Leeden NOX (formerly Leeden National Oxygen Ltd) is a prominent Asian corporation and a key player in the industrial and medical gas industry. They specialize in the production and distribution of a wide range of gases, including oxygen, nitrogen, argon, carbon dioxide, hydrogen, and specialty gases. Beyond gases, Leeden NOX offers comprehensive solutions in welding equipment and consumables, safety products, and related services. The company serves diverse industries such as manufacturing, construction, marine & offshore, electronics, healthcare, and research. With a strong presence across Southeast Asia and beyond, Leeden NOX is committed to quality, safety, and providing integrated solutions to its customers.
Serves as the central command for strategic planning, corporate governance, finance, research & development initiatives, and coordination of its regional operations.
The headquarters likely incorporates advanced administrative offices, and given their business, may be co-located or near key production, storage, or distribution facilities for gases and related equipment, adhering to high safety standards.
The work culture at Leeden NOX headquarters likely emphasizes safety, innovation, customer-centricity, operational excellence, and collaboration among its diverse teams. As part of a larger Japanese corporation (Taiyo Nippon Sanso), it may also reflect elements of precision and long-term planning.
The Singapore HQ is pivotal for managing Leeden NOX's extensive network across Asia, leveraging Singapore's robust infrastructure, skilled workforce, and strategic location to drive growth and serve regional markets effectively.
Leeden NOX has a significant presence primarily across Asia, with established operations in Singapore, Malaysia, Thailand, Indonesia, Vietnam, China, and Australia. Globally, their functions include manufacturing and supply of industrial, medical, and specialty gases, distribution of welding equipment and consumables, safety products, and providing comprehensive engineering and technical support services tailored to the specific needs of each regional market and industry sector.
1 Shipyard Road
Singapore
Singapore
Singapore
Address: Lot 2, Jalan Bumbung U8/90, Seksyen U8, Bukit Jelutong Industrial Park, 40150 Shah Alam, Selangor Darul Ehsan, Malaysia
To cater to the growing industrial demands in Malaysia, offering localized sales, technical support, and distribution networks to ensure timely delivery and service.
Address: 93/1 Moo 5, Soi Phasuk, Poochaosamingprai Road, Samrongtai, Phrapradaeng, Samut Prakan 10130, Thailand
Strengthens Leeden NOX's presence in the Thai market, providing tailored solutions and support to local and multinational companies operating in Thailand.
Address: Lot C1-2, Street No. 5, Tan Do Industrial Park, Duc Hoa Ha Commune, Duc Hoa District, Long An Province, Vietnam (Operational office likely serves Ho Chi Minh City region)
Facilitates Leeden NOX's growth in Vietnam, providing critical industrial supplies and services to a dynamic and developing economy.
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As of April 2025, Leeden National Oxygen Ltd' leadership includes:
Leeden National Oxygen Ltd has been backed by several prominent investors over the years, including:
Specific executive new hires or exits at Leeden NOX are not widely publicized in major news outlets over the past 12 months. Changes in leadership within private entities or subsidiaries like Leeden NOX are often internal or announced through specific industry channels rather than mainstream news. No significant changes have been noted in public domain.
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Leeden NOX likely uses common corporate email formats based on employee names. The most probable structures include [first_initial][last]@leedennox.com or [first].[last]@leedennox.com. For instance, an employee named John Doe might have an email address like jdoe@leedennox.com.
[first_initial][last]@leedennox.com
Format
jdoe@leedennox.com
Example
70%
Success rate
Leeden NOX Official Website • November 1, 2023
Leeden NOX (Malaysia) Sdn Bhd participated in a Corporate Social Responsibility (CSR) program at Sireh Park, Iskandar Puteri, Johor. The event focused on environmental conservation and community engagement, with staff involved in activities like tree planting and park maintenance....more
Leeden NOX Official Website • September 1, 2023
Leeden NOX (Vietnam) Co., Ltd. celebrated its 15th anniversary, marking a milestone of growth and contribution to Vietnam's industrial sector. The celebration highlighted the company's achievements and future commitments in the Vietnamese market....more
Gasworld • April 19, 2023
Taiyo Nippon Sanso Corporation announced initiatives to expand its industrial gas business in Southeast Asia, which includes strengthening operations of its subsidiaries like Leeden NOX to meet growing demand in the region for electronics manufacturing and other industrial applications....more
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