Halmar is a preeminent heavy civil construction management firm specializing in a wide variety of infrastructure projects across the following markets:

Highways and Bridges Mass Transit Aviation Energy and Environmental  Industrial, Institutional and Commercial


Halmar provides high quality construction services across a wide range of market sectors, including highways and bridges, mass transit, aviation, energy, environmental and the private sector including industrial, institutional and commercial.  We’ve built a legacy of integrity and performance by consistently delivering complex work on or ahead of schedule and within budget. The Halmar name is synonymous with working cooperatively with clients, putting their needs first and managing their projects as if they were our own.

HALMAR – known for innovation and a culture of working cooperatively with customers to manage their projects to on-time or early completions, within budget. We deliver every project with the highest degree of quality and safety.  Self-performing hundreds of projects worth billions of dollars, we know the value of good communications, diligent planning and a proactive approach to solving problems early. Whether its design-build, P3 or conventional project delivery methods, Halmar’s proven partnering approach delivers success for our clients. That’s the Halmar way of doing business.


Design-build project delivery requires careful planning, proactive communications and a fully integrated construction and design team. Halmar International has the expertise and experience, on over a billion dollars worth of design-build work, to maximize the opportunities for innovation and cost savings, successfully delivering the most demanding design-build projects on or ahead of schedule. We know what it takes to deliver design-build success.


The Gavio Group is a vertically integrated global developer, providing all aspects of the design-build-finance-operate-maintain (DBFOM) lifecycle for large-complex transportation P3 projects with 10,000 worldwide.  The Group has $25B in assets under management and is the 4th largest toll road concessionaire in the world; with 21 concessions and 2,700 road miles overall.  Among its differentiators, are its integrated traffic management system, Advanced Tolling, and Smart Road Technology with Sinelec and value-engineering through Sina.

Its civil construction companies, Itinera (Italian-based) and Halmar International (New York-based) have a strong understanding of the complexities and risks that come with building roads, large-span bridges, tunnels, and airports in urban-condensed areas.  For the last 55-years, Halmar has been counted among the top heavy civil construction companies in New York State, with zero claims and a reputation for successful ATCs in congested urban environments.   Halmar is currently delivering the $2B LIRR Third Track, the Kew Gardens Interchange, and Enhanced Stations Design Build projects in the New York area, as well as the WMATA Potomac Yard Metrorail Station Design Build in Washington DC.

In 2017 Gavio Group bought 50% of Halmar International’s balance sheet positioning to pursue large scale transportation P3s in North America. In July, the Group strengthened its financial position by penning a deal with the Ardian Fund, a fund of funds with $72B AUM worldwide to strengthen the groups equity position as global player in the infrastructure sector.




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