Droy Advertising
- A creative advertising agency and design firm specializing in business to business marketing communications.
- http://www.droyadvertising.com

DiReggio Advertising
- A full-service firm with experience in marketing, advertising and communications to consumers and businesses in multiple industries including real estate, financial, entertainment and technology.
- http://www.direggio.com/

Dentsu Inc.
- Japanese advertising agency. Site provides corporate profile, service area, news releases and other company information.
- http://www.dentsu.com

Designcom, Inc.
- Full service advertising firm specializing in web and new media development.
- http://www.designcom.com/

Don Schaaf & Friends, Inc.
- Washington, DC based print and multi-media design firm specializing in corporate branding and marketing; includes details on services, portfolio, and press releases.
- http://www.dsfriends.com/

DDB Worldwide Communications Group inc
- Highly ranked, worldwide advertising agency. Includes company information and philosophy, clients and global contact information.
- http://www.ddb.com/

Display Boys
- Design and manufacturer of custom visual merchandising, pop, tradeshow exhibits, retail environments, signs, slatwall fixtures, print collateral, packaging- we're a full service retail marketing phenomenon!
- http://www.displayboys.com

Delia Associates
- A full service advertising firm.
- http://www.delianet.com/

D and R Advertising
- Full service New Jersey based agency offering marketing, creative, production, and media placement for consumer, retail, healthcare, travel, and business-to-business companies.
- http://www.d-radvertising.com/

Diggins Advertising Group
- Advertising and graphics design firm based in Williamsport, Pennsylvania.
- http://www.diggins.com/

The Day Group, Inc.
- A full service advertising agency.
- http://www.thedaygroup.com/

Sheppard Day Associates
- Clear design and communication in all media.
- http://www.sheppard-day.com/

DRC Advertising
- Advertising agency with lung power.
- http://www.drcadvertising.com/

Doerr Associates Marketing and Communications
- A full service agency specializing in strategic and creative marketing and communications.
- http://www.doerr-assoc.com/

Dixonary
- A creative, professional, affordable advertising and marketing communications consultant for business, institutions and individuals.
- http://www.dixonary.com/

Christon Davies
- A full service advertising agency based in the midlands, specializing in advertising, graphic design, PR, web design, and multimedia.
- http://www.christondavies.com/

Die Werbemacher
- Advertising agency specialized in the production of printed matters. Offering full service in a close relation partner network. Germany.
- http://www.werbemacher.de/

Donald Advertising
- A Christchurch, New Zealand based, full service advertising agency.
- http://www.da.co.nz

Designski Advertising & Design
- Providing innovative, professional advertising and marketing communications. Australia.
- http://www.designski.com/

Delta-2 Marketing & Communication
- Düsseldorf, Germany. Full service agency with focus on marketing advice and communication concepts for image, product and brand campaigns. Experienced in medical products.
- http://www.delta-2.de/

DavisElen
- 75 year old West Coast advertising agency with impressive list of clientele.
- http://www.daviselen.com/

Devine and Pearson
- Devine & Pearson Communications is a full service integrated marketing communications agency offering advertising, public relations, interactive and design services.
- http://www.devine-pearson.com/

The Dan Rosenthal Co.
- We are an award winning advertising agency located in the Washington, D.C. metropolitan area.
- http://www.danrosenthalco.com/

Davis Communication Consulting Inc.
- Advertise market & communicate technical products & services without sacrificing accuracy. Our agency personnel become students of your business.
- http://www.daviscommunication.com/