![]() Optoenergy Optoenergy (オプトエナジー株式会社) is a company developing, designing, and manufacturing semiconductor laser products. | ![]() Sivers Photonics Sivers Photonics (formerly known as CST Global) is a company that supplies compound semiconductor laser devices for the optical communications, sensing, and wireless markets. | ||
Founding Date | Founding Date 1997 | Founding Date 2005 | Founding Date 2002 |
Type | Type Public | Type Subsidiary | Type Subsidiary |
Tags | |||
Locations | Locations Yongin-si, KR HQ | Locations Sakura, JP HQ | Locations Blantyre, GB HQ |
Employees | Employees 2393% decrease | Employees 90 | Employees 516% decrease |
Financial | |||
Revenue (est.) | Revenue (est.) ₩124.9b (FY, 2025) | Revenue (est.) N/A | Revenue (est.) £6.4m (FY, 2023) |
Cost of goods | Cost of goods ₩95.4b (FY, 2025) | Cost of goods N/A | Cost of goods £2.2m (FY, 2023) |
Gross profit | Gross profit ₩29.7b (FY, 2025) | Gross profit N/A | Gross profit £4.2m (FY, 2023) |
Net income | Net income ₩12.3b (FY, 2025) | Net income N/A | Net income (£2m) (FY, 2023) |

Optoenergy (オプトエナジー株式会社) is a company developing, designing, and manufacturing semiconductor laser products.
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Sivers Photonics (formerly known as CST Global) is a company that supplies compound semiconductor laser devices for the optical communications, sensing, and wireless markets.
View company