Sisusemi
1 known investors
Find your way into Sisusemi
146 people in our graph share verified history with the Sisusemi team — schools, employers, funds. One of them is your warm intro.
Juho Riskuunlockedknows Pasi Pietilä · together at Sisusemi (overlapped)
knows the team · via EpiCrystals Inc.
×10knows the team · via Quantic School of Business and Technology
SisuSemi provides an atomic-level purification process (ALP) that cleans and orders semiconductor wafer surfaces to remove atomic-scale contaminants and defects, targeting advanced nodes at 3 nm and below. The technology, aimed at semiconductor manufacturers, reduces defect density and leakage current to improve chip performance and manufacturing yield, and integrates into existing production lines.
Founders & leadership
PP

Pasi PietiläinFounder · Chief Operating OfficerPasi Pietilä has spent over 20 years working in semiconductors, photonics, and deep-tech businesses in roles spanning engineering, operations, product development, and organizational leadership. He is the founder of SisuSemi and author of "Clarity Over Control," a book on organizational strategy and execution.
Investors · 1
Frequently asked questions
- What does Sisusemi do?
- SisuSemi provides an atomic-level purification process (ALP) that cleans and orders semiconductor wafer surfaces to remove atomic-scale contaminants and defects, targeting advanced nodes at 3 nm and below. The technology, aimed at semiconductor manufacturers, reduces defect density and leakage current to improve chip performance and manufacturing yield, and integrates into existing production lines.
- Who founded Sisusemi?
- Sisusemi was founded by Pasi Pietilä.
- Who are Sisusemi's investors?
- Sisusemi's investors include Butterfly Ventures.


