Instant pricing, supported by AIpowered guidance
AvISO’s ISO Certification Cost Calculator gives you an instant, clear estimate for gaining and maintaining ISO certification. It shows the highest likely cost based on your selections, so your final confirmed price is often lower once scope and complexity are understood.
You can calculate costs for ISO 9001, ISO 14001, ISO 27001, ISO 45001 — or combine standards to see the full threeyear picture.
Alongside the calculator, our onsite AI chat agent can walk you through the process, answer questions and explain what affects your costs. If needed, it can also connect you directly to a consultant for next steps.
Benefits at a glance
- Instant pricing with no contact details required.
- One clear estimate covering consultancy, software and (optionally) accredited certification body costs.
- Works for single or multiple ISO standards.
- Transparent evidencebased calculation.
- AI support available for guidance, clarification and planning.
- A proven approach used by hundreds of organisations.
How the ISO cost calculator works
The calculator is designed to give you fast, accurate pricing without needing to speak to anyone. It provides an estimated consultancy cost and an estimated certification cost, based on the details you enter.
Here’s how it works:
- Choose your ISO standard(s) — ISO 9001, ISO 14001, ISO 27001, ISO 45001, or a combination.
- Select your industry and organisation size — audit duration and consultancy time vary with complexity.
- Choose whether to include certification body fees — the calculator adjusts audit and cost estimates automatically.
- View your estimated consultancy and certification costs instantly — shown as the highest likely cost for the options selected, so your final confirmed price is usually lower.
The tool uses real auditday models, risk levels, integration adjustments and consultancy effort. Results reflect how certification bodies structure their audits and how consultancy time scales with size, sites and standards selected.
If anything is unclear, the AI chat agent can explain the calculation, compare scenarios or break down the factors that influence cost.
- Error Message
Why choose AvISO’s subscription model?
Our subscription approach spreads the cost of certification evenly across the threeyear cycle. It supports every stage of the journey:
- Gap analysis
- Implementation
- Internal audits
- Surveillance audit preparation
- Recertification readiness
This keeps certification predictable, scalable and accessible.
What’s included in your subscription?
Consultancy & software
• A dedicated consultant from start to finish
• Full implementation of your chosen standard(s)
• Annual support to keep your system auditready
• Internal audit programme
• System maintenance and continual improvement
• Access to digital tools for documentation, actions and audit logs
• No hidden fees
Consultancy, software & certification body costs
• Stage 1 and Stage 2 certification audits
• Annual surveillance audits
• Recertification audit at the end of year three
ISO certification cost ranges
These figures reflect typical total costs for small to mediumsized UK businesses over a threeyear cycle.
Your actual cost may be lower depending on size, sector, scope and integration level.
Typical range: £3,000–£25,000+ over three years.
ISO 14001 — Environmental Management
Similar range to ISO 9001, varying with environmental impacts and reporting needs.
ISO 27001 — Information Security
Costs reflect the complexity of systems, access controls and data protection requirements.
ISO 45001 — Occupational Health & Safety
Costs vary with workforce size, risk levels and operational activities.
What affects the cost of ISO certification?
• Organisation size and employee numbers
• Number of sites
• Industry risk profile
• Level of integration between standards
• Existing documentation and process maturity
• Audit duration required by certification bodies
The AI agent can help you understand how these factors influence your estimate.
Frequently asked questions
Most frequently asked questions
No — the calculator provides an instant estimate without forms.
It represents the highest likely cost for your scenario. Your final quote is usually lower once your scope is confirmed.
Yes — the calculator generates integrated pricing for any combination of ISO 9001, 14001, 27001 and 45001.
They can be. Simply choose whether you want them factored into your estimate.
Yes — the agent uses the same logic and can provide your estimated costs directly in the chat.
If you would like to know more about ISO Standards, Certification and the value of a good management system you can add to your business we would love to hear from you: Kent: 01892 800476 | London: 02037 458 476 | info@avisoconsultancy.co.uk
