GSiA have performed beyond expectation, providing excellent accounting services and in a timely fashion.

Their expert taxation advice on international exports has been key to our companies success and rapid growth.

They are fully capable of providing all communications in English and Thai whilst retaining the very approachable and professional client focused culture”

Andrew Suett

Founder & CEO

Nature’s Ingredients Asia Co., Ltd. Thailand

長い間GSiAとSiam Wire Nettingが良い関係を保っています。


我々はプロのパフォマンスによってお客さんから非常に信頼 されています。


Eitaro Ogawa

Managing Director

Siam Wire Netting Co., Ltd

“Great in communication and they are interested and concerned to get things right. We feel trust and believe in them”

Björn Nylén

Managing Director Maxxi Group of Companies

“Dear Gawinpob & GSiA Team,

You and your entire team are very supportive with good coordination in work, especially foreign company for Audit and Taxation related work.

I feel good to working with all of you and happy with your services, and hope that we will be working together in future also”.

Hiral Shah

Finance Manager

Metro Global Services Co., Ltd. (Thailand)