Altnet Verified ISPA member

File Sanctuary

File Sanctuary is an alternative network (altnet) operator delivering full fibre broadband to homes and businesses across the UK.

★★★★☆ 4.2 / 5
6 reviews on Trustpilot Last verified: 04/05/2026
View on Trustpilot →

About File Sanctuary

This profile is built from our broadband market dataset and the sources linked on this page. We do not repeat unchecked marketing claims; numbers and dates match fields on file or linked evidence.

File Sanctuary is an alternative network (altnet) operator delivering full fibre broadband to homes and businesses across the UK.

Independent profile snapshot

This extended snapshot summarises how the provider presents itself in the UK market. It supplements the dataset-led summary above.

File Sanctuary is a small, niche Middlesbrough-based independent UK alternative network (altnet) ISP delivering full-fibre (FTTP) and FTTC broadband to homes and businesses nationally, using CityFibre and Openreach wholesale networks as its underlying connectivity platforms. Registered as File Sanctuary Ltd (Companies House 08505497, incorporated 26 April 2013) at Boho One, Bridge Street West, Middlesbrough TS2 1AE and led by Director Aaron Benjamin Russell, the company is classified under SIC 62012 (Business and domestic software development) alongside its ISP operations. File Sanctuary added CityFibre wholesale broadband in 2024 to complement its Openreach portfolio, enabling customers in the 80+ UK towns and cities where CityFibre has built FTTP to access ultrafast gigabit-capable services. The operator is an ISPA (Internet Service Providers' Association) member and subscribes to the CISAS Alternative Dispute Resolution scheme for customer complaints. Trustpilot records a perfect 5.0 out of 5 rating (from a small base of 6 reviews as of April 2026). Contact is 0330 383 0060 or support@filesanctuary.net, with the primary website at filesanctuary.net.

Key details

Year founded2013
ISPA member Listed member View ISPA members directory →
ADR schemeCISAS
Parent companyIndependent
Legal name File Sanctuary Ltd Companies House 8505497 →

Directors

Aaron Benjamin Russell

Check availability in your area

This provider is not yet in our postcode comparison tool. Visit www.filesanctuary.net to check availability directly.

What stands out

  • Full fibre network
  • Business-grade service
  • Independent UK altnet
  • ISPA member

Technologies on file

These labels come from our directory data for this provider. Short explanations below describe the technology terms in general; they are not a statement about availability at your address.

  • FTTP Full fibre to your door. Fastest and most reliable.
  • FTTC Fibre to the street cabinet, copper to your home. Widely available.

Coverage

National (CityFibre + Openreach)

File Sanctuary is not yet in our postcode comparison tool. Check availability on their website, or see which providers we can compare at your postcode.

If something goes wrong

Here is where File Sanctuary sits within the UK consumer protection framework.

Regulator
Ofcom. Sets the General Conditions that File Sanctuary must follow.
Complaints
CISAS. CISAS is a free, Ofcom-approved dispute resolution scheme. If your complaint is not resolved within eight weeks, you can escalate to CISAS for an independent decision.
Switching
Complies with One Touch Switch. Your new provider handles the switch.
Industry code
Operates under the ISPA Code of Practice.
Security
Cyber Essentials: Yes (typical for B2B telecoms)

Questions and answers

Straight answers from our directory fields for File Sanctuary. If you need live pricing or availability, use the postcode tool or the provider link above.

Where can I verify File Sanctuary's Companies House registration?
Companies House lists File Sanctuary Ltd under company number 8505497. Open the official record using the Companies House link on this page.
What Trustpilot figures does this directory show for File Sanctuary?
Our directory captured Trustpilot as 4.2 out of 5 with 6 reviews. Snapshot date in our directory: 04/05/2026. Trustpilot updates live; use the Trustpilot link on this page for the current score.
What coverage note is on file for File Sanctuary?
Our dataset records: National (CityFibre + Openreach)
Is File Sanctuary in the BroadbandSwitch postcode comparison tool?
No. This provider is not currently among those we return in the postcode comparison tool. You can still compare other providers we list.
What does verification status mean on this profile?
This profile's verification status in our directory is recorded as: verified. That reflects our internal checks against the sources linked on this page, not a government endorsement.
Does this directory flag File Sanctuary as Ofcom-registered?
Yes. We record this provider as Ofcom-registered (General Conditions of entitlement). For complaints or disputes, follow the dispute route and Ofcom guidance that apply to your situation.
Which dispute resolution scheme does this directory list for File Sanctuary?
CISAS. CISAS is a free, Ofcom-approved dispute resolution scheme. If your complaint is not resolved within eight weeks, you can escalate to CISAS for an independent decision.
Does this directory record One Touch Switch for File Sanctuary?
Our dataset records One Touch Switch as: Yes (Ofcom-mandated compliance).
Does this directory record ISPA Code of Practice adherence?
Yes. The ISPA Code of Practice field is set to yes in our dataset for this provider.
What is the BroadbandSwitch verification score?
It is an internal score from 1 to 10 based on how thoroughly we have checked Companies House, regulator and trade-body fields, and independent review data where available. It is not a measure of customer satisfaction.
What is the deals section on BroadbandSwitch.uk?
The deals section is a free, dedicated showcase on a provider's directory record where current promotional offers are published.
How does a UK broadband provider list deals on BroadbandSwitch.uk?
A verified provider submits their offer to editor@broadbandswitch.uk using the structured submission template, in exchange for a permanent backlink from their own site.
Is there a charge for the deals section?
No. The deals section is free of charge, with no contract and no affiliate commission required for inclusion on the record.
What rules govern the deals content?
All deals must comply with Ofcom General Condition C1 (in force 17 January 2025) on price rises in pounds and pence, and the CAP code on broadband speed claims (median peak-time average, in force 23 May 2018).
What happens if the backlink is removed?
BroadbandSwitch.uk monitors linking domains. If the backlink is removed and not restored within 14 days, the deals section is taken down to keep the exchange fair.
Where can I read the full Provider Style Guide?
The full guide is on this site at https://broadbandswitch.uk/style-guide/

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