Company profile
Fibra Optica y Sistemas Fos S.A. Sfo
RUC 1792304121001 · Quito, Pichincha
Caution: the two sources disagree. The corporate registry lists it as Disolución y Liquidación Oficio Inscrita en RM, but the SRI has its RUC as Active . Verify the situation before doing business with this company. What each status means
See the tax detailsRegistry data
- RUC
- 1792304121001
- Legal name
- FIBRA OPTICA Y SISTEMAS FOS S.A. SFO
- Trade name
- F.O.S ECUADOR S.A.
- Company type
- Stock corporation (S.A.)
- Size segment (SCVS)
- Microenterprise · 2025
- Incorporation date
- March 28, 2011
- Start of activities (SRI)
- March 28, 2011
- Subscribed capital
- $800
- Economic activity
- Operation, maintenance or provision of access to voice, data, text, sound and video transmission services using a wireless telecommunications infrastructure. Includes the maintenance and operation of paging and cellular telephone networks and other wireless telecommunications networks
- ISIC code
- J6120.01
- Last year with filed statements
- 2025
- Address
- Av Colon, 12 de Octubre, Mariscal Sucre
- Location
- Quito, Pichincha
- Region
- Sierra
- Phone
- 022551485
Financial statements
- Debt ratio
- 0.0%
- Return on equity (ROE)
- 0.0%
Balance sheet structure · 2025
What it owns
- Current assets $800 100%
- Non-current assets $0 0%
How it is financed
- Current liabilities $0 0%
- Non-current liabilities $0 0%
- Equity $800 100%
“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 | $0 | $800 | $800 | 3 |
| 2024 | $0 | $0 | $800 | $800 | 3 |
| 2023 | $0 | $0 | $800 | $800 | 3 |
| 2022 | $0 | $0 | $800 | $800 | 3 |
| 2021 | $0 | $0 | $45,967 | $3,739 | 4 |
| 2020 | $0 | $2,679 | $45,648 | $3,479 | 4 |
| 2019 | $0 | $0 | $800 | $800 | 7 |
| 2018 | $17,506 | −$1,758 | $31,182 | $243 | 7 |
| 2017 | $50,991 | $4,628 | $32,222 | $6,629 | 7 |
| 2016 | $114,824 | −$7,280 | $48,552 | $9,281 | 7 |
| 2015 | $128,845 | −$627 | $0 | $2,139 | 7 |
| 2014 | $129,681 | $8,951 | $9,837 | $1,111 | 7 |
| 2013 | $271,759 | −$8,239 | $2,441 | −$7,839 | 5 |
| 2012 | $251,905 | −$200 | $1,200 | $200 | 5 |
| 2011 | $35,712 | $0 | $800 | $800 | 5 |
Its 2021 revenue exceeds that of 0.0% of the 64,726 companies in the country that recorded sales that year. In Pichincha, it exceeds 0.0% of the 21,640 on record.
Within its activity (ISIC code J6120.01, 93 companies with sales), its revenue exceeds that of 0.0%; the trade’s typical margin was 2.0%.
Values in US dollars, as filed with the Superintendencia de Compañías, Ecuador’s corporate regulator.
Tax status (SRI)
updated September 6, 2026This status does not match the corporate registry, which lists the company as Disolución y Liquidación Oficio Inscrita en RM.
- 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
- March 28, 2011
Establishments · 3 registered, 3 open
- HEAD OFFICE Pichincha / Quito / Mariscal Sucre / 12 de Octubre y Colon Open
- Sucumbios / Lago Agrio / Nueva Loja / Via Quito SN Open
- Pichincha / Quito / Iñaquito / el Comercio E10-92 y el Dia 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 3 open establishments across 2 provinces.
Azuay: no dataBolívar: no dataCarchi: no dataCañar: no dataChimborazo: no dataCotopaxi: no dataEl Oro: no dataEsmeraldas: no dataGalápagos: no dataGuayas: no dataImbabura: no dataLoja: no dataLos Ríos: no dataManabí: no dataMorona Santiago: no dataNapo: no dataOrellana: no dataPastaza: no dataPichincha: 2 companiesSanta Elena: no dataSanto Domingo de los Tsáchilas: no dataSucumbíos: 1 companiesTungurahua: no dataZamora Chinchipe: no data Point at or tap a province to see its figure
1 2
Provinces with a presence
- Pichincha head office 2 locations
- Sucumbios 1 location
Establishments declared to the SRI (Servicio de Rentas Internas, the national tax authority), updated September 6, 2026. The location is the province and canton on record, not each site’s exact address.
Activity classification (ISIC)
- Information and communication
- Telecommunications
- Wireless telecommunications activities
- Wireless telecommunications activities
- Operation, maintenance or provision of access to voice, data, text, sound and video transmission services using a wireless telecommunications infrastructure. Includes the maintenance and operation of paging and cellular telephone networks and other wireless telecommunications networks
Frequently asked questions
What is the RUC of Fibra Optica y Sistemas Fos S.A. Sfo?
The RUC (taxpayer registration number) of FIBRA OPTICA Y SISTEMAS FOS S.A. SFO is 1792304121001, according to Ecuador’s public corporate registry.
Is Fibra Optica y Sistemas Fos S.A. Sfo active?
No. Its legal status in the registry is Disolución y Liquidación Oficio Inscrita en RM.
What trade name does Fibra Optica y Sistemas Fos S.A. Sfo use?
It operates under the trade name F.O.S ECUADOR S.A., according to the SRI’s RUC registry.
What does Fibra Optica y Sistemas Fos S.A. Sfo do?
Its registered economic activity (ISIC J6120.01) is: Operation, maintenance or provision of access to voice, data, text, sound and video transmission services using a wireless telecommunications infrastructure. Includes the maintenance and operation of paging and cellular telephone networks and other wireless telecommunications networks
Where is Fibra Optica y Sistemas Fos S.A. Sfo located?
Its registered address is in Quito, province of Pichincha, Ecuador.
When was Fibra Optica y Sistemas Fos S.A. Sfo incorporated?
It was incorporated on March 28, 2011, as a stock corporation (s.a.).
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Corporate information from official public records of Ecuador · where this data comes from