
TL;DR: A hybrid model splitting fractional support and agency support along a specific line, fractional for strategic judgment and RevOps ownership, agency for scaled, repeatable execution like paid media management or content production, works well for early-stage Irish SaaS companies that have outgrown a single generalist but aren't ready for a full internal team. The model requires one explicit condition to function well: a single accountable coordinator, either the fractional lead or an internal hire, who owns the connection between the two workstreams, since without that coordination the hybrid model reproduces the exact fragmentation risk both fractional and agency models are individually meant to avoid.
Fractional support and agency support get framed as competing choices, and for a meaningful share of early-stage Irish SaaS companies, running both together, along a deliberate division of labor, works better than committing fully to either one alone. The model has one specific, non-negotiable requirement for it to actually function, and understanding that requirement upfront is what separates a working hybrid from an expensive, disorganized mess.
Most comparisons of fractional and agency support treat them as mutually exclusive choices a company picks between. In practice, the two models are actually strong at different things: fractional support excels at embedded, judgment-heavy work requiring deep familiarity with a company's specific context, while agency support excels at scaled, more repeatable execution that doesn't require the same depth of embedded context. A hybrid model plays each to its strength rather than forcing one model to cover work it isn't naturally suited for.
| Work type | Better suited to fractional | Better suited to agency |
|---|---|---|
| Strategic direction and ICP judgment | Yes; requires deep, embedded context | No; an external vendor rarely has this depth of context |
| RevOps and CRM ownership | Yes; needs ongoing, close familiarity with internal systems | No; harder to sustain the necessary depth externally |
| Paid media management and optimization | Possible, but often less cost-efficient at scale | Yes; agencies often have dedicated tooling and scale efficiency here |
| Repeatable content production | Possible, but capacity-constrained for volume production | Yes; better suited to sustained production volume |
purple path's breakdown of what "go-to-market agency" actually means in the current Irish market covers why a traditional agency relationship, structurally external and often managing multiple clients simultaneously, struggles to sustain the deep, continuously updated context that genuinely good strategic judgment and RevOps ownership require. A fractional operator working embedded inside the company's own tools and meetings can sustain this context in a way a more arms-length agency relationship typically can't, regardless of the agency's overall skill.
The reverse is also true: a traditional agency running paid media across many clients often has dedicated platform expertise, established vendor relationships, and tooling efficiencies that a single fractional specialist working across a handful of clients can't easily replicate at the same cost efficiency. This isn't a knock on fractional capability; it reflects a genuine structural advantage agencies build specifically around repeatable, scaled execution work, which is exactly the kind of work least dependent on deep, company-specific embedded context.
Running fractional and agency support in parallel without an explicit, single accountable coordinator recreates exactly the kind of fragmentation risk covered in purple path's analysis of where the RevOps-to-demand-gen handoff actually breaks, just with an agency relationship layered into the mix instead of two internal functions. Without someone specifically responsible for keeping the fractional strategic work and the agency execution work genuinely aligned, the two workstreams can quietly drift apart, with the agency executing against an outdated understanding of ICP or positioning that the fractional side has since refined.
Given that the fractional operator typically holds the deeper, ongoing strategic context, they're often well positioned to also serve as the coordinator ensuring the agency's execution stays aligned with that evolving context. This isn't automatic, though; it requires the fractional engagement to explicitly include this coordination responsibility as part of its defined scope, rather than assuming it happens naturally as a byproduct of the fractional relationship existing alongside the agency relationship.
This structure works best for a company that has outgrown what a single generalist hire can cover, per the skill-coverage limitations covered in purple path's analysis of what one marketing hire can realistically cover, but isn't yet at the scale or budget to justify a full internal team covering every discipline directly. It's a genuine middle stage, not simply a temporary compromise, and can remain the right structure for a considerable period rather than being treated as something to graduate away from as quickly as possible.
A practical implementation: define the fractional engagement's scope explicitly to include coordination responsibility over any agency relationships touching the same broad function, require the agency to report through or alongside the fractional lead rather than directly and separately to the founder, and schedule a recurring joint check-in, even briefly, where both the fractional lead and the agency's account lead are present together rather than managed as two entirely separate, non-overlapping relationships.
Most comparisons of marketing models present fractional, agency, and in-house as three discrete, mutually exclusive columns to weigh against each other, largely because a clean three-way comparison is easier to present than a more nuanced discussion of how two models can complement each other along a specific division of labor. This presentation bias means the hybrid model covered in this article is genuinely underrepresented in general market discussion relative to how often it's actually a strong practical fit, simply because it doesn't fit as neatly into the standard comparison format most guidance defaults to.
Even once a company has decided to run a hybrid model, the specific line between fractional and agency responsibility should be written down explicitly rather than left to develop informally through practice. An undocumented, informally-understood division tends to drift over time as new work comes up that doesn't clearly belong to either side, which is exactly the kind of ambiguity that reintroduces the coordination risk this hybrid model is otherwise well-positioned to avoid.
It can be, depending on scope, though the comparison should account for the alternative cost of either overpaying an agency for strategic work it isn't structurally suited to do well, or overpaying a fractional specialist for scaled execution work an agency could handle more cost-efficiently, both of which are real costs of forcing one model to cover work better suited to the other.
This depends on the complexity and scope of each agency relationship, but a coordinator managing more than one or two agency relationships alongside their own substantial direct work risks the same overload dynamics covered in a broader analysis of how much a single role can realistically sustain.
Yes, transparency here matters; an agency unaware that its work is being actively coordinated and checked against a fractional lead's evolving strategic context may not proactively flag when their own execution assumptions have become outdated, simply because they don't know anyone is specifically watching for that drift.
Yes, if the company has an internal hire with sufficient strategic context and bandwidth to take on this coordination role, that can work just as well, though it requires that internal hire to have genuine visibility into both the fractional work and the agency's execution, not just formal oversight on paper.
The same general signals covered in a broader analysis of when to convert fractional support to full-time hiring apply here: once specific disciplines show consistent, provable workload that fractional or agency capacity can no longer absorb without quality slipping, that's the signal to consider converting the relevant piece to a dedicated internal hire.
Mapping your own current fractional and agency relationships against this specific division of labor is a fast way to check whether the coordination gap this article describes is already quietly affecting your own setup. Talk to purple path about structuring a hybrid model that actually holds together.

Andy is a fractional CMO, CRO, and marketing advisor who's spent his career getting sales and marketing teams to focus on one thing: commercial results. Before co-founding purple path, he ran marketing for companies including Emarsys, Exponea, Loadfeeder, Censhare, and Luigi's Box.His approach to Account-Based Marketing is no-nonsense, built to motivate teams and drive revenue, not vanity metrics. At purple path, Andy sets the direction and focus for clients' marketing plans, then coaches senior marketers on how to execute fast and get more out of the resources they already have. With deep experience on both the sales and marketing sides, he brings a proactive, personalized approach to every go-to-market strategy he touches.