27 August 2025

Dear Valued Client/Partner,

Re: Notice of Company Name Changes

We are pleased to inform you that with effect from 1 October 2025, Aoyama Sogo Accounting Office Singapore Pte. Ltd. and its Singapore group companies will be changing their legal names as set out below:

Current Name	New Name
Aoyama Sogo Accounting Office Singapore Pte. Ltd.	ASA Professionals Singapore Pte. Ltd.
Aoyama Sogo Outsourcing Service Pte. Ltd.	ASA Professionals Outsourcing Pte. Ltd.
Aoyama Sogo Company Secretarial Services Pte. Ltd.	ASA Professionals CoSecretary Pte. Ltd.
Aoyama Sogo Tax Services Pte. Ltd.	ASA Professionals Tax Pte. Ltd.
ASA Professionals Pte. Ltd.	ASA Professionals Corporate Ops Pte. Ltd.

Background

To better serve clients as an international accounting firm, we are adopting the globally recognisable “ASA” brand. The term “Professionals” reflects our dedication to specialist expertise and the strength of our multi-disciplinary team.

What Will Not Change

• Our registered address and telephone numbers remain unchanged.
• All services and contract terms will remain the same; existing agreements continue to be valid.
• Invoices, contracts and other documents will be updated progressively to reflect the new names.

Email Address Domain Change

Our email address domain will be changed with effect from 1 October 2025. The transition will be carried out in phases, and the updated contact details will be provided to you separately. We would appreciate it if you could update your records accordingly upon receipt.

If you have any questions or require further clarification, please do not hesitate to contact our CRM desk at contact@sg.aoyama.ac.

Thank you for your continued trust and partnership.

Yours sincerely,

Aoyama Sogo Accounting Office Singapore Pte Ltd
(to be renamed “ASA Professionals Singapore Pte. Ltd.” effective 1 October 2025)
Junichi Naganawa
Director