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Search›Companies›OÜ Optofluid Technologies
12261272ActivePrivate limited companyEE101623658 · VAT-registered

OÜ Optofluid Technologies

Harju maakond, Tallinn, Kristiine linnaosa, Tulika tn 32/1·EMTAK 72101 — Research and experimental development on natural sciences and engineering·14+ years
Andmed · ···
On this page
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Overview

e-Business Register · 20 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
05.04.2012e-Business Register
Address
Tulika tn 32/1, Kristiine linnaosa, Tallinn, 10613 Harju maakondADS · e-Business Register
E-mail address
rene.joeleht@gmail.come-Business Register
Telephone
+372 5038836· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 72101 - Research and experimental development on natural sciences and engineeringe-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €e-Business Register
nimistu
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Recent registrations

Data

  • 72 sources
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 11 sourcese-Business Register · 5 min agoMTAPatendiametWeb tech scanEesti Internet
e-Business Register ↗

Registered 5. aprill 2012, primary activity: Research and experimental development on natural sciences and engineering. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
0 €
▼ 100% vs 2023
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
6739 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
0 €
▼ 100% vs 2023
As of 10.04.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
7k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Officers (2)

e-Business Register · 20 h ago
IF
Ivo Fridolin
Born 1971 · 54 y · board member since 05.04.2012
Board member
RJ
Rene Jõeleht
Born 1984 · 41 y · board member since 05.04.2012
Board member

Founders (2)

e-Business Register · 20 h ago
RJ
Rene Jõeleht
Born 1984 · 41 y · founder since 04.04.2012
Founder · 1k €
IF
Ivo Fridolin
Born 1971 · 54 y · founder since 04.04.2012
Founder · 1k €

Shareholders (2)

e-Business Register · 20 h ago
RJ
Rene Jõeleht
Born 1984 · 41 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
IF
Ivo Fridolin
Born 1971 · 54 y · shareholder since 01.09.2023
Shareholder 50% · 1k €

Beneficial owners (2)

e-Business Register · 20 h ago
RJ
Rene Jõeleht
Born 1984 · 41 y · ultimate beneficial owner since 17.09.2018
Ultimate beneficial owner
IF
Ivo Fridolin
Born 1971 · 54 y · ultimate beneficial owner since 17.09.2018
Ultimate beneficial owner

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
0 €
↘ -100.0% vs 2023
State taxes 2025
23k €
↗ +226% vs 2024
Employees 2024
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
50k €25k €0

Tech stack

Website analysis · 1 päeva tagasi
Domains (1)
optofluid.ee
SPF
MXGoogle Workspace
REGElkdata OÜ
SRCEIS WHOIS
Detected technologies
Web serverApache
Mobile carrier
+372 5038836Telia Eesti AS

Trademarks (0 · 2 ended)

Patendiamet · 16.05.2026
Show ended (2)
MC
MCM
1 class · word · 21.01.2015 · M201500080
Expired
OFT OPTOFLUID TECHNOLOGIES
1 class · figurative-word · 29.09.2013 · M201300942
Expired

Patents (4 · 0 active)

Estonian Patent Office · patents, utility models, EU validations
EU patent1(0 active)Design3(0 active)
E016480

A METHOD AND DEVICE FOR DETERMINING CONTENT OF THE MIDDLE AND PROTEIN BOUND UREMIC TOXINS IN A BIOLOGICAL FLUID

EU patent · IPC G01N 21/64,G01N 33/52,A61B 5/145,G01N 21/31
Filed 27.06.2011
05669

Method for middle and protein bound uremic toxins measurements in the biological fluids

Design · IPC A61B 5/145,G01N 21/31,G01N 33/52
Filed 09.12.2010
05676

History

last 2 years · MTA + ÄR + MTR + Procurements
2025
30.06.2025ReportEsitati 2024. aasta aruanne— Käive 0 €

Connected companies

Same-person ties · e-Business Register

OÜ Optofluid Technologies is connected to 2 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Ivo Fridolin (1 company).

Total connections
2
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Ivo
1 company
Via personIvo Fridolin
Assets
Employees
20240 €−287 501 €36k €260k €030.06.2025
202325 675 €−322 813 €324k €417k €029.05.2024
20220 €−344 600 €646k €664k €030.06.2023
202115 000 €−366 371 €991k €1,0m €016.06.2022
20200 €−93 237 €1,4m €1,4m €101.06.2021
20190 €340 935 €1,5m €1,8m €909.07.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q0 €3315 €3424 €1
20250 €23 136 €24 277 €1
20240 €7107 €7553 €1
202325 923 €3027 €3229 €1
20220 €1220 €1323 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20260 €–––
State taxes 20263k €–––
Taxes on workforce 20263k €–––
Employees 20261–––
Revenue 20250 €0 €0 €0 €
State taxes 20251k €9k €5k €8k €
Taxes on workforce 20251k €10k €5k €8k €
Employees 20253221
Revenue 20240 €0 €0 €0 €
State taxes 20241k €4k €1k €1k €
Taxes on workforce 20241k €4k €1k €1k €
Employees 20241111
Revenue 20230 €24k €-24k €26k €
State taxes 2023––2k €1k €
Taxes on workforce 2023––2k €1k €
Employees 2023–111
Revenue 20220 €0 €0 €0 €
State taxes 20221k €–––
Taxes on workforce 20221k €–––
Employees 2022––––

Optical method and device for middle and protein bound uremic toxins measurements in the biological fluids

Design · IPC A61B 5/145,G01N 21/31,G01N 33/52
Filed 27.06.2010
05622

A device and method for measuring the concentration of substances in biological fluid

Design · IPC A61M 1/16,G01N 21/33,G01N 33/487
Filed 03.12.2008
1
Rene Jõeleht1
IF
Ivo Fridolin
board member, founder, shareholder 50%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Mittetulundusühing Buddhaloka
Board memberUltimate beneficial owner
80260896
RJ
Rene Jõeleht
board member, founder, shareholder 50%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Appnology OÜ
FounderUltimate beneficial ownerShareholder 100%Board member
14438579