Know Us More
Our leading boards consist of six commisioners and five directors that assist and monitoring business movements and contructs strategies for the progress of the company’s business. Together with seven operating chiefs for each business unit, each steps taken, leads to company advancement.
Chief Operating Officers

Board of Commisioner
Achmad Widjaja
Chairman
Indonesian, 63 years old, lives in Jakarta.
Educational Background
Graduated as a Master of Business Administration (MBA) from IEU - Belgium University, Belgium in 1993.
Career Background
Appointed as the Company’s President Commissioner at the Annual GMS in 2015 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure.
Served as Chairman of the Indonesian Ceramic Industry Association (ASAKI) in 2004-2012, Chairman of the Ceramics Industry Club of ASEAN countries (CICA) (2005-2007) and as the Secretary General at the Natural Gas Users Industry Forum (FIPGB) (2010-2012).
Concurrent Positions
As of December 31, 2021, he also serves these following positions:
• Director of PT Ibris Sugar since 2011
• Independent Commissioner of PT Berlina Tbk since 2016
• President Commissioner of PT Shifa Anugrah Parfum since 2019
• President Director of PT Prima Mustika Candra since 2019
• Independent Commissioner of PT Buana Lintas Lautan Tbk since 2019
• President Commissioner of PT Netzme Kreasi Indonesia since 2019.
• Vice Chairman – Committee Upstream Industry & Petro Chemical at KADIN Indonesia
• Secretary General Business Council Indonesia – United Arab Emirates since 2018
• Honorary Member di Indonesia Gas Society (IGS) since 2018.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Commisioner
Paramate Nisagornsen
Commissioner
Thai, 56 years old, lives in Thailand.
Educational Background
Graduated as a Bachelor of Engineering from King Mongkut’s University of Technology Thonburi, Bangkok in 1989, and Master of Operations Management at the Massachusetts Institute of Technology, United States in 1994.
Career Background
Appointed as the Company’s Commissioner at the Annual GMS in 2018 for his tenure until 2022. He previously served as the Managing Director SCG Chemicals Co. Ltd. (2008-2012), Vice Operational President Director of PT Chandra Asri Petrochemical Tbk (2012-2016), and Vice President of Regional Business at SCG Cement-Building Materials Co. Ltd. since (2017-2021).
Concurrent Positions
He serves as the Vice President of SCG Home Business since January 1, 2022.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Commisioner
Kenneth Ng Shih Yek
Commissioner
Malaysian, 53 years old, lives in Bangkok.
Educational Background
Graduated as Bachelor of Science concentrating in Biotechnology with cum laude predicate from King’s College London, London in 1990.
Career Background
Appointed as the Company’s Commissioner at the Annual GMS in 2015 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure. With a Chartered Accountant title from the Institute of Chartered Accountants of England & Wales, London (1993), he started his career as an auditor at Ernst & Young, London (1990-1994). In 1994- 1995, he joined UMBC Securities, Kuala Lumpur as an Investment Analyst, and in 1995- 1996, he joined WorldSec Securities Malaysia as a Senior Investment Analyst. At Macquarie Securities Bangkok, Thailand, he served as the Director of Equity Research (1996-2003) and Director of Equity Sales (2003-2005). In 2005-2015, he was the Principal, Chief Executive and Investment Officer of NT Asset Thailand. In 2014, he was certified in Director Certification Program from Thai Institute of Directors (2014).
Concurrent Positions
As of December 31, 2021, he also serves as the Independent Director and Audit & Remuneration Committee Member at Aapico Hitech Pcl, Bangkok since 2008.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Commisioner
Seow Han Yong Justin
Commissioner
Singaporean, 49 years old, lives in Singapore.
Educational Background
He holds a CFA charter and earned his Bachelor Degree in Economics (honours) from the National University of Singapore, Singapore in 1997.
Career Background
Appointed as the Company’s Commissioner at the Annual GMS in 2017 for 5-years tenure. In late 1997 to 1998, he began his career as a bank trainee at Sime Bank Singapore. From 1999 to 2009, working at investment company, Arisaig Partners, as an investment analyst and then a director. Since the end of 2009, he started his own investment company, Albizia Capital, as CEO and founder.
Concurrent Positions
He serves as Director of International Conservation Organization World Fund for Nature Singapore since January 2021.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Commisioner
Justinus Aditya Sidharta
Independent Commissioner
Indonesian, 55 years old, lives in Jakarta.
Educational Background
Graduated as Bachelor of Economics Accounting from Tarumanegara University in 1990 and is certified as a Certified Public Accountant and Certified Tax Consultant.
Career Background
Appointed as the Company’s Commissioner at the Annual GMS in 2015 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure. Started his career at Drs Johan, Malonda & Rekan CPA Firm as Junior Auditor (1988-1992), Group Head Coordinator (1992-1995), Group Head Coordinator (1995-1997), and finally as Deputy Managing Partner at Johan Malonda Astika & Rekan CPA Firm – Baker Tilly International (1998-2010).
Concurrent Positions
As of December 31, 2021, he also serves as the Managing Partner at Justinus A. Sidharta CPA Firm & KKP Sidharta since 2011.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Commisioner
Henny Ratnasari Dewi
Independent Commissioner
Indonesian, 49 years old, lives in Jakarta.
Educational Background
Graduated as Master of Business Administration from California State University, Fullerton, United States in 1996 and Magister of Law from Universitas Pelita Harapan, Jakarta in 2004.
Career Background
Appointed as the Company’s Commissioner at the Annual GMS in 2010 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure. Started her career as Assistant Marketing Director at PT Gunawan Dianjaya Steel (1997-1998). She became as an entrepreneur in 1998-2002.
Concurrent Positions
As of December 31, 2021, she also serves as the Notary Assistant of DR. Irawan Soerodjo, SH, MSi Notarial Office since 2002.
Affiliations
She is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Directors
Budyanto Totong
President Director
Indonesian, 71 years old, lives in Jakarta.
Educational Background
Graduated from SMAK I in Jakarta in 1971.
Career Background
Appointed as the Company’s President Director at the Annual GMS in 1983 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure. Started his career at “Toko Tjat Sentosa” (1970-1983) and since then has been serving as the Company’s President Director since 1983. He has been sitting as the Advisory Board of Yayasan Institute Kasih Peduli Masyarakat Indonesia since 2004 and serving as Head of Yayasan Pelayanan Gelombang Kesembuhan since 2007.
Concurrent Positions
As of December 31, 2021, he does not serve other positions other than serving as the Company’s President Director.
Affiliations
He is one of the Company’s major shareholders and also the beneficial owner. He is affiliated with Mr. Andy Totong, the Company’s Director. Apart from that, he is not affiliated with other members of the Board of Directors, members of the Board of Commissioners, and other shareholders.

Board of Directors
Antonius Tan
Director
Indonesian, 56 years old, lives in Jakarta.
Educational Background
Earned his Bachelor of Marketing Management degree from Atmajaya University, Jakarta in 1994 and BSMR Certification of Risk Management as Financial Planner Associate, Jakarta in 2003.
Career Background
Appointed as the Company’s Director at the Annual GMS in 2013 with last appointment effectively at the Annual GMS in 2017 for 5-years tenure. Previously, he worked for PT Glorier Book Distribution (1983-1986), Entertainment Industry (1986-1994), Bank Assurance Department Financial Advisor with the last position as Head-Retail Assurance of AIG Lippo (1994-2003), Marketing Director of Mega Life (2004-2006), Vice President- Consumer Banking of Standard Chartered Bank (2006-2009), Senior Vice President- Consumer Banking of PT Bank Permata Tbk (2009-2012). He previously served as the Vice President Director of PT Catur Sentosa Adiprana Tbk (2012 - 2019).
Concurrent Positions
As of December 31, 2021, he does not serve other positions other than serving as the Company’s Director.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Directors
Andy Totong
Director
Indonesian, 44 years old, lives in Jakarta.
Educational Background
Received a Bachelor of Industrial Engineering and Operations Research and a Diploma in Business Administration degree from University of California, Berkeley in 2002.
Career Background
Appointed as the Company’s Director at the Annual GMS in 2016 with effective tenure until the Annual GMS in 2018. Reappointed as the Company’s Director at the Annual GMS in 2021 for his tenure until 2022. Started his career as Marketing Manager of PT Catur Mitra Sejati Sentosa (“MITRA10”) (2003-2008) and Merchandise and Marketing Director (2008- 2009).
Concurrent Positions
As of December 31, 2021, he also serves as the President Director of PT Catur Mitra Sejati Sentosa (“Mitra10”) since 2009.
Affiliations
He is affiliated with Mr. Budyanto Totong, the Company’s President Director. Apart from that, he is not affiliated with other members of the Board of Directors, members of the Board of Commissioners, and other shareholders.

Board of Directors
Warit Jintanawan
Director
Thai, 49 years old, lives in Jakarta.
Educational Background
Graduated in 1995 as a Bachelor of Civil Engineering at Chulalongkorn University, Thailand, and has a Master of Civil Engineering at the University of Illinois, United States, in 1997. He also has a Master of Business Administration at Northerwestern University, United States, 2003.
Career Background
Appointed as the Company’s Director at the Annual GMS in 2018 for his tenure until 2022. In 2006-2009, he joined The Siam Cement Plc. as Assistant Director Corporate Planning Division. Later on, he served as the Director of SCG Network Management Co., Ltd. (2009-2013), Branding and Marketing Director of SCG Vietnam Co., Ltd. (2013-2014), Sourcing Business Director of SCG Cement-Building Materials Co., Ltd. (2014-2016) and Vice CEO – Business Development of Siam Global House Plc. (2016-2017).
Concurrent Positions
As of December 31, 2021, he does not serve other positions other than serving as the Company’s Director.
Affiliations
He is not affiliated with other Commissioners, Directors, and/or the Company’s major shareholders.

Board of Directors
Surjati Tanril
Director
An Indonesian citizen, born in Medan in 1971.
Bachelor graduate degree in Economy at Sekolah Tinggi Ilmu Ekonomi (STIE) YKPN Yogyakarta in 1993.
Started her career as Accounting Manager at PT Semesta Ampuh (1994-1996).
Became the Accounting Manager at Jakarta Branch PT. Catur Sentosa Adiprana Tbk (1997-2000), as Accounting Manager Corporate PT. Catur Sentosa Adiprana Tbk (2001- 2012), and as General Manager Finance & Accounting Holding at PT. Catur Sentosa Adiprana Tbk (2013- 2022)
Entitled as Director of PT Ekasentosa Jayasukses (2018-Present), entitled as Director of PT Buanatata Adisentosa (2018-Present), and entitled as Director position at PT Catur Sentosa Adisentosa Tbk Group of Companies (2022-Present). Currently entitled as Chief Financial Officer of PT Catur Sentosa Adiprana Tbk (2022-Present) and currently also entitled as Finance Director and Corporate Secretary at PT Kusuma Kemindo Sentosa Tbk (2022-Present).

Chief Operating Officers
Yuliana Totong
COO Building Materials
An Indonesian citizen was born in Jakarta in 1983. Received a Bachelor’s degree in Food Science from Cornell University, New York, the USA in 2004. Started her career as a Merchandising Manager at PT Catur Mitra Sejati Sentosa (2005-2009). Joined PT Catur Sentosa Berhasil (previously known as PT Catur Shaw Brother) as Merchandising Manager, Sales Project Manager, Sales Project General Manager (2009 – 2014). Joined the Company as Commercial Division Head, House Brand Division Head (2015-2021) and currently serves as Chief Operating Officer since 2021.

Chief Operating Officers
Andy Totong
COO Mitra10
An Indonesian citizen, was born in Jakarta in 1979. Received a Bachelor of Industrial Engineering and Operations Research and a Diploma in Business Administration degree from University of California, Berkeley in 2002. Started his career as Marketing Manager of PT Catur Mitra Sejati Sentosa (“Mitra10”) (2003-2008), Merchandise and Marketing Director (2008- 2009), and currently serves as President Director of PT Catur Mitra Sejati Sentosa (“Mitra10”) since 2009.

Chief Operating Officers
Oey Tanto Sugiarto
COO Consumer Goods Distribution
An Indonesian citizen, was born in Jakarta in 1972. Graduated from IKIFA in Jakarta in 1991. Started his career as Sales Coordinator, Sales Supervisor, Branch Manager, Regional Manager, with the last position as Business Manager Consumer Goods Division of PT Dosniroha (1992-2008), Business and Operation Manager with the last position as General Manager of PT Antar Mitra Sembada (2008-2012). He currently serves as Chief Operating Officer of PT Catur Sentosa Adiprana Tbk as well as Consumer Goods Distribution and President Director of PT Catur Sentosa Anugerah since 2012.

Chief Operating Officers
Erline Totong
COO Modern Retail - Atria
An Indonesian citizen, was born in Jakarta in 1981. Received a Bachelor’s degree in Molecular and Cell Biology with a concentration in Cell Biology from the University of California, Berkeley in 2003 and a Diploma degree in Baking and Pastry from California Culinary Academy in 2004. Started her career as Assistant Pastry Chef of Straits Café @ Santana Row, San Jose, California, United States in 2004, started a Tiramisu Patisserie business in Jakarta (2005-2008). Became a part of PT Catur Sentosa Berhasil (previously known as PT Catur Shaw Brother) as Showroom Development Manager (2008-2010), Vice President Director (2010-2011), and currently serves as President Director of PT Catur Sentosa Berhasil since 2011.

Chief Operating Officers
Kiki Rusmin Sadrach
COO Chemicals Distribution
An Indonesian citizen was born in Jakarta in 1963. Received a Bachelor of Chemistry degree from University of Indonesia in 1986 and a Master of Christian Leadership Program degree from STTIH (2002) and Haggai Institute, Maui, Hawaii, United States. Started his career as R&D Manager of PT Indria Icapsarana Kreasisetia (1986-1988), Managing Director of PT Sari Sarana Kimia Group (1988-1997). Joined with the Company as President Director of PT Kusuma Kemindo Sentosa and PT Satya Galang Kemika since 1997.

Chief Operating Officers
Adi Gunawan Widjaja Mukti
COO Eleganza Tile Indonesia
An Indonesian citizen, born in Sukabumi in 1960 and residing in Jakarta. Received a Master of Business Administration (MBA) from Azusa Pacific University in 1987. He began his career as an Assistant Marketing Manager at PT Great Giant Pineapple Coy in 1989-1993. He continued his career at PT ICI Paints Indonesia as General Manager in 1993-1998. In 1998-2001, he continued his career at PT Platinum Ceramic Industri (formerly PT Asia Victory Industry) as Sales & Marketing Director. In 2001-2003, he joined PT Mitra Farma Utama & PT Mudita Karuna as Sales & Marketing Director. In 2003-2005, he was appointed as Country Manager Director of PT Hunter Douglas Indonesia. In 2006-2013, he served as President Director of PT HCG Indonesia, a sanitary distributor (CSA Group). His career continued as Country Manager/Director at PT TOA Indonesia joint venture of a Thai paint factory from 2013-2015. In 2015-2016, he joined PT Aditya Sarana Graha, a distributor company of faucets & waterpumps as Managing Director. In 2016-2019, he joined PT Duta Kreasi with Realtindo tile distributor from Indogress as Sales Director. Since 2019, he joined PT Eleganza Tile Indonesia from CSA Group.

Chief Operating Officers
Kriswanto Sandjaja
COO Property and Development
An Indonesian citizen, born in Jakarta in 1978. Obtained his Bachelor degree in Electrical Engineering from Seattle University, Washington, USA year 2003. Started his career as Marketing Director at PT Griya Cipta Optimal since 2010. In 2012, he also serves as Operational Director at PT Citra Graha Aligned, as well as Assistant Director of PT Khind Environmental Solution since 2017. Currently serves as Director at PT Catur Berkat Bersama since 2017.