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How Agencies Turn Outbound Into

a Predictable Growth Channel

(Without Hiring SDRs)

A real-world look at how Growth Labz runs outbound for agencies without the usual chaos.
31

Booked
Meetings

14.6%

Average
Reply Rate

11

Qualified Apportunities
Added To Pipeline

No SDR hires. No internal rebuild. No inbox fires.

This campaign was run with a full service agency based in Toronto, Canada. They wanted outbound work consistently.

They already had referrals.
They already had inbound.

"What they didn’t have was a predictable, outbound-led pipeline they could rely on month after month. Outbound wasn’t new to them but running it internally had proven fragile."

The Problem
Like many agencies, they ran into the same structural issues:

Outbound worked in theory.
In practice, it became an internal distraction rather than a growth channel.

Hiring and managing SDRs was expensive and inconsistent
Deliverability issues killed early momentum
Tool sprawl created complex, brittle workflows
Results were difficult to repeat month to month
The Decision

Instead of rebuilding outbound in-house (again), they partnered with us to run outbound end-to-end as a managed service.

The logic was simple:
Outbound became infrastructure not an experiment.

Remove outbound from internal operations
Get predictable execution and monitoring
Let the team focus on closing opportunities and client delivery
How It Was Run

Growth Labz operated the outbound engine behind the scenes:

The agency stayed focused on sales conversations.

We handled everything else.

01
ICP refinement and campaign strategy
02
Campaign execution and iteration
03
Deliverability setup, monitoring, and inbox management
03
Performance tracking and optimisation
Execution Snapshot
At a high level, the engagement included:
All campaigns ran through a centralised, monitored outbound system designed for repeatability.
Campaign 1

Core service positioning to mid-market B2B companies in North America, targeting Founders, CEOs, and Heads of Marketing at $5–50M ARR businesses.

Campaign 2

Segment-specific messaging tailored to SaaS and professional services firms, refining the value proposition based on early reply signals.

Campaign 3

Optimisation and scale phase, doubling down on the highest-performing segments, messaging angles, and sending windows.

The Outcome

Within 90 days, the campaign produced:

No SDR hires. No internal rebuild. No inbox fires.
booked meetings
31
average reply rate
14.6%
qualified opportunities
11
Why This Model Works

This approach succeeded because outbound was treated like infrastructure, not a side project.

Outbound stopped being fragile and started compounding.

Centralised execution reduces errors and inconsistencies
Repeatable systems replace one-off experiments
Fewer moving parts make results more predictable
The Bigger Takeaway

Outbound doesn’t fail because it doesn’t work.

It fails because most agencies try to run it internally without the systems required to support it.

Running outbound as a managed service removes that burden while keeping pipeline ownership firmly with the agency.

What This Means for Other Agencies

This result isn’t unique.
It’s what happens when agencies:

And instead, plug into a proven outbound engine.

Stop hiring for outbound
Stop experimenting with tools
Stop treating pipeline like a side task
Next Step

If outbound is on your roadmap but you don’t want to build or hire for it, we’re happy to walk through whether this model fits your agency.

Book an assessment to see how this would work in practice.

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