Build Callum - Fractional Marketing Partner

Your Marketing Department. Without Building One.

We help B2B companies turn marketing into a predictable growth function. Strategy, positioning, outbound, demand generation, landing pages, CRM, and conversion managed under one accountable growth partner.

No long-term contract. One team. One plan. One owner.

You Probably Do Not Need Another Marketing Freelancer

Most growing companies end up with marketing scattered across different people, tools, and channels. A founder writes strategy. A freelancer runs ads. Someone posts on LinkedIn. The sales team does outbound. An agency manages SEO.

Nobody owns the whole system.

The result is activity without accountability. Build Callum becomes the partner responsible for making all of it work together.

We Own the Growth Function

We identify what is preventing growth, decide what should happen next, and manage the execution required to move pipeline forward.

01

Positioning and Offer

Clarify who you should target, what they care about, and why they should choose you.

02

Outbound Acquisition

Build targeted cold email and LinkedIn systems that consistently create conversations.

03

Demand Generation

Plan and execute the channels most likely to create pipeline across outbound, paid, partnerships, and content.

04

Landing Pages and Conversion

Turn traffic and interest into qualified conversations through sharper offers and clearer conversion paths.

05

CRM and Follow Up

Make sure leads are captured, routed, followed up with, and measured properly.

06

Reporting and Optimization

Track what creates pipeline, cut what does not, and concentrate budget on what is working.

We Do Not Start With Channels

Most agencies start by selling what they already do. An SEO agency recommends SEO. A paid media agency recommends ads. A cold email agency recommends cold email.

We start with a different question: what is stopping you from growing?

Sometimes the answer is outbound. Sometimes it is positioning. Sometimes your offer is weak. Sometimes you already have enough leads and the real problem is conversion.

We diagnose the bottleneck first. Then we build around it.

A Clear Growth Operating System

Four stages that turn scattered marketing activity into a managed growth function.

1

Diagnose

We review your market, ICP, positioning, offer, acquisition channels, website, sales process, CRM, and current pipeline.

2

Build the Growth Plan

You receive a prioritized plan showing what to do, what to stop doing, what to test, and what success looks like.

3

Execute

We manage the work required to make the plan happen, from outbound and landing pages to CRM automation and sales enablement.

4

Improve

Every month, we look at what produced replies, opportunities, meetings, pipeline, and revenue. Then we invest more into what works.

Not a Freelancer. Not Another Channel Agency.

Agency Owns one channel.
Freelancer Completes assigned tasks.
Consultant Tells you what to do.
Fractional Marketing Partner Owns the outcome.

Build Callum works across the marketing function and coordinates the specialists required to execute it.

Built for B2B Companies Ready for a Real Growth Function

  • Already have a proven service or product
  • Want more predictable pipeline
  • Have reached the point where founder-led marketing is becoming a bottleneck
  • Do not yet need or want a full internal marketing department
  • Need someone to decide what marketing should actually be doing
  • Want execution, not another strategy document that sits in Drive

We Are Not the Right Partner for Everyone

  • You are still trying to figure out what you sell
  • You want someone to simply post on social media
  • You are looking for the cheapest vendor for one isolated channel
  • You expect marketing to work without sales involvement
  • You want ten channels launched at once

We Do Not Spend Three Months Onboarding

A clearly defined ICP Sharper positioning A stronger offer A prioritized growth plan Tracking and reporting At least one acquisition channel live

Fractional Growth Department

One accountable growth lead managing your marketing priorities and execution. You may not need seven hires. You need one person accountable for assembling and directing the right resources.

Starting from

$5,000 per month

  • Growth strategy
  • ICP and positioning
  • Offer development
  • Outbound acquisition
  • Demand generation
  • Landing pages and conversion
  • CRM and automation
  • Analytics and reporting
  • Specialist coordination
  • Weekly growth review
Book a Growth Call

Questions Before We Talk

What does Build Callum actually manage?

We manage the growth function: strategy, positioning, acquisition channels, conversion paths, CRM, reporting, and specialist coordination.

Do you replace our existing freelancers or agencies?

Not always. If a specialist is doing useful work, we can coordinate them. If a channel is disconnected from the rest of the system, we will identify that and recommend the next move.

How quickly do we start executing?

The first 30 days are built around diagnosis, prioritization, setup, and getting at least one acquisition channel live.

Do we need a large ad budget?

No. We start with the bottleneck. For some companies, that means outbound or positioning before paid acquisition. Budget should follow evidence.

Is there a long-term contract?

No long-term contract. The engagement is designed around accountability and clear monthly progress.

Marketing Should Produce More Than Activity.

It should create a measurable path from market to attention, conversation, opportunity, and revenue. If your marketing feels fragmented, inconsistent, or overly dependent on the founder, Build Callum can fix that.

Book a Growth Call See what your growth function could look like in the next 90 days.