Member Firms

ASTHOM Member Firms

Our mission is to empower Japanese businesses, and in turn, the Japanese economy.

AGS Consulting
Established in Tokyo in 1970, AGS is a global consulting firm employing more than 600 professionals led by a team of certified public accountants and tax experts with deep knowledge and wide experience. Our people are committed to continuous improvement and strive constantly to advance their knowledge not just of accounting and taxation, but of all the fields key to business management, including legal and labor affairs. Our services are born from the needs of our clients. With keen attention to changes in the law and the business environment, AGS goes beyond accounting to deliver practical solutions that support clients in managing and planning their businesses. Our 16 offices span Japan, Singapore, Malaysia, Thailand, the Philippines, and Vietnam.
CORPORATE SITE
HLS Global
The HLS Global Group is an international accounting and business advisory firm that provides accounting, tax, audit, advisory, and consulting services. Founded in 1990, HLS Global has grown to more than 150 professionals serving clients in the U.S., Japan, Mexico, India, and Germany. While focusing on the business requirements of Japanese subsidiaries operating abroad, HLS Global also provides comprehensive solutions to non-Japanese multinational companies in Japan.
CORPORATE SITE
Greenback Alan LLP
Greenback Alan LLP is a full-service accounting firm based in London, UK. Since our establishment in 1991, we have developed a specialization in providing accounting, auditing, and tax services to Japanese companies operating in the UK. With a large team with Japanese experts, the firm has built a strong reputation for our deep understanding of the requirements of our Japanese clients and the challenges they face and for the high-quality support we offer. Our goal is to see Japanese businesses in the UK achieve genuine success, and our philosophy is lead clients to adapt to the UK environment and business practices, rather than focusing excessively on a more traditionally Japanese perspective. From compliance support to advisory services, the firm offers services with a highly transparent fee structure. Building strong, trusting relationships and developing and growing alongside our clients is what brings us at Greenback Alan LLP the greatest satisfaction.
CORPORATE SITE