Indonesian Partners

Navigating US taxes from abroad can be difficult, but navigating a foreign country’s tax laws and filing requirements can be even more strenuous. Fortunately, Wacek and Associates has a history in Indonesia, and we know a team you can trust that is ready to assist you. Reach out to Wan today at wan@internationalnc.com!


Wan Susanto – Owner of International Network Center

Wan is based in Jakarta and has worked closely with Wacek and Associates for years! He leads International Network Center, an Indonesian tax service business. Wan is brilliant and kind and earned his MBA in Arizona!

Aini Sari – Team Member

Aini is part of the International Network Center team and is highly skilled at gathering data, preparing returns, and filing with excellence and speed. She is a top accounting graduate from BINUS University!

Tia Ramma – Team Member

Tia is based in Jakarta and another valuable member of the International Network Center team. She has worked in finance and accounting roles for several organizations and companies and holds a degree in accounting from the University of Indonesia. When it’s not tax season, you might catch Tia on the tennis court!


Individual Tax Services

NPWP Service
NPWP stands for Nomor Pokok Wajib Pajak and is a set of numbers given to a taxpayer for personal identification. The NPWP is the Indonesian equivalent to the US Social Security Number. This service assists clients in obtaining this number from a Tax Office enabling them to carry out their taxation obligations.

Annual Tax Return
One of the tax obligations for all residents of Indonesia is an annual tax return. We have streamlined our data gathering, preparation, and filing systems to make this obligation simple, swift, and accurate for our clients.

Monthly Tax Payments
Another of the tax obligations for all residents of Indonesia is a monthly tax payment. This service is set up to take away the headache of having to make this monthly payment. We calculate the monthly tax owed by a client, pay it on their behalf, and request a reimbursement for these taxes and service twice annually.

EFIN Service
EFIN stands for Electronic Filing Identification Number. This is an identity number issued by the Directorate General of Taxes to taxpayers to conduct electronic transactions. It is an authentication tool used when e-filing your Indonesian tax return and ensures it is encrypted. This service assists clients in obtaining this number.

KPP Correspondence
KPP stands for Kantor Pelayanan Pajak and it is the US equivalent of the IRS. At times KPP sends letters to tax paying residents that require some sort of action or response. This service advises clients on how to address those letters should they be received.

Corporate and Foundation
Tax Services

Accounting Service – This service assists clients in various areas of accounting and bookkeeping.

Tax Services – The Corporate Annual Tax Return, or SPT (Surat Pemberitahuan Tahunan), is a vital document that companies in Indonesia must file to report their annual tax obligations to the government. 
LKPM Report – LKPM stands for Laporan Kegiatan Penanaman Modal. This is an Investment Activity Report in Indonesia, which is a periodically required report. This service assists with this report.

BPJS Service – BPJS stands for Badan Penyelenggara Jaminan Sosial. This is the Social Security agency in Indonesia. Our service assists with BPJS compliance.


Would you like to connect with Wan and his team to meet your Indonesian tax needs? Send Wan an email at wan@internationalnc.com!