Little Brown Dog Media and Merchandise
- Offers design, programming and consultation services in all aspects of PC and consumer technology.
- http://littlebrowndogmandm.com/

LSmile design studio
- Provides web design, logo design, wedding video, DVD/VCD authoring, and printing/publishing design.
- http://www.lsmile.com/

LiquidCanvas
- Provides web design, programming, 2D/3D design, graphic design, CD authoring, and digital photography. Based in Chambersburg, Pennsylvania, United States.
- http://www.liquidcanvas.com/

Lendac
- Specialise in software development and operations for television programmes, CD/DVD authoring, video production, electronic signage, 3D modelling, graphic design, web streaming, broadcast and multimedia software and hardware solutions.
- http://www.lendac.ie/

Lakefront Media
- Offers web design, hosting, e-commerce, Flash, database development, CD authoring and duplication. Located in Ramsey, New Jersey, United States.
- http://www.lakefrontmedia.com/

LeagueofDesign
- Offers web design, identity design, and multimedia production, including presentations and custom application development. Located in Dallas, Texas, United States.
- http://www.leagueofdesign.com/

Lucid Reverie Creative Design
- Offers web design, graphic design, 3D animation, video production, and software development. Located in Juneau, Alaska, United States.
- http://www.lrcd.com/

LeftDoor Productions
- Specializes in web design, multimedia design, and video production. Located in Dallas, Texas, United States.
- http://pages.sbcglobal.net/leftdoor/

LuxorMedia
- CD authoring, web design, 2D/3D animation, presentations, and on-site training. Based in Lexington, Massachusetts, United States.
- http://www.luxormedia.com/

Leighton
- Develop interactive content for web, CD and DVD delivery.
- http://web.leighton.com/

Lighthouse Design Group
- Providing web design, animation, soundtracks and 3D modeling.
- http://www.lighthousedesign.net/

LiveWyre
- Create multimedia products for new product launches, sales and marketing efforts.
- http://www.livewyre.com/

Lumenphon
- Creators of Internet content, video and audio productions for advertising, presentations, kiosks and entertainment.
- http://www.lumenphon.com/

Lazerpro Digital Media Group
- Creates corporate CD-ROM presentations, laptop sales presentations, and interactive kiosk systems.
- http://www.lazerpro.com/

Luminiferous Ether
- Creators of Ether-Point multimedia extensions to PowerPoint.
- http://www.rocketvan.com/ether/