Affiliations

Marvel Contracting

With over 30 years of experience in the commercial construction industry, Marvel's core business encompasses a wide spectrum of services.  OIS has performed numerous projects over a 15-year relationship with Marvel.

Mr. Matthew Li  (917) 217-7652
Ms. Linda Liao (718)-225-2316
https://marvelcontracting.com/
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Gilsanz Murray
Steficek Engineering

GMS Engineering provides all Professional Engineering Services for OIS Products & Projects.
Mr. Ramon Gilsanz (212) 254-0030
https://www.gmsllp.com/
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Crescent Consulting

Crescent provides all M/WBE Consulting & Certification Services to OIS
Mr. Rohan Defreitas (914) 788-9245
https://crescentconsult.com/
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American Wood Design

AWD provides Woodwork Manufacturing & Installations services - including regional Fabrication services (Northeast).
Mr. Michael Gilhool Jr. (484) 380-9500
https://americanwooddesign.com/
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ALBCO TECH

ALBCO provides Architectural Metal & Glass Manufacturing & Installation services - including regional Fabrication services (Northeast).
Mr. Erick Prifti (718) 360-8670
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DLC - Los Angeles

DLC provides all Installation, Logistics & Coordination services for West Coast operations.
Mr. Pat O'Connell (562) 666-7174