Bog-Yeong Lee

Chief Executive Officer at SGC ENERGY CO.,LTD.

Net worth: 332 M $ as of 2026-08-30

79 year

24 connections

Utilities

Industrial Services

Consumer Services

Profile

Bog-Yeong Lee currently works at SGC Energy Co., Ltd., as Chairman & Co-Chief Executive Officer from 2020, SGC Solutions Co. Ltd., as Co-Chief Executive Officer, SGC E&C Co., Ltd., as Chairman, Gunjang Energy Co., Ltd., as Director, SMG Energy Co., Ltd., as Director from 2014, and SGC Greenpower Co. Ltd., as Director.
Mr. Lee also formerly worked at Sg Development Co., Ltd., as Chief Executive Officer & Director and Quartz Tech Ltd., as Director.
Mr. Lee received his graduate degree from Seoul National University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
OCI Holdings Co. Ltd. OCI Holdings Co. Ltd. Chemicals: SpecialtyProcess Industries Operates as a holding company which manufactures and sells soda ash and related chemical products & provides solar generation, bio investment and urban development services 7.82%	2026-07-21	1,460,675 ( 7.82% )	296 M $	2026-08-30
SGC ENERGY CO., LTD. 5.25%	2025-09-29	756,002 ( 5.25% )	31 M $	2026-08-30
UNID Co., Ltd. UNID Co., Ltd. Chemicals: SpecialtyProcess Industries Manufactures and sells caustic potassium, potassium carbonate and liquid chlorine 1.02%	2026-08-23	69,173 ( 1.02% )	3 M $	2026-08-30
SGC E&C CO. LTD. 3.93%	2025-09-29	198,181 ( 3.93% )	2 M $	2026-08-30
UNID Btplus Co., Ltd. UNID Btplus Co., Ltd. Forest ProductsNon-Energy Minerals Manufactures and sells MDF, plate material and related products 1.02%	2026-08-24	108,460 ( 1.02% )	313 033 $	2026-08-30

Bog-Yeong Lee active positions

Companies	Position	Start
SGC E&C CO., LTD.	Chairman	2011-09-05
SGC ENERGY CO.,LTD.	Chief Executive Officer	2020-11-01
SMG Energy Co., Ltd. SMG Energy Co., Ltd. Alternative Power GenerationUtilities Generates thermoelectric power	Director/Board Member	2014-12-03
SGC Solutions Co. Ltd. SGC Solutions Co. Ltd. Containers/PackagingProcess Industries Manufactures glassware	Chief Executive Officer	-
Sgc Greenpower	Director/Board Member	-

All active positions of Bog-Yeong Lee

Former positions of Bog-Yeong Lee

Companies	Position	End
Quartz Tech Ltd. Quartz Tech Ltd. Building ProductsProducer Manufacturing Manufactures and sells quartz crucibles	Director/Board Member	-
Sg Development Co., Ltd. Sg Development Co., Ltd. Real Estate DevelopmentFinance Provides real estate leasing services	Chief Executive Officer	-
Gunjang Energy Co., Ltd. Gunjang Energy Co., Ltd. Electric UtilitiesUtilities Provides electric services	Director/Board Member	-

See the detail of Bog-Yeong Lee's experience

Training of Bog-Yeong Lee

Experiences
Positions held

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Inactive

Listed companies

Private companies

See the detail of Bog-Yeong Lee's experience

Connections

1st degree connections

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Female

Members of the board

Executives

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Linked companies

Private companies	9
SGC Energy Co., Ltd. SGC Energy Co., Ltd. Electric UtilitiesUtilities Operates as a holding company engaged in energy generation	Utilities
SGC E&C Co., Ltd. SGC E&C Co., Ltd. Engineering & ConstructionIndustrial Services Performs professional and management services	Industrial Services
Seoul National University Seoul National University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Gunjang Energy Co., Ltd. Gunjang Energy Co., Ltd. Electric UtilitiesUtilities Provides electric services	Utilities
Quartz Tech Ltd. Quartz Tech Ltd. Building ProductsProducer Manufacturing Manufactures and sells quartz crucibles	Producer Manufacturing
Sg Development Co., Ltd. Sg Development Co., Ltd. Real Estate DevelopmentFinance Provides real estate leasing services	Finance
SMG Energy Co., Ltd. SMG Energy Co., Ltd. Alternative Power GenerationUtilities Generates thermoelectric power	Utilities
SGC Solutions Co. Ltd. SGC Solutions Co. Ltd. Containers/PackagingProcess Industries Manufactures glassware	Process Industries
Sgc Greenpower