Genera, the operating system written for the Symbolics Lisp Machine.  

Jane Street is a technologically intense trading firm. With software playing an essential role in everything, it is as much a technology company as a trading firm.

Genworks International provides General-purpose Declarative Language (GDL), a Generative Application Development system for creating web-centric Knowledge Based Engineering and Business applications.

Genworks also authors The Gendl Project, an open-source Generative Programming and Knowledge Based Engineering framework.

Formed in 1991, the Association of Lisp Users (ALU) provides high-quality information about LISP, organizes the International Lisp Conference and provides administrative support for Lisp-related groups and projects.

XKCD-297's LISP/StarWars mashup 

"Save Lisp and Die" is the unofficial moto of the high-performance lisp compiler: Steel Bank Common Lisp.

The function results in an executable that stands alone in it's performance and attitude. 

Matthias Felleisen's 3D Racket Language logo. Racket goes beyond Lisp and Scheme with dialects that support objects, types, laziness, and more. 

MIT/GNU Scheme, recursion at it's best.

The asian-inspired Clojure icon, designed by Tom Hickey is flat, sleek and modern rendering a central lambda in negative space. 

Conrad Barsky's lisp-art has put smiles on millions of faces while teaching high-level abstract terms. 

Lighting up the dark streets of New York is LispNYC's rendition of the famous New York iconograph. 

David Lamkin's modern design of the cons-cell captures the essence and complexity of one of the greatest atomic units of computing. 

John McCarthy, one of the founding fathers of AI and creator of LISP.