FinOps Consultancy · FinOps Platform

Find 20–40% cloud savings. Pay only when they land.

We trace what's driving your bill back to the architecture and code behind it, then turn the findings into prioritised engineering tickets with a £ value attached.

Get my Savings Opportunity Report
4.8 (6) £4m+ realised savings

15%reduced from an already optimised cloud bill.

A five-minute change to the backup strategy removed 80% of the backup costs on an environment considered optimised.

Read the case study

Trusted by teams turning cloud inefficiency into growth budget

From first call to first savings in one week.

  1. Day 0, scoping call. One hour. Read-only access.

    We agree scope, then start with read-only on billing exports and CloudWatch metrics.

    • No production access
    • No code access
    • No broad IAM policies

    Deeper access is per finding, explicit allowlist, your security team approves first.

  2. Days 1 to 3, the review. Every finding costed and ranked.

    We go past purchasing and rightsizing to the architecture, configuration and code decisions driving spend.

    Example report rows
    Resource Action Cost Est. saving Effort
    cosmos-prod-01 Reduce cross-partition queries £100,000 £90,000 High
    vm-cluster Reduce node count 4 to 2 £4,000 £2,000 Low
    storage-prod-01 Implement archiving policy £1,000 £900 Medium

    Example case

    London fintech Cosmos DB case study £1m One Azure query driving the overspend

  3. Session 1, quick wins ship. The first savings land the same day.

    20% quick-wins generally ship in the first working session. You are billed only on what lands on your bill, verified by your finance team.

    AWS Lambda - Total Compute - us-east-1-Tier-1
    Daily AWS Lambda compute cost over the last 26 days Daily compute cost for one Lambda function, in pounds. Cost holds near 175 pounds a day for the first week, falls to about 60 pounds a day after a memory reduction, then falls again to under 10 pounds a day after the retry logic is redesigned. That is roughly 96 percent lower than the starting level. £0 £50 £100 £150 £200 £250 14/0815/0816/0817/0818/0819/0820/0821/0822/0823/0824/0825/0826/0827/0828/0829/0830/0831/0801/0902/0903/0904/0905/0906/0907/0908/09 Quick-win, 66% memory reduction Retry logic fix Daily AWS Lambda compute cost over the last 26 days Daily compute cost for one Lambda function, in pounds. Cost holds near 175 pounds a day for the first week, falls to about 60 pounds a day after a memory reduction, then falls again to under 10 pounds a day after the retry logic is redesigned. That is roughly 96 percent lower than the starting level. £0 £50 £100 £150 £200 £250 14/0815/0816/0817/0818/0819/0820/0821/0822/0823/0824/0825/0826/0827/0828/0829/0830/0831/0801/0902/0903/0904/0905/0906/0907/0908/09 Quick-win, 66% memory reduction Retry logic fix

    Example case

    AWS Lambda cost reduction case study 96% Lambda memory fix and redesign

  4. Month 2 onward, it holds. About two hours a month.

    Monthly review of spend by team and service, plus automated anomaly alerts, so savings do not erode and the next budget conversation holds no surprises.

    Example anomaly alert rows
    Subscription Service Cost Prev cost Change
    Staging AWS RDS £4,000 £3,000 £1,000 (+33%)
    Dev Azure Event Hubs £1,000 £10 £990 (+9,900%)
    Staging AWS EC2 £4,200 £4,000 £200 (+5%)

    Example case

    RDS auto-restart monitoring case study $7,500/month Creeping spend caught automatically

Why teams love Koritsu

  • Cost visibility for the services you actually own.
  • Savings opportunities ranked by effort against return.
  • Resource Cost changes surfaced as they happen.
  • Findings arrive as tickets: resource, cause, fix, £ value, effort.
  • FinOps from engineering to engineers.

Cost savings to grow and reward your team.

£4m+

Saved across client environments

18+

Cloud environments optimised

20–40%

Optimisation surfaced in the first week

Talk to our team

Get ahead of the next budget conversation.

A 30-minute call. We'll look at your setup, share what we typically find in environments like yours, and tell you honestly whether we can help. No pitch deck. Whether you want a hands-on engagement or just Kori watching your account, it starts here.

Get my Savings Opportunity Report