A Marketing Consultancy specialising in marketing planning, marketing reviews, outsourced marketing, campaign management and marketing consultancy in London, Kent and the UK. Helen Cox Marketing has a specialist niche is working with B2B businesses and professional service firms such as law, solicitors, accountancy and consultancy firms but can also work across a variety of different industries too. There’s one core issue that our clients have and that is they struggle to find the time and resources to manage their marketing.