Altnet Verified

Onestream

Onestream is an alternative network (altnet) operator delivering full fibre broadband to homes across the UK.

★★★★☆ 4.3 / 5
38140 reviews on Trustpilot Last verified: 04/05/2026
View on Trustpilot →

About Onestream

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.

Onestream is an alternative network (altnet) operator delivering full fibre broadband to homes 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.

Onestream is a UK national budget retail broadband provider delivering FTTC (superfast), full-fibre (FTTP) and ADSL packages to consumer customers across the UK via Openreach's wholesale network, positioning itself on headline low pricing although historically subject to customer complaints regarding auto-added service add-ons and mid-contract price rises. Registered as Onestream Limited (Companies House 10389581, incorporated 22 September 2016) at Unit 15, Fulcrum 2, Solent Way, Whiteley, Fareham, Hampshire PO15 7FN and led by directors Aaron Maurice Brown and Darren Michael Ridge with parent Bios Group Limited (Ridown), the company is classified under SIC 61900 (Other telecommunications activities). Onestream has previously been subject to Ofcom regulatory action and has attracted consumer complaints regarding opt-out add-ons bundled automatically into packages; prospective customers are strongly encouraged to review contract terms carefully before ordering. Onestream subscribes to the CISAS Alternative Dispute Resolution scheme for customer complaints. Trustpilot records 4.2 out of 5 from 37,603 reviews. Contact 0333 241 4449 or hello@onestream.co.uk, with primary website onestream.co.uk.

Key details

Year founded2014
ADR schemeCISAS
Parent companyBios Group Limited
Legal name Onestream Limited Companies House 10389581 →

Directors

Aaron Maurice Brown, Darren Michael Ridge

Check availability in your area

This provider is not yet in our postcode comparison tool. Visit www.onestream.co.uk to check availability directly.

What stands out

  • Full fibre network
  • Independent UK altnet

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.
  • ADSL Copper broadband. Being phased out by 2027.

Coverage

UK - National via Openreach

Onestream 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 Onestream sits within the UK consumer protection framework.

Regulator
Ofcom. Sets the General Conditions that Onestream 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.

Questions and answers

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

Where can I verify Onestream's Companies House registration?
Companies House lists Onestream Limited under company number 10389581. Open the official record using the Companies House link on this page.
What Trustpilot figures does this directory show for Onestream?
Our directory captured Trustpilot as 4.3 out of 5 with 38140 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 Onestream?
Our dataset records: UK - National via Openreach
Is Onestream 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 Onestream 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 Onestream?
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 Onestream?
Our dataset records One Touch Switch as: Yes (Ofcom-mandated compliance).
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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