HMH Holding

HMH Holding, Inc. engages in the provision of engineered, mission-critical equipment solutions, such as drilling equipment, services and systems used in oil and gas drilling operations, both offshore and onshore. The company is headquartered in Houston, Texas and currently employs 2,019 full-time employees. The company went IPO on 2026-04-01. The firm focuses on the design, engineering, manufacturing, supply, integration, installation, and lifecycle support of drilling equipment, drilling systems, and related mechanical, hydraulic, and digital solutions for industrial applications. The company includes product design and engineering, fabrication and assembly, systems integration, project execution, testing, commissioning, maintenance, repair, refurbishment, spare parts supply, technical support, and aftermarket services of installed equipment. The company provides drilling equipment, drilling systems, components, and services for offshore and onshore oil and gas drilling operations, subsea and surface drilling applications, and adjacent markets including mining, construction, and other industrial sectors, supported by manufacturing capabilities, engineering services, project management, and aftermarket technologies.