Company profile
Cornerstone-exploraciones-ecuador S.A.
RUC 1793103715001 · Quito, Pichincha
Registry data
- RUC
- 1793103715001
- Legal name
- CORNERSTONE-EXPLORACIONES-ECUADOR S.A.
- Company type
- Stock corporation (S.A.)
- Size segment (SCVS)
- Microenterprise · 2025
- Incorporation date
- October 16, 2020
- Start of activities (SRI)
- December 8, 2020
- Subscribed capital
- $800
- Economic activity
- Mining and preparation of ores valued chiefly for their non-ferrous metal content: aluminium (bauxite), copper, lead, zinc, tin, manganese, chromium, nickel, cobalt, molybdenum, tantalum, vanadium, etc.
- ISIC code
- B0729.01
- Last year with filed statements
- 2025
- Address
- Av 12 de Octubre N24-528, Luis Cordero, la Floresta
- Location
- Quito, Pichincha
- Region
- Sierra
- Phone
- 022232084
Financial statements
- Current ratio
- 0.01
- Debt ratio
- 99.5%
- Return on equity (ROE)
- −98.1%
Balance sheet structure · 2025
What it owns
- Current assets $1,094 1%
- Non-current assets $83,712 99%
How it is financed
- Current liabilities $84,401 100%
- Non-current liabilities $0 0%
- Equity $404 0%
“Current” means within one year: what can be turned into cash, or what has to be paid, in that span.
| Year | Revenue | Net result | Assets | Equity | Employees |
|---|---|---|---|---|---|
| 2025 | $0 | −$396 | $84,805 | $404 | 2 |
| 2024 | $0 | −$309 | $84,498 | $95 | 2 |
| 2023 | $0 | −$396 | $84,805 | $404 | 2 |
| 2022 | $0 | −$4,524 | $83,201 | $800 | 1 |
| 2021 | $0 | −$275 | $68,737 | $800 | 3 |
| 2020 | $0 | $0 | $0 | $0 | 4 |
Values in US dollars, as filed with the Superintendencia de Compañías, Ecuador’s corporate regulator.
Tax status (SRI)
updated September 2, 2026- Phantom taxpayer: No
- Nonexistent transactions: No
- Tax regime
- General regime The set of rules under which it files its taxes
- Required to keep accounting books
- Yes
- Withholding agent
- No When paying third parties, it withholds taxes and remits them to the SRI
- Special taxpayer
- No Designated by the SRI for its size, with additional filing obligations
- Start of activities
- December 8, 2020
Establishments · 1 registered, 1 open
- HEAD OFFICE Pichincha / Quito / Iñaquito / Av la Coruña E25-58 y San Ignacio Open
Tax status according to the public records of the SRI (Servicio de Rentas Internas, the national tax authority). The risk designations are the SRI’s, not a rating by this site: phantom taxpayer means the SRI considers the company to have no real activity at its declared address, and nonexistent transactions means it invoiced operations the SRI determined never took place.
Where it operates
It has 1 open establishment in Pichincha.
Cayambe · 0 companiesMejia · 0 companiesPedro Moncayo · 0 companiesPedro Vicente Maldonado · 0 companiesPuerto Quito · 0 companiesQuito · 1 companiesRuminahui · 0 companiesSan Miguel de los Bancos · 0 companies Point at or tap a canton to see its figure
Cantons of the province. Each canton links to its listing. Boundaries: geoBoundaries (CC BY 4.0).
Cantons with a presence
- Quito head office 1 location
Establishments declared to the SRI (Servicio de Rentas Internas, the national tax authority), updated September 2, 2026. The location is the province and canton on record, not each site’s exact address.
Activity classification (ISIC)
- Mining and quarrying
- Mining of metal ores
- Mining of non-ferrous metal ores
- Mining of other non-ferrous metal ores
- Mining and preparation of ores valued chiefly for their non-ferrous metal content: aluminium (bauxite), copper, lead, zinc, tin, manganese, chromium, nickel, cobalt, molybdenum, tantalum, vanadium, etc.
Frequently asked questions
What is the RUC of Cornerstone-exploraciones-ecuador S.A.?
The RUC (taxpayer registration number) of CORNERSTONE-EXPLORACIONES-ECUADOR S.A. is 1793103715001, according to Ecuador’s public corporate registry.
Is Cornerstone-exploraciones-ecuador S.A. active?
Yes. Its legal status in the registry is Activa.
What does Cornerstone-exploraciones-ecuador S.A. do?
Its registered economic activity (ISIC B0729.01) is: Mining and preparation of ores valued chiefly for their non-ferrous metal content: aluminium (bauxite), copper, lead, zinc, tin, manganese, chromium, nickel, cobalt, molybdenum, tantalum, vanadium, etc.
Where is Cornerstone-exploraciones-ecuador S.A. located?
Its registered address is in Quito, province of Pichincha, Ecuador.
When was Cornerstone-exploraciones-ecuador S.A. incorporated?
It was incorporated on October 16, 2020, as a stock corporation (s.a.).
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Corporate information from official public records of Ecuador · where this data comes from