Izertis vs Plain Concepts: which is better? Comparison 2026
By our public methodology Izertis scores 89 out of 100 and Plain Concepts scores 76. Below: the factors and facts where they differ, each fact with its source.
Score breakdown
| Izertis | Plain Concepts | |
|---|---|---|
| Proof of work | 83 | 83 |
| Transparency | 97 | 66 |
| Certificates | 83 | 83 |
| Experience and scale | 93 | 69 |
Pros and cons
Izertis
- Case studies with named clients published
- ISO 27001 certificate stated
- Long on the market
- Large team
Plain Concepts
- Case studies with named clients published
- ISO 27001 certificate stated
- Partner status with a vendor stated
- Legal entity with registration number given
Facts side by side
| Fact | Izertis | Plain Concepts |
|---|---|---|
| Year founded | 1996 izertis.com | 2006 plainconcepts.com |
| Employees (stated) | 2,700 izertis.com | 700 plainconcepts.com |
| ISO 27001 certificate | Yes izertis.com | Yes plainconcepts.com |
| ISO 9001 certificate | Yes izertis.com | Yes plainconcepts.com |
| Case studies with named clients | Yes izertis.com | Yes plainconcepts.com |
| Partner of a named vendor | Yes izertis.com | Yes plainconcepts.com |
| Legal entity with registration number | Yes izertis.com | Yes plainconcepts.com |
| Annual reports | Yes izertis.com | Not verified |
| Code of conduct | Yes izertis.com | Yes plainconcepts.com |
| Privacy policy | Yes izertis.com | Yes plainconcepts.com |
| Contact channels (of 4) | 3 izertis.com | 1 plainconcepts.com |