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Siong Hay Loy
Director/Board Member at
MN HOLDINGS
Net worth: 57 M $ as of 31/05/2026
Profile
Siong Hay Loy is Executive Director at MN Holdings Bhd.
since 2024 and Executive Director at Mutu Nusantara Sdn.
Bhd.
since 2012.
Former roles include Project Director at Mersing Construction & Engineering Sdn.
from 1997 to 2002, Non-Executive Director at Guide Drill Sdn.
from 2002 to 2007, Marketing Engineer at Concrete Products Marketing Sdn.
Bhd., and Factory Manager at Mega Concrete Sdn.
from 1996 to 1997.
Education includes an undergraduate degree from the University of Malaya conferred in 1992.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
MN HOLDINGS BHD. 13.46% | 30/09/2025 | 89,354,500 ( 13.46% ) | 56 M $ | 31/05/2026 |
1.89% | 26/03/2025 | 8,020,000 ( 1.89% ) | 1 M $ | 31/05/2026 |
Siong Hay Loy active positions
| Companies | Position | Start |
|---|---|---|
| MN HOLDINGS | Director/Board Member | 26/11/2020 |
Mutu Nusantara Sdn. Bhd.
 Mutu Nusantara Sdn. Bhd. Engineering & ConstructionIndustrial Services Provides electrical installation services | Director/Board Member | 01/01/2012 |
Former positions of Siong Hay Loy
| Companies | Position | End |
|---|---|---|
Guide Drill Sdn. Bhd. | Director/Board Member | 01/01/2007 |
Mersing Construction & Engineering Sdn. Bhd.
 Mersing Construction & Engineering Sdn. Bhd. Engineering & ConstructionIndustrial Services Provides directional drilling, pipe jacking and trenchless services | Corporate Officer/Principal | 01/01/2002 |
Mega Concrete Sdn. Bhd. | Corporate Officer/Principal | 01/01/1997 |
Training of Siong Hay Loy
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
99
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
University of Malaya
 University of Malaya Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Mersing Construction & Engineering Sdn. Bhd.
Mersing Construction & Engineering Sdn. Bhd. Engineering & ConstructionIndustrial Services Provides directional drilling, pipe jacking and trenchless services | Industrial Services |
MN Holdings Bhd.
 MN Holdings Bhd. Engineering & ConstructionIndustrial Services Operates as a underground utilities and substation engineering | Industrial Services |
Mega Concrete Sdn. Bhd. | |
Guide Drill Sdn. Bhd. | |
Mutu Nusantara Sdn. Bhd.
Mutu Nusantara Sdn. Bhd. Engineering & ConstructionIndustrial Services Provides electrical installation services | Industrial Services |
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