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Tatjana Boiko
TB
Tatjana Boiko
Eesti · Estonia
Estonia
6 companies
6 active
Data is aggregated from the Business Register's open data. Every role shows its source and date.
Liquidator
3
companies
Ultimate beneficial owner
3
companies
Board member
3
companies
Founder
3
companies
Career timeline
e-Business Register
2012
2016
2020
2024
2026
Applied Biochemistry Consulti…
Blockeys DEX OÜ
MTÜ Pollianna
OptimaFin OÜ
Rationem OÜ
Serenity Platform OÜ
likvideerija
likvideerija
kasusaaja
juhatuse_liige
asutaja
osanik
kasusaaja
juhatuse_liige
asutaja
osanik
kasusaaja
asutaja
juhatuse_liige
likvideerija
Board member
Founder
Shareholder
Beneficial owner
Supervisory board
Applied Biochemistry Consulting OÜ — likvideerija (2025-12-16 – now)
Blockeys DEX OÜ — likvideerija (2026-02-10 – now)
MTÜ Pollianna — kasusaaja (2018-09-07 – now), juhatuse_liige (2014-10-28 – now), asutaja (2014-10-21 – now)
OptimaFin OÜ — osanik (2024-11-11 – now), kasusaaja (2024-11-11 – now), juhatuse_liige (2024-11-11 – now), asutaja (2024-11-11 – now)
Rationem OÜ — osanik (2023-09-01 – now), kasusaaja (2018-09-07 – now), asutaja (2012-06-01 – now), juhatuse_liige (2012-06-01 – now)
Serenity Platform OÜ — likvideerija (2026-01-16 – now)
Companies
e-Business Register
Applied Biochemistry Consulting OÜ
14285667
Active
Tallinn
·
EMTAK 85519
Liquidator · 16.12.2025
›
Blockeys DEX OÜ
12349015
Active
Tallinn
·
EMTAK 62021
Liquidator · 10.02.2026
›
MTÜ Pollianna
80376587
Active
Tallinn
·
EMTAK 63911
Ultimate beneficial owner · 07.09.2018
Board member · 28.10.2014
Founder · 21.10.2014
›
OptimaFin OÜ
17111324
Active
Harku vald
·
EMTAK 69202
Shareholder 100% · 11.11.2024
Ultimate beneficial owner · 11.11.2024
Board member · 11.11.2024
Founder · 11.11.2024
›
Rationem OÜ
12296566
Active
Harku vald
·
EMTAK 69202
Shareholder 100% · 01.09.2023
Ultimate beneficial owner · 07.09.2018
Founder · 01.06.2012
Board member · 01.06.2012
›
Serenity Platform OÜ
16457687
Active
Tallinn
·
EMTAK 62101
Liquidator · 16.01.2026
›