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Search›Companies›INTERSPECTRUM OÜ
10062963ActivePrivate limited companyEE100014462 · VAT-registered

INTERSPECTRUM OÜ

Tartu maakond, Tartu linn, Tartu linn, Teaduspargi tn 9·EMTAK 74991 — All other professional, scientific and technical activities n.e.c.·30+ years
Andmed · ···
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Overview

e-Business Register · 7 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
07.08.1996e-Business Register
Address
Teaduspargi tn 9, Tartu linn, Tartu linn, 51014 Tartu maakondADS · e-Business Register
E-mail address
info@interspectrum.eee-Business Register
Website
www.interspectrum.eee-Business Register · domain active
Telephones
+372 7383008· Elisa Eesti AS+372 5145517· Elisa Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 74991 - All other professional, scientific and technical activities n.e.c.e-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
16 064,00 €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

Browse

  • Home
  • Views
  • Industries
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
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Organisation

  • About
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 13 sourcese-Business Register · 5 min agoMTAProcurementsEIS · PRIAPatendiametBuiltWithWeb tech scanEesti Internet
e-Business Register ↗

Registered 7. august 1996, primary activity: All other professional, scientific and technical activities n.e.c.. Main place of business in Tartu linn, Tartu linn, Tartu maakond.

Revenue 2026 II kv
77 842 €
▼ 0% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
5
2026 (MTA)
Taxes paid
29 745 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 24.09.2026 (MTA)
Revenue 2026 (I-II kv)
147k €
▼ 15% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
5
2026 (MTA)
Taxes paid
52k €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 24.09.2026 (MTA)

Tax debt over time

MTA · last 365 d

Current debt: 0,00 €. History updated daily.

30 days
–
no data yet
90 days
–
no data yet
365 days
–
no data yet

Officers

e-Business Register · 7 h ago
TT
Teofilus Tõnnisson
Born 1952 · 74 y · board member since 07.08.1996
Board member

Shareholders (2)

e-Business Register · 7 h ago
TT
Teofilus Tõnnisson
Born 1952 · 74 y · shareholder since 01.09.2023
Shareholder 92% · 15k €
CV
C.w. Vince
Born 1937 · 88 y · shareholder since 01.09.2023
Shareholder 8% · 1k €

Annual reports (7)

e-Business Register · annual reports · 21 päeva tagasi
Revenue 2025
317k €
↘ -7.0% vs 2024
State taxes 2025
72k €
↗ +10.3% vs 2024
Employees 2025
6
0.0% vs 2024
YearRevenueProfitEquityAssetsEmployees
2025317 267 €−28 653 €317k €318k €602.06.2026
2024341 314 €−13 461 €345k €346k €619.06.2025
2023394 141 €33 847 €359k €363k €718.06.2024
2022445 650 €
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
200k €100k €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q146 770 €29 697 €22 546 €5
2025330 204 €72 319 €51 045 €7
2024354 527 €65 593 €50 189 €8
2023375 605 €82 892 €50 432 €9
2022434 998 €63 029 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202669k €78k €––
State taxes 202611k €18k €––
Taxes on workforce 202611k €11k €––
Employees 202655––
Revenue 202595k €78k €52k €105k €
State taxes 202514k €20k €

Tech stack

BuiltWith · 3 päeva tagasi
Domains (3)
www.interspectrum.ee
SRCÄriregister
infraspectrum.ee
SPFDMARC
REGTelia Eesti AS
SRCEIS WHOIS
Could not analyse (This operation was aborted)
interspectrum.ee
SPFDMARC
REGTelia Eesti AS
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
Page builderElementor
JavaScript libraryjQuery
Web serverApache
UI frameworkTailwind CSS
Content management (CMS)WordPress
Mobile carrier
+372 5145517Elisa Eesti AS+372 7383008Elisa Eesti AS
Widgets12JavaScript libraries11Email server4Frameworks3Mobile technologies3RSS / feeds2SSL certificate2Programming language2Web server1Content management (CMS)1Hosting1CDN1Linked services1
Category breakdown
Widgets (12)
SEO Management · WordPress Plugins · Fonts · Site Search · Search API · Semantic Search · Content Optimization · Page Builder · Website Builder · Page Builder Addons · Low-Code/No-Code Platform · Graphic Design Tool · UX/UI Design Tool · Content Creation · Content Modification · Content Management System

Trademarks (1)

Patendiamet · 15.05.2026
IN
INTERSPECTRUM
1 class · word · 25.03.1993 · 9302742
Registered

Grants (1 · 10k €)

EIS + PRIA + Kohesio + Estonian Unemployment Insurance Fund
Gaaside infrapuna Fourier spektroskoopia
EISEesti – Norra koostööprogrammEesti-Norra koostööprogramm (Green ICT)2019
10 050 €

Public procurements (2 · 132k €)

Procurement Register · 6 h tagasi
Awards
2
2019–2019 · 1 year
Total amount
132k €
avg 66k €
Buyers
1
top: Tartu Ülikool
Latest
02.10.2019
12k € · Tartu Ülikool
20192 awards132k €
02.102019
Õppeotstarbelise infrapuna spektromeetri ostmine
ServicesNotice ted-2019-10-40
Tartu Ülikool
74001073
11 980 €
Award value
25.062019
Hüperspektraalsele radiomeetrile spektromeetrite moodulite ostmine
ServicesNotice ted-2019-7-80
Tartu Ülikool
74001073
120 000 €
Award value

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
11.09.2026TaxMaksuvõlg kasvas— +2347 € (kokku 2347 €)
02.06.2026ReportEsitati 2025. aasta aruanne— Käive 317 267 €
2025
19.06.2025ReportEsitati 2024. aasta aruanne— Käive 341 314 €

Connected companies

Same-person ties · e-Business Register

INTERSPECTRUM OÜ is connected to 3 other companies through 1 person who hold a role here and elsewhere. The strongest tie runs through Teofilus Tõnnisson (3 companies).

Total connections
3
via 1 person
Connecting people
1
Active here
Distinct roles
2
Board member · Shareholder
Strongest tie
Teofilus
3 companies
Via personTeofilus Tõnnisson3
TT
Teofilus Tõnnisson
board member, shareholder 92%
3 other companies›
CompanyRoleReg. code
Infraspectrum OÜ
FounderBoard memberShareholder 100%
10300832
INTERSPECTRA OÜ
Board member
−18 546 €
325k €
377k €
8
20.06.2023
2021645 869 €−2276 €344k €402k €823.06.2022
2020370 782 €−77 573 €346k €374k €1028.06.2021
2019541 904 €71 405 €423k €449k €1021.07.2020
49 601 €
9
16k €
23k €
Taxes on workforce 202513k €13k €13k €12k €
Employees 20259767
Revenue 202482k €109k €81k €83k €
State taxes 202416k €17k €16k €16k €
Taxes on workforce 202413k €13k €12k €13k €
Employees 20248778
Revenue 202363k €143k €69k €101k €
State taxes 202319k €21k €15k €28k €
Taxes on workforce 202313k €13k €13k €12k €
Employees 20239889
Revenue 202290k €122k €101k €122k €
State taxes 202213k €20k €14k €15k €
Taxes on workforce 202213k €13k €13k €12k €
Employees 202291099
JavaScript libraries (11)
JavaScript Library · Animation · DOM Manipulation · Event Handling · Ajax Library · Compatibility · Polyfill · jQuery Plugin · UI · Performance Optimization · Image Gallery · Framework · Module System · Module Loader · Resource Loader · Browser Feature Detection · JavaScript Enhancements
Email server (4)
Secure Email · Business Email Hosting · DMARC
Frameworks (3)
WordPress Theme · Schema
Mobile technologies (3)
–
RSS / feeds (2)
–
SSL certificate (2)
Root Authority
Programming language (2)
–
Web server (1)
–
Content management (CMS) (1)
Open Source · Blog · Simple Website Builder · Community CMS · eCommerce Enabled
Hosting (1)
Server Location
CDN (1)
–
Linked services (1)
Page Type
Shareholder 100%
10914959
Nõo vald, Tõravere alevik, Torni tn 3 korteriühistu
Board memberFounder
80402451

Analysis · 2025

computed from annual reports
Revenue317k €median 17k €18.5× the sector median
Net margin-9.0%median 15.4%-24.5 pp vs sector median
Revenue per employee53k €median 41k €1.3× the sector median
Revenue change-7.0%median 1.9%-9.0 pp vs sector median
Equity ratio99.8%
Current ratio209.03
Labour cost of revenue42.1%
Profit per employee−4775 €
Compared with2024revenue 341k €

Peer group: Kogu muu mujal liigitamata kutse-, teadus- ja tehnikaalane tegevus, 2,169 trading companies that filed a report in the last three years.

Founded 1996. That year 3,427 osaühing were registered; 3,314 are still trading, or 96.7%.