Welcome to CSI - Long Island Chapter

The Long Island Chapter of CSI brings together architects, engineers, contractors, suppliers, vendors, project managers, facility owners, estimators, and contract administrators to elevate regional construction standards. By hosting networking events, technical presentations, and continuing education programs, the chapter bridges critical gaps between design and construction throughout Long Island.

Join Our Community

CSI offers membership categories designed to support you at every stage of your career:

  • Professional: For active industry practitioners in design, contracting, product manufacturing, and project management
  • Emerging Professionals: Tailored for individuals entering the industry or within their first few years of practice.
  • Retired & Emeritus: Honoring experienced professionals who continue to contribute their knowledge and leadership to our community.

Connect, learn, and grow with Long Island's premier construction specifications network. 

Upcoming Events

Nov 18

Designing for the Future: Mineral Wool and Sustainable Building Performance

This course explores the material science behind mineral wool and examines its role in thermal control, fire resistance, vapor permeability, acoustic performance, and long-term sustainability. Participants will gain ...

View Details ►

Dec 16

CSI Holiday Party

Tis the season to Connect & Celebrate!

View Details ►

Our Mission

CSI (Construction Specifications Institute) connects over 8,000 architecture, engineering, and construction professionals to standardize specifications, improve communication, and raise building performance standards.

  • Standardized Formats: Creates key industry tools like MasterFormat®, UniFormat®, and OmniClass®.

  • Professional Education: Offers industry certifications including CDT®, CCS®, CCCA®, and CCPR™.

  • Cross-Industry Collaboration: Unites architects, specifiers, contractors, product reps, and owners across local chapters.

  • Better Project Outcomes: Streamlines project delivery to reduce construction risk, minimize errors, and improve facility performance.

Get Involved