OUR PARTNER

Dr. Jonnardi Sutan, SE., Ak., MM., CA., CPA

Dr. Jonnardi Sutan, SE., Ak., MM., CA., CPA is Founder & Managing Partner of JAS. He is a member of Indonesian Institute of Accountants (IAI), a member of Indonesian Institute of Certified Public Accountants (IAPI) and a member of Capital Market Accountant Forum (FAPM). He has over 33 years of experience in auditing and accounting, and has extensive assurance experience in public listing company, manufacturing, trading, construction, non-profit organization, professional services and other sectors.

He started his career in 1986 as an auditor on public accountant firm, and then moved to other public accountant firm in 1993 as a Partner. In 2003, he established an Aria & Jonnardi Public Accountant Firm. In 2009, he joined a Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Besides that, he is also active as a lecturer on Tarumanagara University and Trisakti University.

Dr. Jamaludin Iskak, M.Si., Ak., CA., CPA., CPI., ASEAN CPA is founder & Partner of JAS. He is a member of Indonesian Institute of Accountants (IAI), a member of Indonesian Institute of Certified Public Accountants (IAPI), a member of Public Accountant Professional Standard Board – Indonesian Institute of Certified Public Accountant (IAPI) and a member of Capital Market Accountant Forum (FAPM). He involve in Professional activities such as member of Indonesian Auditing Standards Board. He has over 35 years of experience in auditing, accounting and advisory services, also involve in many assignment covering internal control review, reporting compliance, agreed upon procedures and due diligence, and has extensive assurance experience in construction, manufacturing, mining, plantation, oil & gas, ground handling, hotel management, hospital, natural resources, non-profit organization, trading, textiles, food & beverage, automotive, professional services and other sectors.

He started his career in 1984 as a government auditor, and then moved to public accountant firm in 1998 as a Partner. In 2004, he established a Jamaludin Iskak Public Accountant Firm. In 2009, he established a Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Besides that, he is also active as an Associate Professor on Tarumanagara University and Pancasila University.

Dr. Jamaludin Iskak, M.Si., Ak., CA., CPA., CPI., ASEAN CPA
Drs. Sukimto Sjamsuli, Ak., BKP., CA., CPA

Drs. Sukimto Sjamsuli, Ak., BKP., CA., CPA is Founder & Partner of JAS. He is a member of Indonesian Institute of Accountants (IAI), a member of Indonesian Institute of Certified Public Accountants (IAPI) and a member of Indonesian Tax Consultans Associations (IKPI). He has a strong taxation background, with over 28 years of experience in taxation and advisory services, with abilities to effectively identify and resolve complex taxation issues, understanding and competence in tax planning, tax reporting, refund claim, objection and tax appeal at Tax Court.

He started his career in 1991 as a tax consultant on tax consulting firm. In 2003, he established a Sukimto Sjamsuli Public Accountant Firm in Batam.

In 2009, he joined a Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm and become a head of the branch office in Batam, and active as a Partner until now.

Ben Ardi, SE., Ak., CA., CPA is Partner of JAS. He is a member of Indonesian Institute of Accountants (IAI) and a member of Indonesian Institute of Certified Public Accountants (IAPI). He has over 15 years of experience in auditing and accounting, and has extensive assurance experience in management services and professional services.

He started his career in 1989 as an auditor on public accountant firm, and then moved to Aria & Jonnardi Public Accountant Firm in 2004 as a Manager.

In 2009, he joined a Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Ben Ardi, SE., Ak., CA., CPA
Kevin Muhammad Rizka, SE., M.Ak., Ak., CA., CPA., CPI., ASEAN CPA

Kevin Muhammad Rizka, SE., M.Ak., Ak., CA., CPA., CPI., ASEAN CPA is Partner of JAS. He is a member of Institute of Indonesia Chartered Accountants (IAI) and a member of Indonesian Institute of Certified Public Accountants (IAPI). He has been licensed with Non-Bank Financial Industry (IKNB) and The Audit Board of Republic of Indonesia (BPK). He has strong auditing, accounting and advisory background, with over 9 years of experience in auditing, accounting and advisory services, especially in forensic and investigation audit, reporting compliance, agreed upon procedures, due diligence review, internal control and business planning. He has extensive assurance experience in construction, manufacturing, plantation, ground handling, hospital, leasing, non-profit organization, textiles, professional services and other sectors.

He achieved “The Youngest Certified Public Accountant” and “The Youngest Partner on Public Accountant Firm” titles in Indonesia.

He started his career in 2010 as an auditor on public accountant firm, and then moved to Jamaludin, Ardi, Sukimto & Rekan Public Accountant Firm in 2012 as a Manager. In 2017, he joined a partnership of Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Rizki Damir Mustika, SE., Ak., CA., CPA., ASEAN CPA is Partner of JAS. He is a member of Institute of Indonesia Chartered Accountants (IAI) and member of Indonesian Institute of Certified Public Accountants (IAPI). He has been licensed with The Audit Board of Republic of Indonesia (BPK). He has over 9 years of experience in auditing and accounting services, and has many assurance experience in public listing companies, construction, manufacturing, trading, non-profit organization, professional services and other sectors.

He started his career in 2010 as an auditor on public accountant firm, and then moved to Jamaludin, Ardi, Sukimto & Rekan Public Accountant Firm in early 2017 as a Senior Audit and Quality Assurance Manager.

In the middle of 2017, he joined a partnership of Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Rizki Damir Mustika, SE., Ak., CA., CPA., ASEAN CPA
Raynold Nainggolan, SE., CPA

Raynold Nainggolan, SE., CPA is Partner of JAS. He is a member of Indonesian Institute of Certified Public Accountants (IAPI). He has over 21 years of experience in auditing and accounting services, and has many assurance experience in oil and gas, trading, public listing company and manufacturing.

He started his career in 1998 as an auditor on public accountant firm, and then moved to other public accountant firm in 2015 as a Manager.

In 2017, he joined a partnership of Jamaludin, Ardi, Sukimto & Rekan (JAS) Public Accountant Firm, and active as a Partner until now.

Wisnu Adi Nugroho, SE, Ak, CPA, CA, ASEAN CPA is Partner of JAS. Wisnu has total experience as practitioner in clients’ entity for 20 years working in almost all of industries in several big four and big ten public accountant firms e.g. Crowe, PwC, EY and Deloitte. He was graduated from Accountant Professional Program (PPAk) Faculty of Economic, University of Indonesia, granted a title of Akuntan (Ak) and S1 in Accounting Faculty of Economic, Atma Jaya Yogyakarta University, granted a title of Sarjana Ekonomi (SE).

Certification licenses consist of:

  • Akuntan Publik (AP) No AP.1728 issued by Ministry of Finance, Republic of Indonesia with Ministry of Finance Decision Letter (KMK) No 742/KM.1/2020. 
  • Certified Public Accountant (CPA) issued by The Indonesian Institute of Public Accountant (IAPI), certificate no K-000471. 
  • Chartered Accountant (CA) No 11.D52368 issued by Institute of Indonesia Chartered Accountants (IAI) certificate no Sert.CA-0000003572. 
  • Register Negara Akuntan (RNA) No RNA 21697 issued by Ministry of Finance, Republic of Indonesia with certificate no 0023398.
  • ASEAN Chartered Professional Accountant (ASEAN CPA) issued by ASEAN Chartered Professional Accountant Coordinating Committee (ACPACC) with credential registration No ID.0004282.
Wisnu Adi Nugroho, SE, Ak, CPA, CA, ASEAN CPA