The verdict in three sentences
A SOC 2 Type II preparation costs between EUR 15,000 and 40,000 (audit included), an ISO 27001 certification between EUR 20,000 and 50,000, over a 4-to-9-month timeline in 2026. On top comes recurring tooling (SIEM, secrets management, MDM) of EUR 200 to 800/month. This isn't a compliance cost but a commercial investment: without these attestations, enterprise deals stall indefinitely at the security stage.
What enterprises actually demand
Enterprise procurement and CISO teams send a security questionnaire (often 100 to 300 questions). Without a recognized attestation, every deal turns into an endless negotiation. SOC 2 and ISO 27001 answer 80% of those questions upfront.
| Framework | Target audience | Total cost 2026 | Timeline | Validity |
|---|---|---|---|---|
| SOC 2 Type I | US market, first check | EUR 8,000 - 15,000 | 2 - 3 months | Instant |
| SOC 2 Type II | US market, enterprise | EUR 15,000 - 40,000 | 6 - 9 months | 12 months |
| ISO 27001 | Europe, tenders | EUR 20,000 - 50,000 | 6 - 9 months | 3 years (annual audits) |
| HDS (FR health) | Health data | EUR 25,000 - 60,000 | 6 - 12 months | 3 years |
| Questionnaire only | Small deals | EUR 2,000 - 6,000 | 2 - 4 weeks | Per deal |
For a European SaaS vendor targeting both SMBs and enterprises, ISO 27001 is often the best first step; SOC 2 becomes the priority once the US market matters.
Budget breakdown
The cost isn't just the auditor. It needs internal time, tooling, and sometimes advisory (vCISO).
| Line item | Cost 2026 | Type |
|---|---|---|
| Advisory / gap analysis | EUR 8,000 - 20,000 | One-off |
| Certification audit | EUR 6,000 - 18,000 | One-off |
| SIEM + centralized logs | EUR 150 - 500/mo | Recurring |
| Secrets management / MFA | EUR 50 - 200/mo | Recurring |
| MDM / EDR endpoints | EUR 100 - 300/mo | Recurring |
| Internal time (team) | 20 - 40 person-days | Hidden but real |
| Annual surveillance audit | EUR 4,000 - 9,000/yr | Recurring |
Recurring costs (EUR 200-800/month of tooling) are often underestimated - yet they're what keeps the certification alive year after year.
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Mini case study
Lina, CEO of a 14-person HR SaaS vendor in Lyon, loses a EUR 48,000/year ARR deal for lack of a security attestation. She launches an ISO 27001 preparation at EUR 32,000 (advisory + audit), plus EUR 450/month of tooling, 7-month timeline. On certification she unlocks the lost deal and 2 other stalled prospects, roughly EUR 130,000 of ARR signed within the year. First-year cost: EUR 32,000 + 5,400 = EUR 37,400; return: over 3x in year one, and the attestation now shaves weeks off enterprise sales cycles.
FAQ
SOC 2 or ISO 27001, which to choose? SOC 2 (Type II) dominates the US market and tech scale-ups; ISO 27001 is the reference for European tenders and large groups. Many vendors end up pursuing both, but start with whichever your biggest prospects demand.
How long to be ready? From 4 to 9 months depending on your starting maturity. A SOC 2 Type II requires a multi-month observation window: you cannot rush it.
Can you sell to enterprises without certification? Sometimes, via a detailed security questionnaire (EUR 2,000-6,000 per deal), but each cycle lengthens and some buyers require it as a prerequisite. Certification amortizes that cost across all deals.
Is the recurring cost worth it? Yes: without a SIEM and secrets management, you lose the certification at the annual surveillance audit. Budget EUR 200-800/month from the start.
Is a pentest included? No, but it's often required alongside. Plan an annual pentest (EUR 4,000-18,000) within your overall security program.
Let's scope your project. Tell us your biggest stalled deals and your market (US, Europe, health) and we'll define a realistic framework, budget, and timeline. Detailed quote within 48 h. WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.
