O & J Design, Inc.  
   Multi-disciplinary design firm that offers strategic creative solutions to a diversified groups of clients.
   http://www.oandjdesign.com/

One Sheet Design  
   Movie poster design specialist offering an insider's look into this niche business.
   http://www.onesheetdesign.com/

Optimum Design and Consulting  
   New York City firm providing graphic design, prepress and production, website design.
   http://www.optimumdc.com/

Orange Man Creative  
   Digital video, photography, multimedia art.
   http://www.orangemancreative.com/

Otherwise Incorporated  
   Chicago-based strategic design agency specializing in visual communications, corporate identity, brand study/strategy, brochures, website design and wholesale packaging.
   http://www.otherwiseinc.com/

Out of the Blue Design  
   Specializes in information design, with services ranging from classical, print-based, graphic design to cutting-edge, electronic, 2D and 3D visualizations.
   http://www.outoftheblue.com/

OAS Design Studio  
   Print, web graphics and photography.
   http://members.tripod.com/~FrzzeFrame/GR/Graphics.html

Otherworld Productions  
   Book and CD design, illustration, and photography.
   http://www.1otherworld.com/

OzStudio International  
   Australian based firm offering print and web design, signage, photography, CD-ROMs, and multimedia design.
   http://www.ozstudiolive.com

OEM Marketing Group  
   Design, copywriting and production of technical documentation, sales and marketing collateral, and customer training and support materials.
   http://www.oemmarketing.com/

The Olandt Design Group  
   Exhibit and trade show booth design, trade show exhibitions, awards design, graphic design, environmental design, 3-D design, cad renderings.
   http://www.olandtdesigngroup.com/

Old Stone Graphics, Inc.  
   A full service pre-press, design, and printing shop -- also offers lenticular design and printing.
   http://www.oldstonegraphics.com/

Orckid Design and Marketing Ltd.  
   UK design and marketing agency, delivering creative solutions for a variety of famous brands and blue chip clients since 1989.
   http://www.orckid.com/

Oz 2 Design Group  
   Advertising, design, graphics and new product launch.
   http://oz2design.com/

Ozone Graphics Limited  
   New Zealand based company offering graphic layout,image manipulation, print management, copy editing and writing.
   http://www.ozone.co.nz/

Oppermann McAndrews Design Group  
   San Francisco graphic design firm providing print graphic, industrial, environmental, and point of purchase design services. Online client lists and images of example work.
   http://www.omcdesigngroup.com/

On-Target Graphics  
   Small Santa Barbara, California design firm offering advertising, logos, corporate identity collateral, and photography. Site has client list and example work.
   http://www.on-targetgraphics.com/

Oliver Conte Design  
   Centreville, Virginia specialists in corporate identity, website design, custom logo merchandise and printing services. Online client list and graphic portfolio in PDF format, plus free font downloads. [Requires Flash]
   http://www.ocdesign.com/

O'Connor Design and Advertising  
   Print and web design company offering corporate literature, recruitment advertising, and web sites. York, UK. Online portfolio and newsletter describing latest projects. [Requires Flash]
   http://www.oconnordesign.co.uk/

OneWay Advertising and Design  
   Advertising agency offering design and printing, media planning and placement, and radio and TV production. Online client and staff list and portfolio.
   http://www.onewayadv.com/

O'Brien & Neville, Inc.  
   Provides branding solutions including corporate identity, corporate collateral and packaging design, web sites, and electronic template creation. Online gallery, partner bios, and client list.
   http://www.oandn.com/

Origin ID  
   Below the line UK agency offering corporate ID, design for print, web development, exhibitions and print management. Online client list and portfolio.
   http://www.originid.net/

Olver Dunlop Associates  
   Design practice specializing in identity, marketing materials, annual reports, and corporate collateral. Online portfolio and staff list.
   http://www.olverdunlop.com/

OrangeYouGlad Design  
   Design studio located in Brooklyn, NY specializes in web design and development, print and logo design. Includes portfolio and contact information.
   http://www.orangeyouglad.com/

Orange Box Design  
   New York City design firm offering corporate identity and branding, editorial design, promotional materials, and illustrations. Portfolio and company contact information.
   http://www.orangeboxdesign.com/

Open Skye Design  
   Design company located in Winchester, Massachusetts that offers branding and visual identity, print and package design, and advertising and copywriting including radio and television. Portfolio and customer testimonials.
   http://www.openskye.com/

Oberlander Design  
   Creative design firm in New York specializing in print and digital communications including web and print collateral design, brand identity and advertising with experience in the educational and nonprofit markets. Client list, portfolio, and services des
   http://www.oberlanderdesign.com/

Octagon Creative Graphics  
   Provides 3D photorealistic visualisation and illustration services, including still images for print and animations for multimedia presentations. Work samples, company contact information, and list of file formats supported.
   http://www.octagongraphics.co.uk/

OHO  
   Creative service company developing web sites and print marketing materials, annual reports and brochures. Work portfolio, map to Cambridge, Massaschusetts office, and hints on copywriting for the web.
   http://www.ohocreative.com/

Otherwisz  
   Design for business cards, flyers, brochures, and logos, plus web site design from Buffalo, New York. Portfolio and company history.
   http://www.otherwisz.com/

O Group, Inc.  
   Marketing communications firm providing branding, advertising, web site development, promotions and public relations. Portfolio, company news, and contact information.
   http://www.odesign.com/

Omdesign  
   Delft, Netherlands based web, user interface, photography, and print design.
   http://www.omdesign.nl/

Osmotic Design  
   Small Detroit, Michigan company for Internet web design, audio and video production, logos, and photography. Portfolio and quotation request form.
   http://osmoticdesign.com/

Optima Graphic Design Consultants Ltd  
   Lincoln UK based company offering corporate marketing, corporate identity, annual reports, propectuses, direct mail, exhibition displays, signage and liveries. Portfolio and client list.
   http://www.optimadesign.co.uk/

Orner & Warren Studio  
   Corporate communications and marketing company.
   http://www.owstudio.com

Of Course  
   Provides corporate communication for print, advertising and multi-media platforms. Includes portfolio and contact information. In English and Italian. [Requires Flash]
   http://www.ofcourseusa.com/

Ophis  
   A communications design agency for concept, form, image and copy. Clients, work samples amd contact information.
   http://www.ophis.nl/files/EN/welkom.php

Orlando Design  
   Specializes in graphic design, digital productions, visual communication design, web graphic design, software interface and GUI design and print design.
   http://www.orlandodesign.ca/

OOMM Studios  
   A graphic art studio based in Holly, Michigan. Specializing in illustration, design, interactive media, site design and more. Includes portfolio.
   http://www.oommstudios.com

Orange Couch Design House  
   Specializes in graphic and web design, maintenance, hosting, photography, and motion graphics. Includes client list and work samples.
   http://www.orange-couch.com/

Oasis Grafx  
   Provides logo and print and website design, PowerPoint templates and slide presentations. Includes portfolio and contact form
   http://www.oasisgrafx.com/

Ogle Design Studios  
   Portfolio and client list of Playa del Ray, California designer of direct mail pieces, logos, packaging, and web sites.
   http://www.ogledesign.net/