CMO vs CGO: What's the Difference and Which Do You Need?

The titles look interchangeable on LinkedIn — they are not. The functions are genuinely different, and choosing the wrong hire (or the wrong AI partner) costs millions.

Owns: brand, marketing strategy, demand generation, communications, product marketing, customer insights.

KPIs: brand health, share of voice, marketing-sourced pipeline, MQL volume and quality, marketing ROI.

Sits with: Sales, Product, Comms, Creative.

Best for: companies where the marketing function is mature and the bottleneck is marketing strategy and brand.

Owns: end-to-end revenue function — marketing, sales, customer success, retention, sometimes product-led-growth.

KPIs: total revenue growth, LTV, NRR, gross margin, payback period, CAC across the funnel.

Sits with: Sales, Marketing, Product, Customer Success, Finance.

Best for: companies where the bottleneck is alignment between marketing, sales, and retention — typically PLG SaaS, scale-ups, and DTC brands.

Hire a CMO when: Brand is unclear or weak Marketing is producing leads but not enough volume or quality The CEO is the bottleneck on marketing decisions You need senior creative/brand judgement

Hire a CGO when: Marketing leads convert poorly to revenue Sales blames marketing, marketing blames sales Customer retention is leaking growth out of the back door You need a single neck for the entire revenue motion

Hire neither — get an AI CMO when: You spend £5K–£100K/month and need senior strategy fast You can't justify a £150K+ salary yet You want machine-speed iteration with strategic depth