Grow faster with London’s 
Brainiest digital marketing agency

Gain the leads and sales you need to grow with The Brains, an award-winning, performance-driven digital marketing agency in London. Our Brains blend data insights with powerful automations and online buying psychology, to make sure your marketing activity delivers unbeatable ROI.

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Grow faster with the most ROI-focused marketing agency in London.

Our clients

Digital marketing agency services

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Online advertising services

We create conversion-driving online advertising campaigns that generate leads, sales and revenue.
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Lead generation marketing services

Our Facebook, email and LinkedIn lead generation services have helped hundreds of businesses to grow faster.
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Website design and development services

We build beautiful, conversion-driving websites, optimised for users and search engines.
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SEO search engine optimisation services

Our resident SEO experts will optimise your website to ensure you rank well in search engines.
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PPC pay-per-click advertising services

Our paid advertising team are experts in PPC strategy and campaign management.
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Social media advertising services

Our Facebook, LinkedIn and Instagram specialists will amplify your online presence.
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Marketing automation services

Our marketing automation services make it easier for you to manage campaigns and data.
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Content marketing services

We create content that drives awareness, increases leads and maximises conversions.
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Conversion Rate Optimisation (CRO)

Our CRO specialists identify ways to improve your website and drive more conversions.

Digital marketing specialisms

Partnerships & Affiliations

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The Brains has also been featured in this list of the Top Facebook Marketing Agencies in London

Top FB Marketing Agencies in London

Client Testimonials

Request a free digital marketing consultation

Fancy some free advice from the most performance-driven marketing agency in London? The Brains offers complimentary initial consultations, so we can discuss the right marketing strategies for you.

What makes The Brains different from other London marketing agencies?

  • We’re results-driven and laser focused on your ROI
  • Up to 50% cost savings compared to traditional media and agency set ups
  • Highly skilled in house experts with expertise ranging from content strategy to data-science
  • Full service digital marketing agency with flexibility – no long contracts!

Our Brainy approach to digital marketing

The Brains is not your average digital marketing agency. We’re performance marketers at heart, firmly focused on the data and dedicated to delivering exceptional results. With innovation at our core and a proven approach that delivers exceptional ROI, we help you amplify your online presence, convert more clients/customers and leave your competitors lightyears behind.

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The brightest Brains in the business, dedicated to your success

With 10+ years of industry experience and hundreds of successful campaigns under their belts, our in-house senior leadership team devote their full attention to helping you succeed. Working with them are the brightest, most dedicated digital marketers in the business – all laser focused on conversions, revenue and lead generation. Our Brains come from many different backgrounds and have an enviably wide range of digital marketing skills. We’re a diverse bunch of data scientists, content strategists, lead generation gurus and conversion experts, all obsessed with helping you achieve your online ambitions.

Flexible, full service packages

Choosing an agency can be difficult, especially when you’re unfamiliar with the ins and outs of digital marketing. The Brains believes in full transparency, total accountability and collaborative relationship building. We partner with you in a flexible manner that makes us feel more like an extension of your internal marketing team than an external marketing agency partner. There are no long or complicated contracts – our clients are firmly in the driver’s seat.

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Pioneering approach, proven results

We’re movers and shakers here at The Brains, and frequently say no to the status quo. We’ve developed our own unique approach to performance marketing that is proven to deliver up to 5x better ROI, and are fully versed in the latest, greatest digital marketing methods and softwares. Partnering with us gives you the upperhand of innovation, and the reassurance of proven results.

Empowering you with insights

One of the ways that digital marketing agencies traditionally tie you into long term contracts is by hoarding all the knowledge they gain while running your campaigns, and not passing this back to you. We don’t believe you should ever be held ransom by an agency due to a lack of insights, which is why we offer training, onboarding and empowerment workshops for your internal teams, should you wish to take over running your campaigns from us at any stage. We frequently kick off campaigns and run them for an initial quarter before handing them over to clients, but we always stay available and on hand for any advice or support that may be needed going forward.

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The Brains behind our operation


Once upon a time, our co-founders Larry and Jonathan met at a Venture Capital event in London. Two countries, three offices and 150 clients later, here we are.

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Larry Kotch

Founder & Automation Guru

Larry has helped over 400 companies with their Digital Strategy. He recently ranked #3 in B2B Marketing’s Global 30 under 30 and is a regular speaker on London’s marketing circuit. Larry is an automation evangelist and is on a mission to empower all great businesses with the tools to generate amazing leads.

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Jonathan Lemer

Founder & Lead Legend

Jonathan is obsessed with running #NoBS marketing campaigns that deliver on commercial objects for clients and has   helped tech start-ups & FTSE 100 behemoths do just that. Prior to co-founding The Brains Jonathan worked with the likes of PepsiCo, Kraft Foods and the NHS to validate and launch new ventures.

Our senior leadership team

The Brains agency FAQs

What kind of marketing agency is The Brains?

The Brains is a full service digital marketing agency that provides all types of online advertising services for ambitious, fast-growth companies. We tailor-make packages to suit your needs, and are flexible in our approach. Whether you just want us to run your PPC campaigns, manage your social media, or you’d like us to combine services into a bespoke package, we’re happy to partner with you.

Which marketing agency services do you offer?

As a full service digital marketing agency, The Brains provides any and every service you could need to succeed online, including:

Not sure which services you need? No problem – we offer a free initial consultation in which to discuss your digital marketing requirements.

Where is The Brains agency based?

The Brains is a London-based digital marketing agency in the heart of Shoreditch. Within a few minutes’ walk of Liverpool Street station, we’re easy to access and happy to meet you in person (restrictions allowing!) or work remotely on your campaign.

What happens during the free initial marketing consultation?

The Brains offers a free initial digital marketing consultation to all prospective clients. During this 1 hour session we discuss your needs, objectives, requirements and budget, carefully assessing which approach will be right for you and help you to achieve your ambitions. You’ll be sent a questionnaire to complete and given the free, expert advice you need to make an informed decision about whether we’re the right digital agency for you.



Not sure which services you need? No problem – we offer a free initial consultation in which to discuss your digital marketing requirements.

What makes The Brains different to other digital marketing agencies in London?

The Brains was founded by venture capitalists who had grown frustrated with the lack of available digital marketing services for fast-growth companies. We exist to help you grow faster, and our proven techniques are pioneering, disruptive and incredibly effective.

We take the time to get to the root of your growth problems, identify what’s holding you back from achieving your ambitions, and directly address any issues that could hamper the performance of your campaigns.

Which sectors do you specialise in?

The Brains is a collective of digital marketing experts with vast experience across a wide range of sectors. Because our skill set and expertise is diverse, we are able to provide ROI-beating digital marketing services that span a wide range of sectors, including:


  • B2B marketing – SaaS, tech, consultancy, finance & more
  • Ecommerce marketing – luxury, jewellery, fitness, finance, lifestyle, food & drink, beauty & more
  • Healthcare marketing – fertility, psychotherapy, mental health, clinic marketing & more 
  • Finance marketing – investments, acquisitions, debt management, consultancy


More about our sector specialisms

How do you partner with clients?

We believe in the power of partnership and collaboration. Our team often operate as an extension of our clients’ internal marketing teams, supplementing skill sets, supporting on campaign strategy and taking on the time-intensive work that otherwise eats up too much of your time. We are flexible and happy to work on mutually beneficial terms that complement your approach – some clients prefer an ad hoc set of hours to be used flexibly across areas, while others enjoy workshopping, brainstorming and idea sharing within a set monthly retainer. Whatever your requirements or preferred working style, we’ll be as hands on (or off) as you like.

What is it like to partner with The Brains?

Our clients often tell us they appreciate how flexible, approachable and friendly we are. As a digital agency that prides itself on transparency, we never hide behind vagaries or bamboozle you with long winded reports and unnecessary jargon.

When you partner with us, you will benefit from:

  • A flexible, fun and collaborative partnership
  • Convenient payment terms and quarterly contracts (no long or complex tie-ins)
  • Access to the best and brightest digital marketing brains in the business
  • Clear, honest and transparent reporting, every month, without fail

We’d be delighted to speak with you further about a possible partnership and get to know you better – simply request a free marketing consultation and we’ll be in touch!

Digital marketing resources

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L.O.T - our groundbreaking lead generation system

Learn about our revolutionary approach to lead generation

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The Brains digital marketing blog

Our latest articles on how to generate leads, master digital marketing and generally be awesome.

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Digital marketing & lead generation videos

Digital marketing and lead generation training videos from Larry & Jonathan.

Ready to grow faster with London’s Brainiest agency?