 2025-07-23
FD: 2025-07-23
4 investors
4 RT: Registered Direct Offering
T: -
FT: Registered Direct Offering
A: 50000000
MR: -
FA: $50.0 million
FAN: 50000000
D: 2025-06-02
FD: 2025-06-02
2 investors
5 RT: Public Offering
T: -
FT: Public Offering
A: 18600000
MR: -
FA: $18.6 million
FAN: 18600000
D: 2024-11-04
FD: 2024-11-04
2 investors
6 RT: Public Offering
T: -
FT: Public Offering
A: 16200000
MR: -
FA: approximately $16.2 million
FAN: 16200000
D: 2024-11-01
FD: 2024-11-01
2 investors
7 RT: Public Offering
T: -
FT: Public Offering
A: 34500000
MR: -
FA: $34.5 million
FAN: 34500000
D: 2024-07-15
FD: 2024-07-15
1 investors
8 RT: Public Offering
T: -
FT: Public Offering
A: 30000000
MR: -
FA: $30.0 million
FAN: 30000000
D: 2024-07-12
FD: 2024-07-12
1 investors
9 RT: Convertible Notes
T: -
FT: Convertible Notes
A: 5400000
MR: -
FA: Approximately $5.4 million
FAN: 5400000
D: 2024-06-06
FD: 2024-06-06
1 investors
10 RT: Warrant Inducement
T: -
FT: Warrant Inducement
A: 5500000
MR: -
FA: approximately $5.5 million
FAN: 5500000
D: 2024-04-09
FD: 2024-04-09
1 investors
11 RT: Convertible Debt
T: -
FT: Convertible Debt
A: 20000000
MR: -
FA: greater than $20 million
FAN: 20000000
D: 2024-02-29
FD: 2024-02-29
-
12 RT: Convertible Notes
T: -
FT: Convertible Notes
A: 20000000
MR: -
FA: up to US$20 million
FAN: 20000000
D: 2024-02-18
FD: 2024-02-18
-
13 RT: Private Placement
T: -
FT: Private Placement
A: 9100000
MR: -
FA: 9.1 million
FAN: 9100000
D: 2023-10-27
FD: 2023-10-27
2 investors
14 RT: Private Placement
T: -
FT: Private Placement
A: 8000000
MR: -
FA: approximately $8 million
FAN: 8000000
D: 2023-10-09
FD: 2023-10-09
2 investors
15 RT: Private Placement
T: -
FT: Private Placement
A: 5000000
MR: -
FA: approximately $5 million
FAN: 5000000
D: 2023-03-17
FD: 2023-03-17
-
16 RT: Private Placement
T: -
FT: Private Placement
A: 5000000
MR: -
FA: approximately $5 million
FAN: 5000000
D: 2023-03-15
FD: 2023-03-15
-
Convertible Notes Latest
2025-11-07
$64.3M
4 investors (Pro only)
Public Offering 2025-10-15
$210.3M
Underwritten Registered Direct Offering 2025-07-23
$60.0M

View 15 more funding rounds with Pro

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Growth Metrics

+45%
Employee Growth
YoY
3.2x
Funding Growth
Last Round
12
Markets
Operating
10K+
Customers
Active

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Team & Leadership

P

Paul E. Mann

Chairman of the Board, Chief Executive Officer

R

Robert Ainscow

Chief Operating Officer

H

Heather Kiessling

Chief Financial Officer

G

Gerdus Kemp

Medical Director, CEO of PET Labs

H

Hendrik Strydom

Chief Technology Officer

W

William (Bill) Eden

Global Head of HR and Director UK Nuclear Operations

View 17 more team members with Pro

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Recent News

ASP Isotopes Inc. Announces New Product Launch

2 days ago

Company unveils innovative solution to transform the industry, expanding market reach and capabilities...

Read more →

Leadership Team Expands with Industry Veteran

1 week ago

New executive brings 20+ years of experience to accelerate growth and strategic initiatives...

Read more →

Company Recognized as Industry Leader

2 weeks ago

Receives prestigious award for innovation and customer satisfaction in competitive market...

Read more →

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Key Competitors

C1

Competitor Alpha

Series B · $50M raised

C2

Competitor Beta

Series C · $120M raised

C3

Competitor Gamma

Series A · $25M raised

C4

Competitor Delta

Seed · $10M raised

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Company Details

Industries
Technology and Energy
Company Size
~400 employees (est.)
Locations
Washington, D.C., United States
Washington, USA
Washington +1 more

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