
It is a leading fire alarm system brand from the United States, which has been part of Honeywell's FireSystems business group since 1999. (พ.ศ. 2542)
IES One Service is one of the reseller/service providers for Ruijie and Reyee network products in Thailand, offering comprehensive solutions including equipment sales and system installation during 2023-2024.

EDWARDS (in Thailand, there are two main companies that may be involved)
Edwards Vacuum: A global leader in vacuum systems and oxygen management systems for industry. In Thailand, they often work with specialized distributors such as Scispec Co., Ltd. for the maintenance of vacuum equipment. Edwards Lifesciences (Thailand).
is registered in Thailand to conduct business
in medical devices related to cardiovascular innovations.
เลือด. Collaboration: IES One Service is one of the importers and distributors of fire alarm systems under the Edwards brand (especially the GE Edwards model, which is becoming very popular in Thailand). which is becoming very popular in Thailand for projects and industrial plants.
During the period 2012-2017, IES One Service significantly expanded its customer base in fire alarm systems.

IES One Service Co., Ltd. and Nohmi Bosai Ltd. from Japan have joined forces to enhance fire safety in Thailand. This collaboration was established on February 16, 2023. (2566)

IES One Service Co., Ltd. specializes in the design, installation, and maintenance of fire alarm systems, using HOCHIKI products, a world-class brand from Japan. IES One Service has been providing installation and sales services for HOCHIKI products since 2006-2007.
The business and collaboration between IES One Service Co., Ltd. and Choluson, specifically IPECS (under the slogan "Your Communications Solution"), began in 2010. Currently, after the rebranding from LG-Nortel to Ericsson-LG and the full launch of the iPECS brand in 2012-2013, IES One Service has become a partner as a distributor and system integrator, focusing on PBX (Private Branch Exchange) and Unified Communications systems in Thailand.
IES One Service Company Limited (IES One Service Co., Ltd. and UniFi (by Ubiquiti Inc).are related as IES One Service is a network design and installation service provider using UniFi products as one of the core solutions for enterprise customers in 2024.

IES One Service Company is a key business partner of Ericsson-LG in Thailand. It is a distributor and installer of telephone systems under the iPECS brand, an Ericsson-LG product, before changing its name to IPECS Company.

IES One Service is a company that provides technical service and maintenance, often collaborating with FORTH as a service partner or undertaking maintenance work on various projects installed or won by FORTH (such as maintenance of smart service kiosks or technology equipment in different areas). This business relationship, in the form of a service partner, became clearly evident from around 2015-2017 onwards.IES One Service typically provides skilled labor and maintenance support for projects where FORTH is contracted or where equipment is installed in various regions.

IES One Service Co., Ltd. has been officially distributing and servicing SIEMENS products and solutions since 2011, aiming to elevate the standards of security systems and intelligent networks in Thailand for over 15 years. This collaboration focuses on delivering world-class innovations, particularly fire alarm systems. IES One Service integrates expertise in installation and after-sales service for fire alarms and building automation systems with German SIEMENS technology to meet the needs of major projects in Bangkok and its surrounding areas, as well as in northern Thailand.

IES One Service Co., Ltd. and its association with LINK (believed to be a well-known brand of networking and cabling products) began officially selling and installing LINK brand products (especially cabling and networking equipment) around 2006-2007.

IES ONE SERVICE CO., LTD. and Yealink originated from expanding the company's business scope from traditional PABX telephone systems to the digital communication era during 2020-2022. IES ONE SERVICE CO., LTD. began marketing and distributing Yealink equipment such as IP phones and video conferencing systems.

IES One Service started its business in 2012, positioning itself as an expert in IT and communications systems in Thailand. Its rapid success stemmed from a partnership with Unify (formerly Siemens Enterprise Communications), a giant in the German telecommunications industry. From 2015 to 2017, the two companies jointly penetrated the market with the OpenScape Business PBX system, transforming Thai organizations into digital IP systems. IES served as the distributor and provided comprehensive installation services. To this day, this collaboration remains strong through adaptation to cloud systems and hybrid working to meet the needs of modern businesses.

IES One Service Co., Ltd. began its collaboration with NEC in 2011, the year the company was registered. Initially, the company focused on importing and distributing PABX (Private Branch Exchange) systems as its primary product, serving the hotel and office sectors. Over 13 years, the company has grown to become a specialist in NEC's communication and security systems.