Cogent Dynamics provides specialised publishing, marketing, web-based consultancy and database solutions to clients worldwide.

Based in London and Hong Kong, Cogent Dynamics undertakes projects as diverse as management consultancy, marketing and design (both classic and digital), web development and project management of client requirements.

Cogent Dynamics (formerly Gardiner Consulting) is owned by Stephen Gardiner, who has over 30 years experience in all aspects of publishing, marketing, e-CRM and digital development, in both multinational companies and private enterprise.

In his career he has held the positions of Marketing Director at The Economist in London and has been a Vice President at Time Inc based in Hong Kong. Consultancy clients have ranged from international news, financial and consumer publications to oil companies, investment banks and media agencies.

Latest News:
Simplified Chinese version of Simpson Marine website launched.

Just some of the clients Cogent has worked with:

Simpson Marine

Simpson Marine

A joint venture web site development between Semantic Ltd and Cogent Dynamics.

Simpson Marine, headquartered in Hong Kong, have been Asiaís leading yacht dealership and brokerage for almost 30 years. Simpson also supply superyachts, custom yacht construction, full yacht servicing and charter from ten offices across the Asia-Pacific region. They represent leading yacht brands such as Azimut, Beneteau power & sail, CNB, Lagoon, Nautorís Swan and Sea Ray.

Semantic and Cogent Dynamics have previous experience of close collaboration in developing web solutions for clients. We bring together a unique blend of web design and technical excellence, marketing expertise and project management that deliver results.

We continue to be involved in the ongoing development of the site as well as full-service content management.

International Theatre & Management Ltd


IT&M produces musicals for professional theatre, amateur dramatic societies and schools. Cogent provides the creative and logistics for an ongoing series of
e-marketing campaigns for IT&M's expanding list of productions (see our Digital Portfolio).

Rhinegold Publishing

Rhinegold Publishing

Rhinegold is a respected UK-based publisher of music magazines, educational study guides and directories. A two-year project with Rhinegold covered a wide spectrum of activities including marketing strategy and planning, rejuvination of newsstand sales, outsourcing reviews, project management of Rhinegold's new website as well as management consultancy projects. Cogent also physically handled all content management for the website and numerous e-marketing campaigns (see our Digital Portfolio).


Cogent conducted training seminars and publishing consultancy for Newsweek Asia-Pacific based in Hong Kong.

Asian Integrated Media

Cogent created a website for Asian Integrated Media. A media agency with a long-standing history in Asia, AIM includes sales representation for all Cathay Pacific and DragonAir's inflight media in its portfolio of clients.

Burda Asia Holdings

Burda Asia Holdings is part of the German Burda Publishing Group. Cogent provided on their behalf publishing and marketing consultancy to Design House Inc, in which they own a substantial shareholding. Design House Inc, based in Seoul, is a leading Korean language publisher of lifestyle and design magazines including Home Living & Style, Design Monthly and Dove.

Energizer Asia-Pacific

Cogent created the first product website for the Lighting Products Division of Energizer Asia Pacific. Also provided an "extranet" facility for the distribution of technical specifications and materials to regional offices and agents. Cogent Dynamics also produced for Energizer an offline database capable of tracking the development of a wide range of lighting products.


Gardiner Consulting created for the Asia-Pacific and Europe-Africa-Middle East editions of BusinessWeek. BWFastTrack is a unique, web-based, online customer relations management solution that allows subscribers to directly manage many aspects of their subscription to the magazine. BWFastTrack also provided the platform for an ongoing electronic renewals program and a number of on-line order facilities related to specific marketing initiatives.

The Standard

Another implementation of our "FastTrack" e-CRM software solution. This time for The Standard one of Hong Kong's leading English language dailies. Provides a full customer service package for subscribers to the paper and a platform for online marketing initiatives.


One of the most satisfying elements of our work is finding effective solutions to client challenges. Rising direct marketing costs and declining response rates have led us to develop highly cost and response effective e-marketing initiatives to revitalise clients programs. Below are just a few web versions of email campaigns created and sent by Cogent Dynamics. Click on the thumbs to view.

Latest Digital Projects        

Some recent examples of e-marketing initiatives for Simpson Marine following the development of their website. More than 30 million US dollars worth of yachts in these three emails. Open rates exceeded industry averages by some 65%.



The Arts

The Adventures of Mr Toad

The Adventures of Mr Toad


Through the Looking Glass


A Christmas Carol

Peter Pan
Over 125 productions licensed in
2011-12 including 40 in the USA and Canada


Peter Pan the Musical

Peter Pan the Musical


Choir and Organ Calendar

Choir & Organ Calendar

Dictionary of Music in Sound

Dictionary of Music in Sound

Rhinegold Launch

Rhinegold website launch



We are fortunate to inhabit two of the most vibrant cities on the planet. A few shots of our home towns below... and yes, we handle client photography too!

Just click thumbnails to enlarge - pictures will open in a new window

  Victoria Dock, London   Canary Wharf
Victoria Harbour, Hong Kong   Victoria Harbour, Hong Kong   Two IFC, Hong Kong

To find out how Cogent Dynamics can assist you in achieving a wide variety of your business and corporate goals please contact Stephen Gardiner as follows:

London: Telephone +44 (0)20 8464 7766

Hong Kong: Telephone +852 8198 1201