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Search›Companies›Sissy Calculations OÜ
12132043ActivePrivate limited companyEE101465654 · VAT-registered

Sissy Calculations OÜ

Harju maakond, Tallinn, Kristiine linnaosa, Rivi tn 4-82·EMTAK 7739 — Rental and leasing of other machinery, equipment and tangible goods n.e.c.·15+ years
Andmed · ···
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Overview

e-Business Register · 4 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
11.07.2011e-Business Register
Address
Rivi tn 4-82, Kristiine linnaosa, Tallinn, 11316 Harju maakondADS · e-Business Register
E-mail address
viki@eventtents.eee-Business Register
Telephone
+372 5069999· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 7739 - Rental and leasing of other machinery, equipment and tangible goods n.e.c.e-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
  • Activity licences
  • Recent registrations

Data

  • 78 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
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  • For journalists
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  • Donation terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 9 sourcese-Business Register · just nowMTARTKWeb tech scanEesti Internet
e-Business Register ↗

Registered 11. juuli 2011, primary activity: Rental and leasing of other machinery, equipment and tangible goods n.e.c.. Main place of business in Kristiine linnaosa, Tallinn, Harju maakond.

Revenue 2026 III kv
588 806 €
▲ 29% vs 2025 III kv
As of 10.10.2026 (MTA)
Employees
5
2026 (MTA)
Taxes paid
17 405 €
State + labour taxes · 2026 III kv
Tax debt
0 €
As of 09.11.2026 (MTA)
Revenue 2026 (I-III kv)
1,2m €
▼ 16% vs 2025 I-III kv
As of 10.10.2026 (MTA)
Employees
5
2026 (MTA)
Taxes paid
57k €
State + labour taxes · 2026 (I-III kv)
Tax debt
€0
As of 09.11.2026 (MTA)

Officers

e-Business Register · 4 h ago
VK
Viktor Kiolein
Born 1973 · 53 y · board member since 19.03.2014
Board member

Founders

e-Business Register · 4 h ago
NK
Nelle Kiolein
Born 1949 · 76 y · founder since 30.06.2011
Founder · 3k €

Shareholders

e-Business Register · 4 h ago
VK
Viktor Kiolein
Born 1973 · 53 y · shareholder since 02.09.2023
Shareholder 100% · 3k €

Annual reports (7)

e-Business Register · annual reports · 6 h tagasi
Revenue 2025
1,3m €
↘ -18.8% vs 2024
State taxes 2025
26k €
↗ +11.3% vs 2024
Employees 2025
5
↗ +25.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.10.2026 as of
1,0m €500k €0

Tech stack

Website analysis · 2 päeva tagasi
Domains (1)
eventtents.ee
SPF
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
Content management (CMS)WordPress
Page builderElementor
JavaScript libraryjQuery

State-sector payments (5 · 8k €)

RTK Makseandmik · 15.05.2026
Transactions
5
2024–2025 · 2 years
Total amount
8k €
avg 2k €
Buyers
4
State and municipal bodies
Latest
01.07.2025
1k € · Harku Vallavalitsus

2025: 3k € · 2024: 5k €

BuyerTxAmountShare
Järvamaa Kutsehariduskeskus
70008546
1

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
24.09.2026ReportEsitati 2025. aasta aruanne— Käive 1 304 917 €
2025
27.06.2025ReportEsitati 2024. aasta aruanne— Käive 1 607 487 €

Connected companies

Same-person ties · e-Business Register

Sissy Calculations OÜ is connected to 4 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Viktor Kiolein (2 companies).

Total connections
4
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Shareholder
Strongest tie
Viktor
2 companies
Via personViktor Kiolein
Equity
Assets
Employees
20251 304 917 €174 316 €471k €888k €524.09.2026
20241 607 487 €−62 084 €297k €687k €427.06.2025
20231 059 669 €−63 486 €359k €525k €529.10.2024
20221 185 568 €−53 919 €422k €603k €405.10.2023
2021756 213 €2442 €476k €631k €429.08.2022
2020411 143 €37 681 €474k €622k €416.09.2021
20191 082 492 €−195 624 €436k €724k €713.04.2021
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-III Q1 154 747 €27 416 €29 512 €5
20251 651 271 €25 872 €35 826 €11
20241 607 047 €23 247 €40 072 €4
20231 160 770 €36 491 €48 599 €5
20221 117 760 €52 925 €40 358 €4
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026270k €296k €589k €–
State taxes 202611k €8k €8k €–
Taxes on workforce 202612k €9k €9k €–
Employees 2026565–
Revenue 2025514k €400k €455k €282k €
State taxes 20256k €0 €11k €9k €
Taxes on workforce 20257k €10k €12k €7k €
Employees 202567311
Revenue 2024274k €495k €534k €303k €
State taxes 202411k €0 €7k €5k €
Taxes on workforce 202412k €15k €7k €6k €
Employees 20246434
Revenue 2023305k €110k €400k €346k €
State taxes 202310k €10k €17k €0 €
Taxes on workforce 202310k €10k €17k €11k €
Employees 20233835
Revenue 2022122k €262k €349k €385k €
State taxes 20229k €14k €11k €18k €
Taxes on workforce 20229k €8k €9k €15k €
Employees 20223394
Security
reCAPTCHA
Web serverApache
UI frameworkTailwind CSS
Mobile carrier
+372 5069999Telia Eesti AS
3k €
Harku Vallavalitsus
75014132
2
3k €
Võru Instituut
70004347
1
2k €
OÜ Strantum
10731164
1
259,86 €
20253 transactions · 3k €
01.072025
Harku Vallavalitsus75014132
MAJANDAMISKULUD · Vaba aja üritused
1493 €
01.072025
Harku Vallavalitsus75014132
MAJANDAMISKULUD · Vaba aja üritused
1469 €
24.032025
OÜ Strantum10731164
MAJANDAMISKULUD · Muu majandus (sh majanduse haldus)
260 €
20242 transactions · 5k €
30.082024
Võru Instituut70004347
MAJANDAMISKULUD · Rahvakultuur
1615 €
19.062024
Järvamaa Kutsehariduskeskus70008546
MAJANDAMISKULUD · Kutseharidus
3385 €
2
Nelle Kiolein2
VK
Viktor Kiolein
board member, shareholder 100%
2 other companies›
CompanyRoleReg. code
Jalgpalliklubi Tabasalu
Board memberFounder
80350798
OÜ Eventtents
Board memberShareholder 100%Founder
12801704
NK
Nelle Kiolein
founder
2 other companies›
CompanyRoleReg. code
Loreley Arvestused OÜ
Shareholder 100%Board memberFounder
12569076
Tallinn, Niidi tn 3 korteriühistu
Board member
80430988

Analysis · 2025

computed from annual reports
Revenue1,3m €median 20k €64.6× the sector median
Net margin13.4%median 2.2%+11.2 pp vs sector median
Revenue per employee261k €median 70k €3.7× the sector median
Revenue change-18.8%median 0.0%-18.8 pp vs sector median
Equity ratio53.0%
Current ratio0.47current assets cover under 1× liabilities
Labour cost of revenue8.2%
Profit per employee34 863 €
Compared with2024revenue 1,6m €

Peer group: Muude mujal liigitamata masinate, seadmete jm materiaalse vara rentimine ja kasutusrent, 106 trading companies that filed a report in the last three years.

Founded 2011. That year 7,668 osaühing were registered; 7,378 are still trading, or 96.2%.