Marketing Strategy
Here is when an in-house hire is worth it, and when an agency is the better fit.
We're an agency. So you'd expect us to say hire an agency. But that's not always the right answer, and we'd rather be honest than close a deal that doesn't make sense. Some brands are better off building in-house. Some are better off with an agency. We've worked with 150+ clients, and many of the fastest-growing ones use both. The right answer depends on your stage, your budget, and your growth targets. Here is the comparison, including when you should NOT hire an agency.
150+
Clients
$70M+
Revenue
$23M+
Ad Spend
Klaviyo Gold Partner
Partner
This is not the usual agency sales pitch disguised as a comparison. In-house teams and agencies solve different problems, and the right mix depends on stage, budget, and which gap is slowing you down.
An in-house hire gives you depth on your brand. An agency gives you breadth across channels and industries. The question is not which is better. It is which gap you need to fill right now.
In-House Team vs Marketing Agency: feature by feature
| Feature | In-House Team | Marketing Agency |
|---|---|---|
| Cost in Year 1 | Salary plus benefits, tools, and training. Plus management time. Your first hire costs more than the posted salary once you factor in everything. | A GOSH retainer is $3K to $10K a month. No benefits, no overhead, no tools to buy. You can scale spend up or down monthly. |
| Breadth of Expertise | One person can't master SEO, paid media, email, web dev, and analytics. You get depth in one or two areas and gaps everywhere else. | A good agency has specialists across every channel. You get a team for the cost of one in-house generalist. |
| Brand Knowledge | Deep brand knowledge. They live and breathe your product, your customers, and your competitors. This takes time to build but it's invaluable. | Agencies learn your brand but never know it as deeply as an insider. Good agencies close this gap with thorough onboarding and regular check-ins. It's never quite the same. |
| Speed to Impact | Hiring takes time, and ramping takes more time. A new hire is not productive on day one. And if you hire wrong, you start over. | Agencies come with built processes and tested playbooks, and they've already made the mistakes on other accounts. You start with a working system, not a blank first quarter. |
| Flexibility | Scaling up means more hires, which is slow and expensive. Scaling down means layoffs, which is painful and costly. You're locked into fixed overhead. | Scale up by increasing retainer. Scale down by reducing scope. Pause if needed. Month-to-month flexibility beats fixed employment costs. |
| Control & Alignment | Full control over priorities, processes, and daily work. Your team is in your Slack, at your standups, aligned with your company culture. | Less day-to-day control. You set direction and approve strategy, but the execution happens outside your walls. Requires trust and good communication. |
| Industry Knowledge | Limited to their own experience. An in-house marketer at one eCommerce brand doesn't know what works across client accounts in different verticals. | Agencies work across dozens of brands simultaneously. Patterns that work in fashion get tested in supplements. Winning strategies cross-pollinate. |
Our recommendation
For most eCommerce brands still well below enterprise scale, an agency is the smarter move. You get a full team for the cost of one hire, you move faster, and you don't carry the risk of a bad hire. Once you have the budget, the smart play is often both: an in-house marketing lead who owns strategy and brand, plus an agency for execution and channel expertise.
If you already have someone great in-house who's driving results, don't replace them with an agency. Augment them. The best client relationships we have are with brands that have a strong in-house lead who uses us as their execution arm.
Pick In-House Team if...
Build in-house when you can afford a senior hire, when brand voice and cultural alignment are critical, or when you're at a stage where marketing needs to be in the room for every product and business decision. Also the right call if you're in a niche so specific that no agency has relevant experience.
Pick Marketing Agency if...
Hire an agency when you need results fast, when you can't afford or justify a full-time specialist across every channel, or when you want to test marketing investment before committing to headcount. It's also the right call if you're a founder wearing the marketing hat and you need to hand it off to focus on the business.
Honest answers to
common questions
Not sure what your brand needs right now?
We'll have an honest conversation about where you are, what you're trying to achieve, and whether an agency, in-house, or a hybrid approach makes the most sense. Sometimes the answer is you don't need us, and we'll tell you that.
Pick a Time30 minutes. No pitch deck. Just your data and our honest take.
More comparisons
Paid Media Comparison
Do not pick one. Google and Meta do different jobs. Here is why.
Google Ads vs Meta Ads: which drives more eCommerce revenue? A paid media team managing $23M+ ad spend breaks down when to use each, and when to use both.
Learn moreChannel Strategy
Email keeps paying after you send. Paid ads stop the moment you pause. 150+ clients still need both.
Email marketing vs paid ads for eCommerce: owned list vs instant traffic. An agency running both daily explains where your money should actually go.
Learn moreTraffic Strategy
"Just focus on SEO" is the most expensive advice in eCommerce.
SEO vs PPC for eCommerce: which drives better return? An agency running both explains why just doing SEO is bad advice and when to invest in each channel.
Learn moreEmail Platform Comparison
Klaviyo wins for eCommerce. And it's not even close.
Klaviyo vs Mailchimp: a Klaviyo Gold Partner comparison for 150+ clients. Which email platform actually drives more eCommerce revenue?
Learn moreeCommerce Platform Comparison
Shopify or WooCommerce: which one actually makes you more money?
Shopify vs WooCommerce: an honest comparison from an agency that builds on both. Which eCommerce platform is right for your store?
Learn moreNot sure which to pick?
Book a free call