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Search›Companies›OÜ Mantissa
14363947ActivePrivate limited companyEE102072143 · VAT-registered

OÜ Mantissa

Harju maakond, Tallinn, Lasnamäe linnaosa, Pallasti tn 34-2·EMTAK 41001 — Construction of residential and non-residential buildings·8+ years
Andmed · ···
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Overview

e-Business Register · 1 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
02.11.2017e-Business Register
Address
Pallasti tn 34-2, Lasnamäe linnaosa, Tallinn, 11416 Harju maakondADS · e-Business Register
E-mail address
mantissa.box@gmail.come-Business Register
Principal activity
EMTAK 41001 - Construction of residential and non-residential buildingse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €e-Business Register
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

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  • Activity licences
  • Recent registrations

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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 7 sourcese-Business Register · 1 min agoMTAMTR
e-Business Register ↗

Registered 2. november 2017, primary activity: Construction of residential and non-residential buildings. Main place of business in Lasnamäe linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
10 425 €
▲ 251% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
3839 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 14.08.2026 (MTA)
Revenue 2026 (I-II kv)
13k €
▲ 60% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
1
2026 (MTA)
Taxes paid
6k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 14.08.2026 (MTA)

Officers (2)

e-Business Register · 1 h ago
AI
Aleksei Ivanov
Born 1980 · 45 y · board member since 02.11.2017
Board member
SI
Sergei Ivanov
Born 1976 · 49 y · board member since 02.11.2017
Board member

Founders (2)

e-Business Register · 1 h ago
AI
Aleksei Ivanov
Born 1980 · 45 y · founder since 01.11.2017
Founder · 1k €
SI
Sergei Ivanov
Born 1976 · 49 y · founder since 01.11.2017
Founder · 1k €

Shareholders (2)

e-Business Register · 1 h ago
SI
Sergei Ivanov
Born 1976 · 49 y · shareholder since 01.09.2023
Shareholder 50% · 1k €
AI
Aleksei Ivanov
Born 1980 · 45 y · shareholder since 01.09.2023
Shareholder 50% · 1k €

Annual reports (7)

e-Business Register · annual reports · 9 päeva tagasi
Revenue 2025
28k €
↗ +35.8% vs 2024
State taxes 2025
8k €
↗ +74.4% vs 2024
Employees 2025
1
0.0% vs 2024
YearRevenueProfit

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
20k €10k €0

Licences (2)

MTR · 1 h tagasi
Active licences
2
Other2
Oldest · Newest
2017→2017
Oldest licenceEEH010231 · 03.11.2017
Active2 / 2
EEH010231
Ehitamine
Majandustegevusteade
From03.11.2017
UntilOpen-ended
Valid

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
19.06.2026ReportEsitati 2025. aasta aruanne— Käive 28 141 €
2025
23.05.2025ReportEsitati 2024. aasta aruanne— Käive 20 725 €

Connected companies

Same-person ties · e-Business Register

OÜ Mantissa is connected to 5 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Sergei Ivanov (3 companies).

Total connections
5
via 2 people
Connecting people
2
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Sergei
3 companies
Via personSergei Ivanov
Equity
Assets
Employees
202528 141 €−10 586 €48k €52k €119.06.2026
202420 725 €−15 052 €59k €62k €123.05.2025
202338 750 €3750 €74k €78k €127.06.2024
202220 342 €−9781 €70k €74k €127.06.2023
202127 698 €−4150 €80k €83k €104.07.2022
202028 217 €−544 €84k €88k €119.07.2021
201929 680 €5979 €85k €87k €130.06.2020
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-II Q12 618 €3748 €2237 €1
202528 418 €7676 €4936 €1
202422 255 €4401 €3566 €1
202339 531 €8467 €3315 €1
202219 090 €4237 €3169 €1
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20262k €10k €––
State taxes 20261k €3k €––
Taxes on workforce 20261k €1k €––
Employees 202611––
Revenue 20255k €3k €9k €11k €
State taxes 20251k €1k €2k €3k €
Taxes on workforce 20251k €1k €1k €2k €
Employees 20251111
Revenue 20247k €5k €5k €5k €
State taxes 20241k €945 €1k €1k €
Taxes on workforce 2024894 €1k €1k €668 €
Employees 20241111
Revenue 20234k €6k €19k €11k €
State taxes 20231k €1k €4k €2k €
Taxes on workforce 2023795 €840 €840 €840 €
Employees 20231111
Revenue 20227k €5k €3k €4k €
State taxes 20221k €1k €726 €827 €
Taxes on workforce 2022733 €812 €812 €812 €
Employees 20221111
EEP003977
Projekteerimine
Majandustegevusteade
From03.11.2017
UntilOpen-ended
Valid
3
Aleksei Ivanov2
SI
Sergei Ivanov
board member, founder, shareholder 50%
3 other companies›
CompanyRoleReg. code
Mittetulundusühing Mantissa
Board member
80234640
Tallinn, Liikuri tn 16 korteriühistu
Board member
80106340
Tallinn, Pallasti tn 34 korteriühistu
Board member
80163756
AI
Aleksei Ivanov
board member, founder, shareholder 50%
2 other companies›
CompanyRoleReg. code
Tallinn, Liikuri tn 5 korteriühistu
Board member
80571923
Tallinn, Liikuri tn 50 korteriühistu
Board member
80008004

Analysis · 2025

computed from annual reports
Revenue28k €median 59k €48% of the sector median
Net margin-37.6%median 3.5%-41.1 pp vs sector median
Revenue per employee28k €median 53k €53% of the sector median
Revenue change35.8%median 4.4%+31.3 pp vs sector median
Equity ratio92.6%
Current ratio13.11
Labour cost of revenue52.9%
Profit per employee−10 586 €
Compared with2024revenue 21k €

Peer group: Elamute ja mitteeluhoonete ehitus, 6,267 trading companies that filed a report in the last three years.

Founded 2017. That year 14,399 osaühing were registered; 13,840 are still trading, or 96.1%.