We are Thai accounting firm who well understand foreign business since our past experience in working with foreign corporate and team for more than 15 years. Additionally, our firm partnership and managed by Certified Public Accountants who earn working experience in overseas for several years both in USA and Singapore as well as international corporate in Thailand for several years. Our major client are foreign business who trust in our strong experience and background, confident in our team that well-organized serving the accounting service as well as international standard. We familiar working with multi-national accounting and finance team, and expertise in financial consolidation report, management report, Group Company reporting package, IFRS pack and reconciliation with local GAAPs, etc. Since 2007, Optimum has provided services for a wealth of customers from various industries. i.e. media & advertising, manufacturing, retail & wholesales, software & technology, Hotel, property management, etc. Our client range from small to medium size starting 1 to 50 people, and variety type of corporate forms i.e. foreign representative office, solely owned and managed by one person, branch of MNCs, newly establishment in Thailand, Thai and Foreign joined investment, subsidiaries of international companies, etc. We commit on client convenience, cost effective and reliable quality, eliminate your routine trouble annoying value time. Bringing management focus on growing the business.