Our Story

Streamline USA, LLC is a New York City-based General Contractor and Construction Management Company founded by two partners who have known each other for many years and finally decided to work together as a team. Eric Ortense and Liam Treanor, collectively possess over thirty years of diverse construction experience and this enables them to engage in commercial, hospitality, and high-end residential projects.

This team came together with a vision that each member would bring his own unique talents and problem-solving abilities to bear. By combining a passion for construction and the synergy of a partnership, Streamline has continued to grow stronger while remaining agile and dynamic. Streamline is your partner for commercial and residential projects.

The Partners

The Partners


Get in touch

Contact us

  • Main Office: +1 646-307-9001
  • Mobile: +1 917-837-4757
  • [email protected]
  • 336 West 37th Street, Suite 1520, New York, NY 10018
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