
Company Information
About Us
PT Seven Gates Indonesia (SGI) has been established for more than 15 years. Administering reclamation projects and sea sand supplies for many reclamation projects in Indonesia, SGI has become one of the leading reclamation companies in Indonesia.
Our journey has been a success story that reflects a strong commitment and hard work of our team towards every aspect of the services. Facing the future of global growth, SGI strives to advance its performance in every aspect, starting from the Management, Human Resources, to more highly structured innovation, sustainability and responsibility.
Vision
To become a responsible, reliable and leading sand mining and land reclamation company in Indonesia.
Mission
Committed to continuously providing the best quality work through effective and efficient practice, as well as emphasising on innovative approach, sustainability and responsibility.
About Us
PT Seven Gates Indonesia (SGI) has been established for more than 15 years. Administering reclamation projects and sea sand supplies for many reclamation projects in Indonesia, SGI has become one of the leading reclamation companies in Indonesia.
Our journey has been a success story that reflects a strong commitment and hard work of our team towards every aspect of the services. Facing the future of global growth, SGI strives to advance its performance in every aspect, starting from the Management, Human Resources, to more highly structured innovation, sustainability and responsibility.
Vision
To become a responsible, reliable and leading sand mining and land reclamation company in Indonesia.
Mission
Committed to continuously providing the best quality work through effective and efficient practice, as well as emphasising on innovative approach, sustainability and responsibility.
Value
As a corporate, Seven Gates Indonesia believes in advancing and shaping a better future not only for the clients and partners, but also to the communities, employees and shareholders. We aim to deliver innovation and emphasise sustainability and responsibility.
Value
As a corporate, Seven Gates Indonesia believes in advancing and shaping a better future not only for the clients and partners, but also to the communities, employees and shareholders. We aim to deliver innovation and emphasise sustainability and responsibility.
Board of Commissioners

Yasmin Ali Alaydroes
President Commissioner
Indonesian, 38 years old
Education History
Information Technology Degree, Bina Nusantara University (2007)
Employment History
- Commissioner PT Seven Gates Indonesia, (April 2016 - Present)
- Commissioner PT Seribu Pesona Indonesia, (April 2021 - Present)
- Commissioner PT Tirta Jaya Ardhani, (December 2021 - Present)
Board of Commissioners

Yasmin Ali Alaydroes
President Commissioner
Indonesian, 38 years old
Education History
Information Technology Degree, Bina Nusantara University (2007)
Employment History
- Commissioner PT Seven Gates Indonesia, (April 2016 - Present)
- Commissioner PT Seribu Pesona Indonesia, (April 2021 - Present)
- Commissioner PT Tirta Jaya Ardhani, (December 2021 - Present)
Board of Director

Salim Haykal
President Director
Indonesian, 41 years old
Education History
Industrial Engineering Degree, Trisakti University (2004)
Employment History
- Marketing Director of PT Moga Cemerlang Abadi, (October 2008 – November 2021)
- CEO of PT Sapta Pilar Energi, (March 2012 – October 2021)
- President Director of PT Seven Gates Indonesia, (April 2005 – Present)
- Director of PT Tirta Jaya Ardhani, (September 2019 – Present)
- Directur of PT Seribu Pesona Indonesia, (April 2018 – Present)
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Tommi Matin
Vice President Director
Indonesian, 51 years old
Education History
Accounting Degree, Trisakti University (1995)
Employment History
- Coal Trading and Mining, PT Arta Kenang Putra, (2005 – 2010)
- President Commissioner Coal Mining, PT Baruna Cakra Sejati, (2010 – 2015)
- Vice President Director of PT Seven Gates Indonesia, (2015 – Present)
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Bachder Bachtarudin
Finance Director
Indonesian, 51 years old
Education History
Accounting Degree, Trisakti University (1995)
Employment History
- Accountant of Internationale Nederlanden Group (ING Insurance), Jakarta, (October 1994 – October 1995)
- Auditor of Arthur Andersen – Prasetio Utomo & Co, (October 1995 – December 1999)
- Accounting and System Procedures Manager of AlatieF Corporation, (January 2000 – December 2003)
- Tax and Accounting General Manager of PT Bakrie Telecom (Esia), (January 2004 – March 2006)
- Finance Director, GroupM of PT Wira Pamungkas Pariwara, (April 2006 – December 2007)
- Deputy COO of Jatis Group Sumitomo Corporation, Japan, (January 2008 – September 2010)
- Finance Director & CFO of PT Bakrie Telecom, (October 2008 – September 2010)
- Financial Consultant, Investor, Founder of PT Kedung Group (PT Kedung Artha Lumintu, KedungTranslog Lumintu, Kedung Media Lumintu, Kedung Grha Lummintu), (April 2016 – Present)
- Finance Director of PT Seven Gates Indonesia, (April 2022 – Present)

Hoshin Cho
Executive Director - Corporate Affairs
Board of Director

Salim Haykal
President Director
Indonesian, 41 years old
Education History
Industrial Engineering Degree, Trisakti University (2004)
Employment History
- Marketing Director of PT Moga Cemerlang Abadi, (October 2008 – November 2021)
- CEO of PT Sapta Pilar Energi, (March 2012 – October 2021)
- President Director of PT Seven Gates Indonesia, (April 2005 – Present)
- Director of PT Tirta Jaya Ardhani, (September 2019 – Present)
- Directur of PT Seribu Pesona Indonesia, (April 2018 – Present)
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Tommi Matin
Vice President Director
Indonesian, 51 years old
Education History
Accounting Degree, Trisakti University (1995)
Employment History
- Coal Trading and Mining, PT Arta Kenang Putra, (2005 – 2010)
- President Commissioner Coal Mining, PT Baruna Cakra Sejati, (2010 – 2015)
- Vice President Director of PT Seven Gates Indonesia, (2015 – Present)
.jpg)
Bachder Bachtarudin
Finance Director
Indonesian, 51 years old
Education History
Accounting Degree, Trisakti University (1995)
Employment History
- Accountant of Internationale Nederlanden Group (ING Insurance), Jakarta, (October 1994 – October 1995)
- Auditor of Arthur Andersen – Prasetio Utomo & Co, (October 1995 – December 1999)
- Accounting and System Procedures Manager of AlatieF Corporation, (January 2000 – December 2003)
- Tax and Accounting General Manager of PT Bakrie Telecom (Esia), (January 2004 – March 2006)
- Finance Director, GroupM of PT Wira Pamungkas Pariwara, (April 2006 – December 2007)
- Deputy COO of Jatis Group Sumitomo Corporation, Japan, (January 2008 – September 2010)
- Finance Director & CFO of PT Bakrie Telecom, (October 2008 – September 2010)
- Financial Consultant, Investor, Founder of PT Kedung Group (PT Kedung Artha Lumintu, KedungTranslog Lumintu, Kedung Media Lumintu, Kedung Grha Lummintu), (April 2016 – Present)
- Finance Director of PT Seven Gates Indonesia, (April 2022 – Present)

Hoshin Cho
Executive Director - Corporate Affairs
Organization Structure

Organization Structure
