Building an in-house marketing team sounds appealing. But the full cost calculation often tells a different story. Here is an honest breakdown of both models.
The decision to manage marketing in-house or through an agency is one of the most consequential choices a growing service business makes. Done right, in-house marketing delivers speed, brand knowledge, and long-term capability. Done wrong, it is one of the most expensive ways to get mediocre results.
Most SMEs are not ready for a full in-house marketing team. The budget required to hire specialists across PPC, SEO, content, and design exceeds the cost of a full-service agency that delivers better results with more depth of experience.
When your marketing budget is large enough to justify a full team (typically 1 to 3% of revenue), when brand knowledge and speed of execution are critical, and when you have the management capability to recruit, train, and develop marketing talent.
Yes, this is the most common model for businesses between £1m and £5m revenue. An in-house coordinator manages agency relationships, approves content, and handles day-to-day communications while the agency delivers specialist execution.
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