As the Senior Partner and a fully licensed Thai Attorney, Phuangphet Hall (Attorney Phet) brings extensive experience in civil, criminal, and administrative law. Her deep roots in the local community and her comprehensive understanding of the Thai judicial system ensure that every case is managed with professional precision and cultural insight.
Based in Ubon Ratchathani, Diamond Russell Lawyers serves as a premier legal bridge between the local Thai judicial system and a sophisticated international clientele. Our practice supports both the regional expatriate community across Isaan and clients worldwide—spanning the UK, Europe, North America, Australia, New Zealand, and major global commercial hubs across Asia and the Middle East.
Rather than limiting our focus to a single discipline, our office operates as a comprehensive regional firm capable of managing virtually all civil, criminal, and administrative matters. Our core competencies include:
Corporate & Property: Protecting commercial investments, title acquisitions, and contractual interests within Thailand.
Family & Succession: Managing marriage, divorce, prenuptial frameworks, estate planning, and estate administration.
Litigation & Defense: Providing steadfast representation in civil disputes, police investigations, and criminal court proceedings.
Administrative & Heritage Law: Navigating complex state procedures, including the rigorous investigative processes required to establish and secure Thai citizenship for international applicants of Thai descent.
Licensed Thai Attorney and former police officer with over 40 years of service. Practising general law and specialising in criminal law. Highly experienced attorney.
Licensed Thai Attorney with a distinguished track record of handling extensive caseloads across both the civil and criminal justice systems. A highly capable & bright lawyer.
Licensed Thai Attorney combining sharp legal acumen with a technical background. A highly capable attorney known for his analytical precision and dedicated public service.
Licensed Thai Attorney with extensive courtroom experience & int'l human rights fellowship. A highly principled
bilingual advocate, dedicated to excellent public service.
Qualified Legal Administrator with a Diploma in Law & Business Administration. Specializing in contracts, property law, and business management.
Founding partner & senior lawyer, Attorney Phuangphet brings extensive experience navigating the Thai judicial system. A native of Ubon Ratchathani, she excels as an expert mediator and advisor, guiding clients smoothly through police investigations, civil disputes, and complex out-of-court settlements.
Attorney Phet holds a Bachelor of Laws (LL.B.) and is an officially accredited Court Interpreter certified by the Thai Judiciary in Bangkok. She provides seamless, fluent English and Thai translations and indispensable legal support to domestic and international clients.
She is a certified specialist attorney to the Juvenile & Family Court of Thailand as well as a certified attorney with the Administrative Court of Thailand.
Attorney Phet's practice focuses on cross-border family law, marriage and prenuptial agreements, divorce, child custody, and succession planning. She regularly handles civil litigation and criminal matters, property disputes, property acquisition, Thai citizenship applications, and certified document translations. She is also a certified Notarial Services Attorney.
Attorney Phet is a native-born Ubonratchathani resident and has served the Ubon and the Isaan region for the past decade. She is a well-known and highly respected legal professional and is widely sought after by both local and international clients. A fluent English speaker and native Isaan dialect speaker, providing excellent legal counsel and professional representation.
Attorney Phet regularly travels all over the Isaan region, including Korat, Khon Kaen, Udon Thani, and Phitsanulok, as well as many other locations in between. She also frequently works on assignment in Bangkok, Phuket, Pattaya, Hua Hin, and Chiangmai.
You may contact Attorney Phet via our Ubon City office phone number on +66 (0)98-987-9280 or make enquiries through our law office via our Contact Page.
Attorney Mongkhol (Michael) brings an exceptional and rare perspective to the network, backed by over 40 years of high-standing service as a former police officer. Highly respected by both his law enforcement and legal peers, he leverages four decades of first-hand investigative and procedural insight to deliver formidable legal counsel. Operating a dedicated private practice from Phuket, he has built a stellar reputation rooted in trust, discretion, and an extensive track record of word-of-mouth success for both domestic and international clients.
A certified Thai Attorney-at-Law, Attorney Mongkhol holds a Bachelor of Laws (LL.B.) and possesses profound, specialized expertise in the Thai Penal Code and the criminal justice system. His unique dual background as a veteran law enforcement officer and a court-certified Barrister gives him an unparalleled command of complex court protocols, evidentiary standards, and police procedures.
Attorney Mongkhol excels primarily in criminal law, providing elite defense representation and strategic counsel for complex criminal litigation, white-collar investigations, and regulatory disputes. In addition to his criminal trial expertise, he delivers robust advisory services, strategic legal research, and trusted local representation for private individuals and commercial clients navigating the Thai legal landscape.
Attorney Michael is a long-term resident of Phuket and has served the Phuket community for decades.
He is a well-known and highly respected legal professional, much sought after by both Thai nationals and international clients. He is highly adept with court procedures and protocols and a very reliable source for outstanding legal counsel and court representation.
You may contact Attorney Michael directly on +66 93-580-595 or make enquiries through our our law office via our Contact Page.
Attorney Nichanun Dawweangkan (Atty. Ning) brings a distinguished track record and a reputation for quiet brilliance to the network. Known for her conservative character and an understated, commanding confidence, she is highly regarded by her peers as an exceptionally capable and meticulous advocate. A close, trusted professional associate of Attorney Phet, the two frequently collaborate on complex legal matters and advanced professional seminars. Reflecting the network's core values of discretion and deep competence, Attorney Nichanun operates largely through elite word-of-mouth referrals and professional recommendations, delivering top-tier legal solutions confidently and assuredly.
Attorney Nichanun (LL.B.) is a fully credentialed and experienced Thai Attorney-at-Law. Backed by a high volume of successful casework, she possesses extensive hands-on experience navigating the complexities of both the civil and criminal justice systems. Her sharp analytical mind and profound procedural insight make her a formidable asset to clients who require strategic, reliable, and sophisticated representation in high-stakes environments where results matter.
Attorney Nichanun (Ning) excels in handling comprehensive civil disputes. litigation and criminal defense. She offers elite representation and counsel primarily in Greater Bangkok & Metropolitan Areas, including Bangkok, Nonthaburi, Samut Prakan, Samut Sakhon, Nakhon Pathom, and Pathum Thani, and additionally in the Central & Northeastern Corridors of Saraburi, Nakhon Ratchasima (Korat), and surrounding regions. Whether managing intricate asset disputes or mounting robust criminal defense strategies, she provides meticulous legal research, rigorous advocacy, and deeply trusted counsel for both domestic and international clients. You may contact Attorney Ning directly on +66 93-597-1547 or make enquiries through our law office via our Contact Page.
Attorney Jirasak Prommin brings a unique dual perspective to the firm, combining sharp legal acumen with a strong technical and industrial background. Prior to entering full-time legal practice, he spent nearly two decades as an electronics technician and maintenance process leader in the manufacturing sector, including specialized training in Japan. A dedicated public servant and trusted advocate, Attorney Jirasak serves extensively as a public defense attorney (volunteer lawyer) across provincial courts, police stations, and local municipal councils throughout Northern Thailand. Additionally, he serves as a registered Youth and Family Court Legal Advisor in Chiang Mai and Lamphun. Known for his meticulous analytical approach and commitment to justice, he delivers balanced, highly effective representation for both individual and corporate clients.
Attorney Jirasak holds a Bachelor of Laws (LL.B.) from Sukhothai Thammathirat Open University and is currently continuing his advanced legal studies with the Thai Bar Association. He is a licensed Thai Attorney-at-Law and a certified Notary Services Attorney. His formal qualifications are further bolstered by specialized certifications in mediation, land dispute adjudication, and juvenile court advisory protocols.
Attorney Jirasak maintains a robust litigation practice spanning both criminal defense and civil dispute resolution across Northern Thailand (including Chiang Mai, Lamphun, and surrounding areas): Criminal Defense & Juvenile Justice: Broad experience in criminal litigation, appellate court defense, drug offenses, theft, defamation, and dedicated legal advisory for juvenile and family court matters. Civil Litigation & Dispute Resolution: Expert handling of debt recovery, loan and guarantee disputes, breach of contract, estate management/probate petitions, and tort/compensation claims. Notarial & Advisory Services: Certified document and signature verification (Notary Public Services), court-annexed mediation, and municipal legal counseling.
You may contact Attorney Jirasak directly on +66 861-90-4603 or make enquiries through our law office via our Contact Page.
Attorney Chatree Rungsrisukchit brings a remarkable combination of local courtroom authority and international advocacy to the Diamond Russell Law network. Licensed to practice since 2009, he has established an exceptional career spanning criminal defense, complex civil litigation, and community advocacy across Northern Thailand.
Globally recognized for his dedication to justice, Attorney Chatree served as a prestigious OHCHR Indigenous Fellow (2019) in Geneva, Switzerland, representing grassroots human rights initiatives on an international stage. Grounded in the core belief that fundamental human rights must be actively defended and translated into practical legal protections, he brings a deeply compassionate, principled, and rigorous approach to every case. A long-serving appointed public defense attorney across provincial, municipal, and juvenile courts, Attorney Chatree is a trusted pillar of the Northern Thai legal community.
Attorney Chatree oversees an expansive general and specialized litigation practice spanning Northern Thailand (primarily serving Chiang Rai, Chiang Mai, and Phayao Provinces), delivering personalized, strategic counsel in the areas of Criminal Defense & Court Advocacy: Robust trial representation, appellate defense, bail petitions, and appointed court-defense across all regional judicial tiers. Land & Property Litigation: Strategic counsel and representation in property conflicts, land disputes, and title/tenure settlements. Family, Juvenile & Human Rights: Comprehensive handling of divorce, child custody, juvenile justice advisory, migrant worker support, and human rights advocacy. Corporate, Foundation & Non-Profit Formations: Statutory registration and legal structuring of commercial corporations, international NGOs, foundations, and charitable trusts. Estate Planning, Notarial & Translation Services: Professional Last Will &Testament preparation, bilingual contract drafting, certified legal translations, and official Notary Public document and signature verification.
You may contact Attorney Chatree directly on +66 (0) 89-9979037 or make enquiries through our law office via our Contact Page.
Represented with Integrity. Managed with Excellence.
Outstanding Legal Expertise & Client Service
