“Story of the Brave Who Walk Beyond Fear — The Workforce Metthier Chooses to Never Overlook”
When the Voice of Labor Rises Above Ground: Metthier Co., Ltd. proudly presents an inspiring story in honor of National Labor Day, May 1st—a tribute to those whose work is often unseen but deeply essential. This is the story of Sombat Muangauming, a rope access window cleaner who combines his bare hands, heart, and advanced technology to keep our cities clean and safe in every dimension.
While many walk past towering buildings in the heart of the city without noticing the sparkling glass reflecting the sky above, someone is still ‘hanging’ high in the air—committed to his duty with a heart full of service and a focus on safety. Despite being one of the riskiest and least talked-about professions, rope access window cleaners play a vital role in maintaining the cleanliness, beauty, and safety of high-rise buildings—especially in a rapidly growing urban landscape. One of Metthier employees, Sombat Muangauming, shared his firsthand experience in a job many refer to as “work at risk.” But to him, it is a “work of faith”—a role he performs with love, expertise, and immense pride.
In bringing this story to light, Metthier hopes to amplify the voices of silent workers—those in professions rarely acknowledged by society—and turn their stories into ones that deserve to be remembered.
“40 Floors and a Single Rope” – A Challenging Job, but a Steady Heart
Mr. Sombat Muangauming is a professional rope access technician at Metthier, who has undergone rigorous Rope Access training, holds an internationally recognized certification, and participates in annual emergency simulation drills to ensure both physical and mental readiness for every second suspended in the air. He shared that cleaning high-rise building windows while suspended by a rope is “not a job just anyone can do.” It demands not only courage and a strong, healthy body but also strict discipline in daily equipment checks—everything from ropes and helmets to weather condition assessments. “Every time we descend, we know we’re responsible for our own lives and the safety of others. There’s no room for carelessness. We inspect every piece of equipment, review the work plan, and maintain constant communication with the team. We know every second counts—but we also know exactly why we do this: so that our clients can enjoy the city skyline through crystal-clear glass. That’s our job. That’s our joy.”
Metthier and a New Standard for Labor at New Heights — In Safety and Quality of Life
Rappelling down from tall buildings is not just about courage or thrill; it’s a job that demands a high level of responsibility. At Metthier, safety is the number one priority. Mr. Sombat explains that before any work begins each day, every single piece of equipment—harnesses, helmets, gloves, and every rope—is thoroughly inspected. The company enforces strict guidelines on the lifespan of each item. Once an item reaches its usage limit, it is replaced immediately—no compromises on safety.
In addition to using standardized equipment, Metthier ensures that every high-rise operation is supervised by experts, with dedicated safety officers present at both supervisory and professional levels. This constant oversight gives the team confidence and peace of mind. “This is what reassures my family,” said Mr. Sombat with confidence. “Even though they know the risks involved in what I do, they also know I’m in good hands.”
“Here, I’m Not Just Seen as a Worker — I’m Treated Like Family”
“With over 13 years of experience working here, I truly feel that Metthier doesn’t just see me as a worker, but takes care of me like family,” said Mr. Sombat. “The work environment and colleagues are amazing. Supervisors are approachable and willing to listen. That’s why I want to stay with the company for a long time.” At Metthier, safety isn’t just about meeting standards—it’s a strict commitment. All equipment must meet certified safety criteria, and every item is closely monitored for usage hours. Once an item reaches its limit, it is immediately replaced—no exceptions. Beyond safety, Metthier lives by the principle of ‘caring for employees with heart.’ The company offers comprehensive welfare benefits, including life insurance, medical and dental coverage, annual health checkups, paid vacation, low-interest loans, dividends, and savings interest, a provident fund, educational scholarships for employees’ children, and emergency disaster relief funds. Metthier believes that every employee is a key driving force behind the company’s success.
The Next Step for Labor at Great Heights
When asked about the future and his advice for young people interested in this career, Mr. Sombat responded sincerely: “If you have a passion for service, aren’t afraid of heights, and are open to continuous learning, this is a very rewarding and stable career. But you must also accept the high level of responsibility it comes with—because even the smallest mistake can have big consequences. It’s a job that truly requires expertise. Not just anyone can do it.”
Sombat Muangauming, a professional rope access technician at Metthier
Sombat Muangauming, a professional rope access technician at Metthier
Labor in a Changing World — With the Same Unwavering Heart
Amid the technological shift in the era of Smart Facility Management—driven by Metthier through innovations like the MIOC (Metthier Intelligent Operation Center) and the METTRIQ platform, which incorporates AI, robotics, and digital twin technology to enhance building management—employees like Mr. Sombat remain essential gears in the system. Because no matter how advanced the tools become, technology can never replace the heart of labor. During this Labor Month, Metthier firmly believes that workers behind high-rise glass walls—or suspended in midair—deserve recognition just as much as those in office chairs. After all, it’s not just desk workers who drive a nation forward—those who work above ground also play a vital role in keeping our cities beautiful and safe. The story of Sombat Muangauming represents the spirit of Thai labor: filled with dedication, skill, and an unshakable heart—steadfast even in the face of strong winds and harsh sunlight. Metthier is proud to stand beside Thai workers in every profession.
Metthier Co., Ltd. is a leading provider of Smart Facility Management services, integrating advanced technologies to enhance building operations. Through innovations such as AI CCTV, Smart Incident Management, Digital Twin, 3D Visualization, Indoor Mapping, AIoT, and Robotics, Metthier boosts the efficiency of both personnel and systems within properties. All operations are managed through the Metthier Intelligent Operation Center (MIOC) and the platform “METTRIQ” (Metthier Reformative IQ).
METTRIQ is Thailand’s first all-in-one smart facility management platform, integrating 12 technological systems into a single interface. It offers a modern, open-access solution for property management tailored for both small-scale and large-scale operators, particularly those focused on ESG goals—delivering maximum efficiency and long-term sustainability.
Currently, Metthier manages properties across seven sectors: residential, healthcare, education, retail, office buildings, government agencies, and industrial, making it the first in Thailand to offer the next-level of smart facility technology under the umbrella of Sky Group.
📌 Interested in high-rise window cleaning services? Contact us today for a free consultation! ✨
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