Halmar International

Halmar International is a construction company in Nanuet, New York, specializing in large-scale, complex infrastructure projects including highways, bridges, rail and mass transit systems, aviation facilities, and underground civil and environmental works. The company serves public and private clients across the United States, delivering critical transportation and urban development projects with a focus on innovation, safety, and quality. With over six decades of experience since its founding in 1962, Halmar has built a reputation for executing projects in congested urban environments, often pioneering new methods in design and construction. The company is recognized for its award-winning partnering approach, which enables accelerated project delivery and cost efficiency. It maintains a strong presence in the Northeast, with notable work on the Second Avenue Subway Phase 2 and the redevelopment of New York Penn Station. Halmar holds a 3.80 rating based on customer feedback, reflecting consistent performance and client trust.

Halmar International became the construction arm of ASTM Group in 2017, a global leader in infrastructure development with operations in 15 countries and a network of approximately 3,800 miles of managed motorways. This partnership expanded Halmar’s capabilities to include full-service delivery of Public-Private-Partnership (P3) projects, covering engineering, procurement, construction, finance, operation, and maintenance. The company emphasizes a culture rooted in trust, collaboration, and inclusion, where employees at all levels, from executives to site foremen, are empowered to contribute to transformative projects. Halmar’s in-house engineering teams, robust project controls, and proven risk management systems support its ability to deliver high-quality infrastructure that sets industry standards.

Halmar International is located on NY-59 in Nanuet, New York. The business sits along a major regional highway, serving as a key access point for construction crews and project logistics. Its location supports efficient travel to major urban centers and infrastructure hubs across the Northeast.

The company is known for its strong reputation in executing complex, high-impact infrastructure projects, supported by a well-optimized website and consistently documented online presence. These attributes reflect Halmar’s professional standards and commitment to transparency, making it a trusted partner for large-scale public works. As a leader in the region’s construction sector, Halmar continues to shape the future of transportation and urban development in New York and beyond.