GSC International
403 Ginsberg Circle
Macks Creek, MO 65786 
Phone: 573-363-5455 - Fax:573-363-5723

     GSC International has been assisting educators for more than thirty years.  Never loosing sight of their primary function, which is to provide essential, reliable teaching tools.  Many of the aids are designed to simplify a basic concept, through visual. hands on demonstrations, enabling students to grasp the subject.
     By working hand in hand with teachers GSC'c R&D team has designed several products, which are available exclusively through its company, to assist educators to teach otherwise complicated curriculum.  GSC is committed to providing superior service, which is why a team of qualified professionals work to develop, revise and expand extensive instruction manuals.
     GSC was established through the arduous efforts of Frank Ginsberg, the owner and president.  The company was formerly known as Ginsberg Scientific and Ginsberg Glass.  Mr. Ginsberg was born in Poland and educated in Germany as a glass blower.  In the early 1940's he relocated to the United States where he was employed as a scientific glassblower for the University of Chicago.  In 1960 Mr. Ginsberg established his first company called Astro Glass in Chicago.  In the early 1970's he relocated to Green Bay Wisconsin and established Ginsberg Glass.  In 1981 he moved the company and his family to Macks Creek, Missouri were the company presently operates.

Company Profile:
Founder: Frank Ginsberg
Location:  Macks Creek, Missouri
Employees: 35 to 40
Product Specialties:  Hands on teaching tools for teaching chemistry, physics and earth sciences.