Andrej Dethlefsen

Mediamerge Ltd

I founded Mediamerge Limited with the mission to help companies harness the power of creative design and video, leveraging the latest marketing techniques and technologies to make a significant impact.

At Mediamerge, we specialise in creating media-rich advertising and training materials. Our services include developing websites, promotional videos, and sales funnels, as well as providing strategic consultancy, advice, and training.

With our extensive experience, we have created and sold resources to nearly 5,000 schools and educational institutions in the UK and internationally, including OFSTED and the Independent Schools Inspectorate. This experience has equipped us with unique insights into educational and corporate sectors, allowing us to tailor our solutions to meet specific needs effectively.

Our clients benefit from increased exposure and clarified marketing goals through our powerful content marketing solutions. By creating engaging websites and promotional videos, we help clients captivate their target audience. Our strategic consultancy and training services empower them to implement effective marketing strategies, ultimately driving growth and success in their respective markets.

Director

Contentify

As a Senior Marketing Manager and Creative Ad Producer, I have led the development and production of various ad campaigns across multiple channels. Here are a few examples of my campaigns:

Multi-channel campaign for a new product launch of SAAS software for the largest independent creator of Industrial software, IAMTech: 

Having agreed a product focus with the company CEO, I budgeted, planned and executed a multi-channel campaign and launched a sub brand, IAMTech Americas. This included product videos for organic SEO , on the website, for Google video ads. 

The campaign also involved the creation of lead magnets, where we got industry experts to write white-paper, customer case study videos, which were utilised email campaigns in. The videos showcased the product's features and benefits, while the videos focused on customer testimonials. The Linkedin Campaign was carefully targeted by industry, job titles, region and seniority.  The campaign resulted in a significant increase in sales and brand awareness.

Additionally, I led website optimisation analysis, using tools like mouseflow to analyze the customer journey and implement changes to increase website enquiries by 127%. Changes included, adding videos, adding forms to the top fold of pages, and removing the ‘so whats?’ From the website copy. information on pages, adding an oil and gas multinational £5m contract.

Mediamerge - Classroom Observation: I spearheaded the development of a A series of educational resources. I ran marketing campaigns using radio ads, email advertising, fax, google ads and many more resulting in sales to over 3000 schools, the department of education, and even ofsted, the governing body . I developed a youtube channel that has over 2m views that drives traffic to the site and sales. Implemented chat facility and free trials. Sourced printed publications, doing full spread national advertising. Also have spoken on various radion stations about the project.

Marketing Content Specialist

Subterra Limited

🔹 Chief Marketing Officer at Subterra Limited 🔹

🌱 Pioneering Modern Living Spaces Below Your Feet 🌱

At Subterra Limited, we are radically redefining the concept of home. As the CMO and a foundational member of our startup team, I’ve been pivotal in bringing our vision of innovative and sustainable living spaces to life.

From conceptualizing the name 'Subterra Limited' to crafting our distinctive brand identity, designing our engaging website, and setting up all our vibrant social media channels—my role is comprehensive and hands-on.

💼 We operate on a lean business model, understanding the unique challenges and incredible agility of a startup. Our mission? To bring the groundbreaking and customizable Garden Secret 4you® modular cellar pods into households globally.

These aren't just basements; these are beautifully designed, ecologically friendly extensions of your living space—crafted to perfect leisure or workspace standards without encroaching on a single square foot of your garden.

Key Responsibilities:

🎯 Creating and executing a robust, data-driven global marketing strategy
🤝 Building and nurturing brand-aligned partnerships
💡 Leading a creative, nimble team to produce high-impact marketing campaigns
🌍 Spearheading our brand’s expansion into new markets
📊 Analyzing market trends and consumer behavior to consistently refine our approach
🌱 Ensuring our commitment to ecological sustainability shines through in all we do
🚀 Orchestrating our brand from the ground up: name, identity, website, and social channels
💬 As a passionate advocate for the transformative power of space, I am deeply invested in our vision. We’re not just selling a product; we’re championing a new, sustainable, and exquisite way of living.

🔗 I'm always eager to connect with like-minded professionals. Reach out to explore collaboration opportunities or to learn more about how Subterra Limited is innovating the future of home living.

Chief Marketing Officer

Aluminati Network Group 

Marketing and communications consultant

andrej.co.uk

An experienced marketing consultant with teaching experience. Keen to make brands connect with their target audience. Excited by technology.

Marketing Specialist

Industrial Asset Management Technology (IAMTech) Limited

As a Marketing Consultant at IAMTech, I harnessed my skills and expertise in various facets of digital marketing and content creation to drive the brand's visibility, client engagement, and lead generation efforts.

Key responsibilities and achievements included:

Content Creation: Produced engaging product and case study videos, blogs, press releases, and LinkedIn newsletters, which significantly increased our online presence and subscriber base.

Campaign Management: Strategised and executed comprehensive email and LinkedIn campaigns, ensuring consistent brand messaging and maximising reach to our target demographics.

Social Media Management: Directed our social media channels, developing a robust content strategy and consistently generating high-quality posts, leading to improved audience engagement and growth.

Lead Generation: Crafted compelling lead magnets and designed associated landing pages, which boosted lead generation and conversion rates.

SEO Optimisation: Leveraged analytics, split testing, and competitor analysis to optimise content for SEO, resulting in increased website traffic and better search engine rankings.

Website Management: Utilised analytics to redesign the company website, enhancing its usability and significantly improving conversion rates.

Brand Expansion: Spearheaded the launch of the sub-brand IAMTech America, expanding the company's reach into a new geographical market.

LinkedIn Outreach: Executed targeted LinkedIn outreach campaigns, fostering valuable connections and opening new business opportunities.

My tenure at IAMTech has been marked by a data-driven approach, creativity, strategic thinking, and a commitment to creating meaningful connections with our audience, driving both brand awareness and business growth.

Margeting Consultant

Vanex

If you have an anaerobic digestion plant Vanex will significantly improve the speed and efficiency of digestion.

It is carefully combined group of bacteria that works together to completely digest organic matter, eliminate odour, prevent the creation of toxic gases, and increase productivity. It is so effective that we offer a minimum 200% return on investment guarantee.

Vanex is the UK subsidiary of EspaZyme, a company formed in 1997 in Valencia, Spain by founder Dr Jose Garcia-Gonzalez, who spent a decade researching and developing this product. I am taking the brand and benefits to a UK audience.

My role involves:

•	Creation of UK branding and website
•	Website optimisation
•	Copywriting for web and email campaigns
•	Researching leads and opportunities
•	Networking
•	Building of contacts database
•	Social media engagement strategy

I plan to help expand the opportunities for the branding using the skills I have developed in my other roles.

Marketing Director

Families Learning Together

Families Learning Together is an online resource that provides video explanations and demonstrations of each number skill in maths for primary school children.

Families Learning Together helps parents and children in years 1 to 6 explore maths by playing games and talking together. Children develop their understanding and skills quickly because the activities are enjoyable and they get regular practice.

Co-Director

Cambridge Arts and Sciences

I taught A Level Media Studies at this independent sixth form college.

My responsibilities were:
1) Teaching theory and practical aspects of the course
2) Preparing students for exams and giving support and advice
3) Setting mock exams and marking papers

Media production tutor

3D Video Productions

My role in this company was that of cameraman and video editor as well as helping with the day to day running of the business.

Major projects included creating the launch materials for LearnDirect, training videos for British Sugar, and editing of video clips for the BBC's BiteSize learning programs.

Cameraman / editor

Content Marketing Expert Specializing in AI & Marketing strategy. Embracing Innovation with Excitement and a Touch of Awe. Neurodivergent with Hyper Focus on Results Driven Strategies. Let’s Talk.

Helping Businesses Grow with Smart Marketing, AI, and Video
As the Director of Mediamerge, I bring 20+ years of marketing experience and a passion for leveraging AI, video, and strategic content to help businesses stand out, grow, and engage their audiences effectively.

🔹 What I Do:
✅ Marketing Strategy & Brand Identity – Crafting data-driven strategies that make brands memorable
✅ Video & Content Marketing – Creating high-impact content that boosts engagement and conversions
✅ AI & Web Solutions – Early AI adopter, integrating AI-driven marketing and smart web design for better results
✅ Training & Workshops – Equipping teams with the tools and knowledge to thrive in digital marketing, AI, and content creation

With a background in teaching, I bring a unique educational approach to marketing - turning complex ideas into clear, actionable strategies. My work has helped businesses and educators build authority, scale their impact, and future-proof their marketing.

🎯 Need a smarter approach to marketing? Let’s connect.

📍 Explore my work:
🌍 Mediamerge.co.uk
📁 Portfolio.andrej.co.uk

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