About Serotonin
Serotonin is a Manchester-based digital marketing agency with a focused team of 11–50 professionals. They work across the full spectrum of digital services, from paid search and social advertising to brand strategy, web design, and email campaigns. Their core strength lies in performance marketing—Google Ads and Meta advertising management—where they concentrate on tangible business outcomes like revenue growth and return on ad spend. Beyond paid channels, they offer integrated services including SEO, content strategy, and branding support, making them well-suited for businesses seeking a single partner to manage multiple touchpoints. Based in Manchester, they're accessible for local collaboration whilst equipped to serve clients across the UK and beyond.
Services
Serotonin manages paid search campaigns across Google Ads with a focus on delivering measurable ROAS and revenue growth for clients.
The agency specialises in Meta and multi-platform advertising strategy, optimising spend across social channels to reach target audiences effectively.
Serotonin develops brand identity and positioning work, often layered into broader digital marketing strategies to ensure consistency across campaigns.
The team creates content strategies that support both organic visibility and audience engagement across multiple digital channels.
Serotonin manages social media presence and strategy, connecting brand messaging with paid social advertising efforts.
The agency offers search engine optimisation to complement their paid search work, building long-term organic visibility for client websites.
Serotonin designs and builds websites that serve as conversion-focused hubs for their clients' broader digital marketing campaigns.
The team executes email campaigns as part of integrated digital strategies, helping clients nurture leads and maintain customer relationships.
Key Facts
Frequently Asked Questions
What's included in Serotonin's PPC and advertising services?
Serotonin specialises in Google Ads and Meta advertising management, with a demonstrated focus on ROAS and revenue growth. They handle campaign setup, optimisation, and ongoing monitoring to help businesses get measurable returns from paid search and social ad spend.
Do you offer branding and design services alongside paid marketing?
Yes. Beyond PPC and advertising, Serotonin provides branding, web design, content marketing, and SEO. This means you can work with them on a complete digital refresh or manage multiple channels through one Manchester-based team.
How do you approach content and social media strategy?
Serotonin offers both content marketing and social media management as standalone services or as part of a broader digital strategy. They're equipped to build consistent messaging and audience engagement across your owned channels.
What's the typical engagement process when working with a 11–50 person agency?
With a team of this size, Serotonin can offer personalised attention without being a one-person operation. You'll typically have dedicated account management, specialist expertise across multiple disciplines, and the agility to adapt campaigns based on performance data.
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