グルンド興機 Company Profile

Expert in small-diameter construction works!

Our company has consistently focused on small-diameter propulsion and has developed its business to address various troubles that may arise underground. We have been advancing the technical skills of our operators and expanding our range of equipment. Additionally, all maintenance of our machinery is conducted in-house, enhancing safety. By utilizing our flagship model, the Rockman Ace, we have successfully completed numerous projects in sites that other companies in the same industry were concerned about, bringing joy to many customers.