How much does the Async CTO cost?

The Async CTO costs £299 per month with a minimum commitment of 0 months.

How does fractional CTO service work?

Our fractional CTO service gives you access to experienced technology leadership on a flexible basis. You get strategic guidance, technical oversight, and team mentorship without the cost of a full-time CTO.

Can I change plans later?

Yes, you can upgrade or downgrade your plan after the minimum commitment period. We will work with you to find the right level of support as your needs evolve.

Async CTO

Async Slack support£299

Get Started

Slack-based support30-day money-back

CTO-level guidance on your schedule. Get expert technology advice through asynchronous Slack communication, with guaranteed 48-hour responses. Perfect for founders who need strategic technical input without scheduling constraints.

Why it matters

Technical decisions made early in your company's journey have lasting impact. Without expert guidance, founders risk costly technology mistakes, security vulnerabilities, and architecture choices that don't scale. The Async CTO plan provides affordable access to seasoned technology leadership, helping you navigate critical decisions with confidence.

Services Included

Unlimited async questions via Slack
48-hour response guarantee
Monthly architecture review
1 emergency call per quarter
Private Slack Connect channel
Cancel anytime

Best Suited For

Early-stage founders making technical decisions without a technical co-founder
Startups needing occasional CTO guidance without full engagement
Non-technical founders evaluating technology vendors or developers
Companies seeking a trusted technical advisor on-demand

Other Plans

£2,499/month

Foundation

2 days/month3 month(s) min

The Foundation Plan is our most affordable option, providing strategic technology guidance for businesses that need expert CTO-level input without the overhead of a full-time executive. With 2 days per month, you'll receive technology stack assessments, strategic planning, and support to ensure your business makes informed technical decisions.

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Momentum

1 day/week2 month(s) min

The Momentum Plan delivers consistent technology leadership with one dedicated day per week. This level of engagement enables deeper involvement in your business, including regular team leadership, roadmap development, and hands-on guidance for technical implementations. Your fractional CTO becomes an integral part of your team, driving technology initiatives forward with regular oversight.

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£9,599/month

Breakthrough

2 days/week1 month(s) min

The Breakthrough Plan provides comprehensive technology leadership with two dedicated days per week. This deep level of engagement transforms your technical capabilities through hands-on direction, executive-level participation, and dedicated oversight of your most critical technology initiatives. Your fractional CTO becomes a true extension of your leadership team, driving innovation and technical excellence across your organization.

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Need more hands-on support?

Upgrade to a retainer plan with dedicated time for live sessions, in-depth code reviews, and personalised strategic guidance.

Live sessionsDedicated time each monthStrategic guidance

View retainer plans

Starting from 2 days per month with the Foundation plan