Z-LASER Competitors and Similar CompaniesClear all

Lumibird's competitors and similar companies include Quantum Semiconductor International.
Lumibird
Lumibird
Lumibird (formerly known as Quantel-Keopsys Group) is a company that designs, manufactures, and markets laser components.
Quantum Semiconductor International
Quantum Semiconductor International
Quantum Semiconductor International (QSI) is a manufacturer of the laser diode.
Founding Date
Founding Date
1970
Founding Date
2000
Type
Type
Public
Type
Public
Tags
Locations
Locations
Lannion, FR HQ
Ottawa, CA
Shanghai, CN
Cesson Sévigné, FR
Cournon D'auvergne, FR
Le Barp, FR
Rennes, FR
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Locations
Cheonan, KR HQ
Employees
Employees
1,027
Employees
124

Financial

Revenue (est.)
Revenue (est.)
€225.6m (FY, 2025)
Revenue (est.)
₩29.4b (FY, 2021)
Cost of goods
Cost of goods
€82.3m (FY, 2025)
Cost of goods
₩21.4b (FY, 2021)
Gross profit
Gross profit
€147.7m (FY, 2025)
Gross profit
₩8b (FY, 2021)
Net income
Net income
€14m (FY, 2025)
Net income
₩1.6b (FY, 2021)
For sources of this data, please see the company profile

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Quantum Semiconductor International
HQ
Cheonan, KR
Employees
124

Quantum Semiconductor International (QSI) is a manufacturer of the laser diode.

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