4D Inc.

4D Inc is a US-based subsidiary of 4D SAS and publisher of 4D. It was established in 1984 and initially led by Guy Kawasaki.^{[citation needed]} 4D is the developer and publisher of 4D (or 4th Dimension). 4D was founded in 1984 when development began for Silver Surfer (early code-name for 4D) and had its initial product release in 1987^[1][2][3] with its own programming language.^[4]

4D Inc

Formerly	ACI US
Company type	Private
Founded	1984; 41 years ago (1984) in Cupertino, California, United States
Founder	Laurent Ribardière
Headquarters	95 South Market Street Suite 240, San Jose, CA , USA
Areas served	USA & English-speaking Canada
Products	4D
Services	Software, Support, Professional Services
Website	us.4d.com

After 16 years of operating as ACIUS from 1984 to 2000, the name was officially changed to 4D Inc.^[5]

4D is also the original developer of Wakanda.^[6][7]