Adisorn & Associates Ltd. was founded in 1978 in Bangkok, Thailand as a Certified Public Accountant. Thereafter, Pichayasarn & Associates Ltd. was formed to meet our clients’ need.

We offer a wide range of professional and business services including audit and tax services, value-added corporate and legal services, and company secretarial services. From our office in Bangkok’s business centre, we serve both national and international clients

We have strengthened our global relationship to enhance our ability to serve our clients at the international level. Currently we expand our network throughout Asia, America, Europe, and Arab world. We are a council member of ASNAF (The Asian Nation Accounting Firms), which has established strategic alliances partners with Fidunion International, and Talal Abu Ghazaleh International. The alliances have created the strong bond among over 300 offices worldwide.  
Our philosophy is predicated on highly personal service and strong desire to help our clients succeed. We accomplish this by getting involved in understanding the client’s business and serving the client with the highest quality of professional service. We have also established close links with international reputed firms. Thus our services are rendered in compliance with uniformly high standards.

In accordance with our total service concept, we designed a coordinating team composed of one partner/manager each from our audit, tax, and corporate and legal services firm with considerate experience association with one of big five firms. We provide continuous year-round consulting service to every client that we handle. The special expertise of these personnel helps assure that all of our clients’ problems can be addressed to personnel familiar with the unique circumstances of the client.