About us
Excellence in Engineering
Reliability in Inspection
Nexology Co., Ltd. was established by a team of professionals with deep expertise in engineering, inspection, and the assessment of industrial equipment, machinery, and systems.

Our Track Record
Our Office is located at 98/9 Rom Klao Rd, Soi 38/1, Khlong Samprawet, Lat Krabang, Bangkok, Thailand. Reach us at info@nexology.co.th or by phone at +66 (0) 989 606 448.
Our Approach
We combine extensive industry experience and technical expertise with proven best practices to deliver reliable inspection and engineering solutions, with a strong focus on quality, compliance, and operational integrity.
We apply advanced engineering practices and proven inspection methodologies to ensure accurate and reliable outcomes across diverse industrial applications. Our work is driven by precision, consistency, technical discipline, and continuous performance improvement.
We operate under DLPW authorization and are supported by COET-certified engineers with recognized professional qualifications and experience. Our services align with international standards and all applicable regulatory frameworks and requirements.
We tailor our services to address specific operational, technical, and compliance requirements across diverse industries and applications. Our approach ensures practical, efficient, and results-driven solutions aligned with project needs and expectations.
Our multidisciplinary team brings extensive field experience, technical knowledge, and practical problem-solving capabilities. We deliver reliable solutions backed by real-world operational understanding and expertise.
We continuously refine our processes, tools, and methodologies to enhance efficiency, accuracy, and service delivery performance. This enables us to maintain high standards and adapt to evolving industry requirements and technologies.
We adopt modern tools, digital systems, and advanced inspection technologies to enhance accuracy and efficiency. This supports improved performance, data reliability, and overall service quality across projects.
We strictly follow applicable codes, standards, and legal requirements across all inspection and certification activities. Our services ensure full compliance, audit readiness, and alignment with regulatory expectations.
We integrate quality, health, safety, and environmental (QHSE) principles into all inspection and engineering activities. This ensures consistent compliance, risk management, and responsible operational performance across projects.
We combine engineering, inspection, testing, and certification into a seamless and coordinated service delivery model. This enhances efficiency, reduces complexity, and improves overall project execution outcomes.
We follow structured procedures, standardized workflows, and clearly defined quality protocols across all services. This ensures consistency, repeatability, and high levels of operational efficiency.
We utilize inspection data, analytics, and reporting tools to support informed engineering decisions and planning. This improves accuracy, traceability, and long-term asset performance management.
We work closely with clients, stakeholders, and project teams to ensure aligned objectives and execution. This enhances communication, reduces risks, and improves overall project success.
Scope of Services
Nexology provides comprehensive inspection, condition assessment, and certification services for critical industrial equipment and systems.
Inspection, testing, and certification of pressure vessels used in industrial processes, ensuring structural integrity and compliance.
Integrity assessment and inspection of liquid fuel piping systems, supporting safe transport and distribution.
Comprehensive inspection and performance testing of power and heating boilers used in various industries.
Condition evaluation and safety inspection of mechanical systems and industrial machinery.
Integrity assessment of aboveground and underground storage tanks (AST & UST) for oil and fuel storage.
Inspection and certification of thermal system heaters used for industrial heating and thermal fluid systems.
Inspection, testing, and certification of cranes, hoists, and other lifting equipment to ensure operational safety.
Assessment of gas systems and containment integrity for chemical storage and distribution infrastructure.
Integrity testing and verification of pipeline networks and associated facilities for diverse industrial applications.
Inspection and safety certification of fuel transport vehicles, including LPG tankers and mobile systems.
Periodic inspection and safety verification of LPG distribution networks and manifold systems.
Detailed evaluation of material degradation and corrosion impact to ensure long-term integrity of critical assets.
Condition monitoring and fitness-for-service evaluation to estimate the remaining safe service life of industrial equipment.
Inspection and verification of vapor recovery and emission control systems to support environmental compliance.
Technical support and inspection during planned shutdowns and maintenance outages to ensure safe system restart.
Official Licenses
Issued by the Council of Engineers, Thailand
Issued by the Department of Labour Protection and Welfare (DLPW), Thailand
Elevators, lifting machines, hoists, cranes, boilers, hot liquid heaters, and pressure vessels
Personnel Certification
Our team holds nationally and internationally recognized qualifications.
Professional Engineering License
Council of Engineers, Thailand
Certified Inspector for Machinery and Pressure Equipment
Department of Labour Protection and Welfare (DLPW), Thailand
API 510 — Inspector
American Petroleum Institute
API 570 — Piping Inspector
American Petroleum Institute
API 653 — Aboveground Storage Tank Inspector
American Petroleum Institute
IIW, CSWIP 3.1 or 3.2 Welding Inspector
International Institute of Welding and TWI
Meet our Team
A dedicated group of certified engineers and experienced inspectors committed to technical excellence and industrial safety.
Core Competencies
Our multidisciplinary team combines technical expertise in ASME, API, and industrial standards with extensive field experience to deliver reliable inspection and engineering solutions.
What our clients say
Our clients are at the center of everything we do. Here’s what they share about working with our team, our processes, and the results we deliver.
"Professional execution of boiler inspections and regulatory certification. The documentation was clear, detailed, and aligned with international standards."
Pavena
Plant Manager
"Their engineers provided thorough inspection and testing services for our lifting equipment. The process was efficient with minimal disruption to operations."
Panya
Supervisor
"Trusted partner for inspection, testing, and certification of critical assets. Their expertise supports our compliance and long-term asset integrity goals."
Kittipong
CEO
Ready to Partner with Industry Experts?
Our team of certified inspectors and professional engineers is ready to support your safety and compliance goals.

