ES Counsel‘s team handles a range of employment disputes, from those regarding unfair dismissal to complex pay claims. Kreangkrai Jiamboonsri specialises in labour management and relations. Weerayuth Sajjaphanroj is a key name to note, as is Ekawat Piriyawarasakul, who specialises in assisting automotive, consumer and logistics sector clients, in particular. The team’s labour disputes strength was further bolstered in April 2025 by the arrival of former Justice in the Research Division of the Supreme Court of Thailand, Worathep Chuesunthonsophon.
Legal 500 Editorial commentary

Accolades

Client satisfaction: Lawyer & team quality
Client satisfaction: Billing & efficiency
Client satisfaction: Sector knowledge

Testimonials

Collated independently by Legal 500 research team.

  • ‘ES Counsel goes beyond traditional legal services by embracing an ownership mindset on behalf of its clients. The team not only provides sound legal advice but also responds swiftly and leverages an extensive network of lawyers to seamlessly handle cases requiring multidisciplinary legal expertise.’

  • ‘Ekawat Piriyawarasakul and I share a like-minded approach, not only in legal matters but also in understanding the mindset of business owners. As a result, all legal issues are addressed with both legal and business perspectives in mind.’

  • ‘ES Counsel is known for its strong experience in labour and employment law. Ekawat Piriyawarasakul has strong skills in giving advice and handling disputes in employment cases. Their advice is clear and easy to follow.’

  • ‘Ekawat Piriyawarasakul understands our business well. He also understands the culture and personalities of our staff, so he can give the right support and solve labour and legal problems effectively.’

  • ‘This legal team is professional and provides insightful case advice, helping our team identify potential risks through smooth collaboration and supportive service. Their communication is straightforward, and we have no doubt about their capabilities.’

  • ‘Fast and precise comments during urgent cases. They also follow up on cases in a kind manner.’

  • ‘ES Counsel is my go-to firm when it comes to handling HR and industrial relations matters. They are very well versed in dealing with labour-related actions.’

  • ‘Ekawat Piriyawarasakul was proactive and responsive to our case and gave insightful, practical advice that helped resolve our matter efficiently and expeditiously. His years of experience in handling these types of cases really show through.’

Practice head

Kreangkrai Jiamboonsri; Weerayuth Sajjaphanroj; Worathep Chuesunthornsophon; Ekawat Piriyawarasakul

Other key lawyers

Jirati Suwanworabun