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

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Search›Companies›Solarstone OÜ
12916046ActivePrivate limited companyEE101855882 · VAT-registered

Solarstone OÜ

Viljandi maakond, Viljandi linn, Arkaadia aed 5·EMTAK 26111 — Manufacture of electronic components·10+ years
Andmed · ···
On this page
SanctionsOverviewOfficersShareholdersFoundersBeneficial ownersOther rolesForeign parentSubsidiariesFinancialsTax filingsPledgesPledges as creditorLicencesNoticesTech stackCourt rulingsTVK decisionsBlacklistLabour inspectorateHazardous facilityDPA decisionsTax-deductibleEU lobby registerTrademarksPatentsReal estateVehiclesGrantsProcurementsState paymentsActivityConnected companies
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Overview

e-Business Register · 11 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
21.09.2015e-Business Register
Address
Arkaadia aed 5, Viljandi linn, 71004 Viljandi maakondADS · e-Business Register
E-mail address
info@solarstone.come-Business Register
Website
www.solarstone.come-Business Register · domain active
Telephone
+372 56316666· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 26111 - Manufacture of electronic componentse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
3 004 024,00 €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
  • Recent registrations

Data

  • 72 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • For journalists
  • Donation terms
  • Refunds
  • Terms
  • Privacy
  • Contact
© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 22 sourcese-Business Register · 7 min agoMTARTKMTRProcurementsEIS · PRIAKohesioOfficial NoticesEUIPOPatendiametBuiltWithWeb tech scanEesti InternetTööinspektsioon
e-Business Register ↗

Registered 21. september 2015, primary activity: Manufacture of electronic components. Main place of business in Viljandi linn, Viljandi maakond.

Revenue 2026 (I kv)
198 367 €
▼ 40% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
15
2026 (MTA)
Taxes paid
200 787 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 25.06.2026 (MTA)
Revenue 2026 (I kv)
198k €
▼ 40% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
15
2026 (MTA)
Taxes paid
201k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 25.06.2026 (MTA)

Tax debt over time

MTA · last 365 d
Current €0max 239k €
12 May 20263 Jun 202626 Jun 2026
30 days
−33k €
33 355,64 € → 0,00 €
90 days
–
no data yet
365 days
–
no data yet

Officers

e-Business Register · 11 h ago
RR
Romet Roosalu
Born 1978 · 48 y · board member since 07.07.2023
Board member

Founders (3)

e-Business Register · 11 h ago
JJ
Jane Jürimäe
Born 1985 · 40 y · founder since 17.09.2015
Founder · 625 €
MK
Mait Kukk
Born 1986 · 39 y · founder since 17.09.2015
Founder · 1k €
SA
Silver Aednik
Born 1983 · 43 y · founder since 17.09.2015
Founder · 625 €

Shareholders

e-Business Register · 11 h ago
OB
OÜ BiofuelLEGAL PERSON
Legal person · 10962786 · shareholder since 05.11.2025
Shareholder 100% · 3,0m €

Beneficial owners

e-Business Register · 11 h ago
RK
Raul Kirjanen
Born 1976 · 50 y · ultimate beneficial owner since 13.09.2024
Ultimate beneficial owner

Other persons

e-Business Register · 11 h ago
NC
Nasdaq CSD SEFOREIGN
Foreign / not in register · registrar of the members since 09.07.2019
Registrar of the members

Subsidiaries

e-Business Register · shareholders · 11 h ago
Solarstone OÜ12916046Shareholder 100%Solarest OÜ12444191Shareholder 100%Solarstone Infra OÜ14811908
Solarstone OÜ is a shareholder or officer in 2 more companies.

Annual reports (6)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2024
1,3m €
↘ -59.8% vs 2023
State taxes 2025
421k €
↘ -4.9% vs 2024
Employees 2024
25
↘ -35.9% vs 2023
YearRevenueProfitEquityAssetsEmployees
2024AUD1 275 012 €−2 846 370 €-1,1m €2,8m €2514.11.2025
2023AUD3 171 174 €−2 252 803 €1,8m €2,9m €3901.07.2024
2022AUD2 414 600 €−2 093 625 €4,4m €5,4m €2613.08.2023
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 · 10.04.2026 as of
2,0m €1,0m €0
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q198 367 €98 446 €102 341 €15
20251 594 982 €420 775 €426 600 €15
20242 171 173 €442 291 €553 739 €19
20233 816 218 €622 809 €627 777 €32
20223 190 244 €293 412 €
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 2026198k €–––
State taxes 202698k €–––
Taxes on workforce 2026102k €–––
Employees 202615–––
Revenue 2025332k €526k €404k €332k €
State taxes 2025110k €120k €

Commercial pledges (2 · 235k €)

Business Register · pledges
Coop Pank AS
10237832 · 2 pledge(s) · all active
235k €
#1
Rank esimene
From 01.07.2021
100 000,00 €
Active
#2
Rank teine
From 04.02.2022
135 000,00 €
Active

Licences (1)

MTR · 10 h tagasi
Active licences
1
Other1
Oldest · Newest
2025→2025
Oldest licenceTEL004903 · 23.04.2025
Active1 / 1
TEL004903
Elektritööd
Majandustegevusteade
From23.04.2025
UntilOpen-ended
Valid

Official notices (2)

Ametlikud Teadaanded · 10 h tagasi
Koondumise otsuse teade (KonkS § 27 lg 12)
Konkurentsiamet · 2241873
08.04.2024
Koondumise teade (KonkS § 27 lg 12)
Konkurentsiamet · 2231384
12.03.2024

Tech stack

Website analysis · 2 päeva tagasi
Domains (2)
www.solarstone.com
SRCÄriregister
solarstone.ee
SPFDMARC
MXMicrosoft 365
NSZone.ee
REGZone Media OÜ
SRCEIS WHOIS
Detected technologies
OtherOpen Graph · Schema.org
Tag managerGoogle Tag Manager
Web serverApache
UI frameworkTailwind CSS
Mobile carrier
+372 56316666Telia Eesti AS

Labour Inspectorate (1 act(s))

opendata.ti.ee

Enforcement cases· 1 case · 1 act

3-1/26/31916.03.2026
1 act
Ettekirjutus1 act · 16.03.2026
—
Show every act (1)+
202616.03.2026
Content access is restricted.
3-1/26/319-1-1 · Ettekirjutus
Violation
—
No fine

Trademarks (3)

Patendiamet · EUIPO · 17.05.2026
SOLARSTONE
4 classes · figurative-word · 13.10.2025 · M202501005
Registered
SO
SolarStone
8 classes · word · 26.03.2020 · 018215671
Registered
SO
SolarStone
3 classes · word · 25.09.2019 · M201900987
Registered

Patents (3 · 0 active)

Estonian Patent Office · patents, utility models, EU validations
EU patent1(0 active)Utility model1(0 active)Design1(0 active)
05879

System and method for connecting and fixing framed solar panels to make a weatherproof building-integrated modular surface

Design · IPC F24S 20/60,F24S 25/20,E04D 13/18,H01L 31/04
Filed 14.05.2020
E018200

AN INTEGRATED SOLAR PANEL TO A TILED ROOF

EU patent · IPC H02S 30/10,H02S 20/23,F24S 25/20,F24S 25/67,F24S 25/632,F24S 20/67
Filed 06.11.2017
01416

An integrated solar panel to the tiled roof

Utility model · IPC H02S 20/23,F24J 2/52
Filed 07.11.2016

Grants (7 · 347k €)

EIS + PRIA + Kohesio + Estonian Unemployment Insurance Fund
FunderGrantsTotalShare
EIS
4
314k €
Kohesio
3
33k €
Solarstone protsesside digitaliseerimine
EISEttevõtete digipöörde toetusTaaste ja vastupidavusrahastu (RRF)2023
296 604 €
Solarstone OÜ detailse energia- ja ressursiauditi koostamine
KohesioÜhtekuuluvuspoliitika fond (ERDF)European Regional Development Fund2022
5900 €
Raamitud päikesepaneeli rahvusvaheline patendikaitse
EISInnovatsiooniosak. ArendusosakEuroopa Regionaalarengu fond (ERDF)2021
4160 €
SolarStone arendusosak
EISInnovatsiooniosak. ArendusosakEuroopa Regionaalarengu fond (ERDF)2018
11 743 €
SolarStone arendusosak
KohesioÜhtekuuluvuspoliitika fond (ERDF)European Regional Development Fund2017
11 743 €
SolarStone innovatsioon
EISInnovatsiooniosak. ArendusosakEuroopa Regionaalarengu fond (ERDF)2016
1736 €
Show remaining (1)
Starditoetus
KohesioÜhtekuuluvuspoliitika fond (ERDF)European Regional Development Fund2015
14 983 €

Public procurements (2 · 416k €)

Procurement Register · 10 h tagasi
Role
Buyer1Supplier2
Total earned as supplier: 416k €
Awards
2
2023–2023 · 1 year
Total amount
416k €
avg 208k €
Buyers
2
top: Keemilise ja Bioloogilise Füüsika Instituut
Latest
14.08.2023
99k € · OÜ Otepää Üürimajad
BuyersAll3Keemilise ja Bioloogilise Füüsika Instituut1OÜ Otepää Üürimajad1
20232 awards416k €
14.082023
Otepää Kopli 6b kinnistule päikesepargi ehitus
ServicesNotice 39547f25-9d69-4504-abc2-fa05dac7f087
OÜ Otepää Üürimajad
14652137
99 013 €
Award value
24.072023
PV-elektrijaama rajamine KBFI Akadeemia tee 23 hoone katusele
ServicesNotice 506a0506-cd7f-4130-8333-8d274379d61f
Keemilise ja Bioloogilise Füüsika Instituut
74000257
316 616 €
Award value

State-sector payments (7 · 208k €)

RTK Makseandmik · 15.05.2026
Transactions
7
2024–2025 · 2 years
Total amount
208k €
avg 30k €
Buyers
5
State and municipal bodies
Latest
19.12.2025
868 € · Tallinna Tehnikaülikool

2025: 868 € · 2024: 208k €

BuyerTxAmountShare
KLIIMAMINISTEERIUM
70001231
2
157k €
MAJANDUS- JA KOMMUNIKATSIOONIMINISTEERIUM
70003158
2
36k €
Tartu Linnavalitsus
75006546
1
13k €
Tallinna Tehnikaülikool
74000323
1
868 €
Viljandi Vallavalitsus
75038606
1
850 €
20251 transaction · 868 €
19.122025
Tallinna Tehnikaülikool74000323
MAJANDAMISKULUD · Teadus- ja arendustegevus hariduses
868 €
20244 transactions · 160k €
05.112024
KLIIMAMINISTEERIUM70001231
MUUD TOETUSED · Muu keskkonnakaitse (sh keskkonnakaitse haldus)
153 622 €
25.072024
MAJANDUS- JA KOMMUNIKATSIOONIMINISTEERIUM

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
18.06.2026TaxMaksuvõlg vähenes— −6908 € (jäänud 42 592 €)
17.06.2026TaxMaksuvõlg vähenes— −8336 € (jäänud 49 500 €)
16.06.2026TaxMaksuvõlg kasvas— +224 € (kokku 57 835 €)
12.06.2026TaxMaksuvõlg vähenes— −181 382 € (jäänud 57 612 €)
11.06.2026TaxMaksuvõlg kasvas— +205 638 € (kokku 238 993 €)
12.05.2026TaxMaksuvõlg kasvas— +33 356 € (kokku 33 356 €)
2025
21.11.2025FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50015413 / 22 · Olek: Jõustunud
  • Kanne nr 20 · kanne
14.11.2025ReportEsitati 2024. aasta aruanne— Käive 1 275 012 €
05.11.2025OfficerSai osanikuks— OÜ Biofuel · · 100 %
23.04.2025LicenceUus MTR tegevusluba— Majandustegevusteade · TEL004903
2024
11.12.2024FilingKorraldav määrus— Ä 50015413 / M6 · Olek: Jõustunud
01.11.2024FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50015413 / 20 · Olek: Jõustunud
  • Kanne nr 18 · kanne
13.09.2024OfficerLisati tegelikuks kasusaajaks— Raul Kirjanen
01.07.2024ReportEsitati 2023. aasta aruanne— Käive 3 171 174 €

Connected companies

Same-person ties · e-Business Register

Solarstone OÜ is connected to 32 other companies through 4 people who hold a role here and elsewhere. The strongest tie runs through Raul Kirjanen (19 companies).

Total connections
32
via 4 people
Connecting people
4
Active here
Distinct roles
3
Board member · Founder
Strongest tie
Raul
19 companies
Via personRaul Kirjanen19Romet Roosalu6Mait Kukk4Silver Aednik3
RK
Raul Kirjanen
ultimate beneficial owner
19 other companies›
CompanyRoleReg. code
Apalta Patents OÜ
Ultimate beneficial ownerBoard member
16704157
Apalta Varad OÜ
Ultimate beneficial ownerBoard member
2021AUD1 589 011 €−84 975 €549k €1,5m €1629.09.2022
2020AUD1 695 427 €92 042 €638k €1,3m €1218.10.2021
2019624 704 €58 559 €546k €787k €510.07.2020
254 624 €
38
97k €
94k €
Taxes on workforce 2025113k €117k €102k €94k €
Employees 202520151615
Revenue 2024405k €696k €269k €802k €
State taxes 2024199k €142k €55k €47k €
Taxes on workforce 2024148k €146k €146k €113k €
Employees 202425222119
Revenue 2023837k €1,1m €964k €938k €
State taxes 2023139k €146k €160k €179k €
Taxes on workforce 2023147k €146k €169k €166k €
Employees 202338393532
Revenue 2022501k €648k €825k €1,2m €
State taxes 202260k €48k €80k €105k €
Taxes on workforce 202238k €42k €67k €107k €
Employees 202218243238
70003158
MUUD TOETUSED · Üldine majandus- ja kaubanduspoliitika
2030 €
21.052024
KLIIMAMINISTEERIUM70001231
MUUD TOETUSED · Muu keskkonnakaitse (sh keskkonnakaitse haldus)
3420 €
21.052024
Viljandi Vallavalitsus75038606
MAJANDAMISKULUD · Põhi- ja üldkeskharidus
850 €
Show remaining 2 transactions+
20242 transactions · 48k €
07.032024
MAJANDUS- JA KOMMUNIKATSIOONIMINISTEERIUM70003158
MUUD TOETUSED · Üldine majandus- ja kaubanduspoliitika
34 374 €
03.012024
Tartu Linnavalitsus75006546
PÕHIVARA · Tänavavalgustus
13 219 €
04.03.2025
FilingMuutmiskanne2×expand ›hide ⌃
  • Ä 50015413 / 21 · Olek: Jõustunud
  • Kanne nr 19 · kanne
03.03.2025FilingMuutmiskanne— Ä 50015413 / M7 · Olek: Puudused kõrvaldatud
16129109
AS GRAANUL INVEST
Supervisory board member
10990825
AS Roger Puit
Supervisory board memberUltimate beneficial owner
10106076
Fibenol Imavere OÜ
Ultimate beneficial owner
14428575
Fibenol OÜ
Supervisory board memberUltimate beneficial owner
16129115
Foreko OÜ
Ultimate beneficial owner
12028699
Osaühing KARO METS
Supervisory board memberUltimate beneficial owner
11422840
Osaühing Renalis
Supervisory board memberUltimate beneficial owner
10521289
Osaühing Tabasalu Elamute Arendus
Shareholder 2%
10820566
Osaühing Valga Puu
Supervisory board memberUltimate beneficial owner
10600304
OÜ AAB EKSKAVAATOR
Ultimate beneficial owner
11202273
OÜ Biofuel
Ultimate beneficial ownerShareholder 100%Board member
10962786
OÜ Medpharma
Ultimate beneficial owner
12200075
OÜ RNLS Holdings
Ultimate beneficial ownerBoard member
17017192
OÜ Voore Mets
Ultimate beneficial owner
10334788
… and 3 more · see on the person page ↗
RR
Romet Roosalu
board member
6 other companies›
CompanyRoleReg. code
Diah Ambar OÜ
Board memberUltimate beneficial owner
17239604
Intemor Group OÜ
Board memberShareholder 100%FounderUltimate beneficial owner
14460805
Maksifoto OÜ
Board memberUltimate beneficial owner
10071024
Solarest OÜ
Ultimate beneficial ownerBoard member
12444191
Solarstone Infra OÜ
Ultimate beneficial ownerBoard member
14811908
Temor Consulting OÜ
Founder
12819627
MK
Mait Kukk
founder
4 other companies›
CompanyRoleReg. code
MK1 OÜ
Shareholder 100%Board memberFounderUltimate beneficial owner
14595592
Monosolar OÜ
FounderUltimate beneficial owner
14623762
MTÜ Seltec Racing
Board memberFounderUltimate beneficial owner
80561729
Solarstone Infra OÜ
Founder
14811908
SA
Silver Aednik
founder
3 other companies›
CompanyRoleReg. code
Monosolar OÜ
Board memberFounderUltimate beneficial owner
14623762
OÜ Masitech
Ultimate beneficial ownerShareholder 100%Board memberFounder
12225738
OÜ RJ Invest
Board member
16524975