Mr. Calvin Au Yeong is the CEO of ABTECH, recognized for his strategic foresight and innovation in the building materials and construction industry. With extensive leadership experience across multiple ventures, he has played a pivotal role in bringing advanced architectural solutions to Vietnam. Calvin’s success is built on a deep understanding of local market needs, strong industry partnerships, and the technical know-how to lead in a competitive landscape.

Ms. Bui Thanh Thao brings over 20 years of experience in Vietnam’s construction sector as General Director and Co-Founder of ABTECH. Renowned for her exceptional business acumen, ability to lead diverse teams, and manage complex projects, she has positioned ABTECH as a trusted partner in the industry. Her vision and execution continue to shape the company’s success in delivering innovative, high-performance solutions tailored to local market needs.

Our Managers

Mr. Tan plays a vital role in supervising Quantity Surveying (QS) and Quality Control (QC) activities within the factory and manufacturing pipeline. Additionally, Mr. Tan plays a critical role in ensuring installation quality on-site. His hands- on technical skills and deep understanding of production-to- installation integration help bridge the gap between design intent and real-world execution.

Mr. Tan is trusted for his ability to manage high-value, complex projects under tight timelines. He leads a dedicated team of technicians and factory staff, upholding international standards of safety, durability, and aesthetics. Under his guidance, ABTECH consistently delivers tailored, high-performance interior solutions that meet both client expectations and regulatory compliance.

With over 30 years of experience in the Building and IT industries, Michael Yong is a seasoned expert in the design, construction, project management, and operation of mission-critical facilities—especially Data Centers. Beginning his career with General Electric on the Singapore MRT project, he later joined FailSafe Corporation as an MEP Engineering Expert, where he managed and commissioned Singapore’s largest Data Center at the time.

Michael has since held senior roles with global Data Center colocation providers and leading infrastructure solution firms. He brings deep expertise across the full Data Center lifecycle and is known for integrating cutting-edge technologies—such as indirect evaporative cooling and fan wall systems—to optimize performance and energy efficiency.

Michael holds a degree in Mechanical Engineering and multiple industry certifications:

  • Singapore Certified Energy Manger (Professional Level)

  • Licensed Electrical Worker (LEW)

  • Fire Safety Manager

  • Certified Data Center Expert (CDCE)

  • Certified TIA 942 Design Consultant (CTDC)

  • Uptime Institute Accredited Tier Specialist (ATS Certification #446)

  • Uptime Institute Accredited Tier Designer (ATD Certification #1849)

Our Team Leaders

Tran Van Cuong

Sales Manager

Mr. Cuong brings 15 years of technical sales experience, specializing in solutions for data centers and architectural projects. He leads ABTECH’s sales team and is an expert in expansion joint and finishing products.

Huynh Van Trung

Project Manager

Mr. Trung has over 25 years of technical and on-site leadership experience. He oversees project execution at ABTECH, ensuring quality, safety, and timely delivery.

Pham Dong Dang Vu

Site Manager

Trained in construction engineering, Mr. Vu brings over 15 years of experience in installing key products like access flooring, expansion joints, and floor finishes. He oversees all site construction activities.