How popular isBusiness Stream?
In September 2026, people searched for Business Stream by name about 12,100 times in the United Kingdom, about the same as the previous year. These searches made up 19% of all United Kingdom business water supplier searches, placing Business Stream third out of seven suppliers. When we asked both ChatGPT and Google AI Overviews about business water suppliers, Business Stream appeared in two of the five answers and was the sixth most recommended of the seven.
Business Stream is the third most searched of 7 competitors and the sixth most recommended in AI answers.
Water PlusShare of searches 42.5%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
Castle WaterShare of searches 28.4%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
Business StreamShare of searches 19%Mentioned in 2 of 5 AI answersPlace in AI recommendations 6th
WaveShare of searches 4.6%Mentioned in 2 of 5 AI answersPlace in AI recommendations 4th
EverflowShare of searches 2.5%Mentioned in 2 of 5 AI answersPlace in AI recommendations 2nd
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Top business water suppliers in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Business Stream was mentioned in two out of five: not in any of the three ChatGPT answers, but in both Google AI Overviews. Business Stream is the sixth most recommended of the seven.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Castle Water3 of 5Named in 1 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Water Plus2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Business Stream2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Wave2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Everflow2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Source for Business2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Waterscan0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about business water suppliers
5 answers
Asked ChatGPT
“What's the best business water supplier in the UK?”
Asked ChatGPT
“Can a small business switch water supplier in England, and is it worth it?”
Asked ChatGPT
“Which business water retailers have the best customer service?”
Searched Google, AI Overview
“business water suppliers”
Searched Google, AI Overview
“business water”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 28, 2026.
Which business water suppliers compete with Business Stream?
Share of searches by month for Water Plus, Castle Water, Business Stream, Wave, Everflow, Source for Business. The figures are in the table below the chart.
View monthly share of searches table
| Month | Water Plus | Castle Water | Business Stream | Wave | Everflow | Source for Business | Waterscan |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 42.3% | 28.3% | 18.9% | 5.6% | 2% | 2.5% | 0.33% |
| Nov 2025 | 44.1% | 29.4% | 16.1% | 5.9% | 2.1% | 2.1% | 0.34% |
| Dec 2025 | 43.1% | 28.8% | 19.2% | 4.7% | 1.9% | 1.9% | 0.33% |
| Jan 2026 | 42.3% | 28.3% | 18.9% | 5.6% | 2% | 2.5% | 0.41% |
| Feb 2026 | 42.3% | 28.3% | 18.9% | 5.6% | 2% | 2.5% | 0.41% |
| Mar 2026 | 42.9% | 28.7% | 19.2% | 4.7% | 2.1% | 2.1% | 0.41% |
| Apr 2026 | 42.8% | 28.6% | 19.1% | 4.6% | 2.1% | 2.5% | 0.33% |
| May 2026 | 43% | 28.7% | 19.2% | 4.6% | 2.1% | 2.1% | 0.33% |
| Jun 2026 | 42.6% | 28.4% | 19% | 4.6% | 2.5% | 2.5% | 0.41% |
| Jul 2026 | 42.6% | 28.4% | 19% | 4.6% | 2.5% | 2.5% | 0.41% |
| Aug 2026 | 40.4% | 27% | 22% | 4.4% | 2.9% | 2.9% | 0.38% |
| Sep 2026 | 42.5% | 28.4% | 19% | 4.6% | 2.5% | 2.5% | 0.5% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 42.5% | 27.1K | +22.1% | +2.1 points | |
| 2, held 2nd | 28.4% | 18.1K | +22.3% | +1.5 points | |
| 3, held 3rd | 19% | 12.1K | 0% | -3 points | |
| 4, held 4th | 4.6% | 2.9K | +20.8% | +0.2 points | |
| 5, held 5th | 2.5% | 1.6K | 0% | -0.4 points | |
| 6, held 6th | 2.5% | 1.6K | 0% | -0.4 points | |
| 7, held 7th | 0.5% | 320 | +52.4% | +0.1 points |
42.5%
Held 1st. 27.1K estimated branded searches, +22.1% vs prior month. Share +2.1 points.
28.4%
Held 2nd. 18.1K estimated branded searches, +22.3% vs prior month. Share +1.5 points.
19%
Held 3rd. 12.1K estimated branded searches, 0% vs prior month. Share -3 points.
4.
Wave4.6%
Held 4th. 2.9K estimated branded searches, +20.8% vs prior month. Share +0.2 points.
5.
Everflow2.5%
Held 5th. 1.6K estimated branded searches, 0% vs prior month. Share -0.4 points.
2.5%
Held 6th. 1.6K estimated branded searches, 0% vs prior month. Share -0.4 points.
0.5%
Held 7th. 320 estimated branded searches, +52.4% vs prior month. Share +0.1 points.
Compare popularity between Business Stream and its closest rivals
Every comparison with Business Stream
6 comparisons
How has branded search demand for Business Stream changed in the United Kingdom over the last 12 months?
2 findings
- Across the 12 months ending September 2026, estimated monthly branded searches for Business Stream in the United Kingdom held steady at 12.1K.
- Across the 12 months ending September 2026, Business Stream’s share of searches among business water suppliers in the United Kingdom peaked at 22% in August 2026 and was lowest at 16.1% in November 2025.
How did search popularity change for United Kingdom business water suppliers in September 2026?
6 changes
In September 2026, Water Plus gained share of searches among business water suppliers in the United Kingdom, from 40.4% to 42.5%.
In September 2026, Castle Water gained share of searches among business water suppliers in the United Kingdom, from 27% to 28.4%.
In September 2026, Business Stream lost share of searches among business water suppliers in the United Kingdom, from 22% to 19%.
Estimated monthly branded searches for Waterscan in the United Kingdom rose 52.4% over 12 measured months, from 210 to 320 in September 2026.
Estimated monthly branded searches for Everflow in the United Kingdom rose 23.1% over 12 measured months, from 1.3K to 1.6K in September 2026.
Estimated monthly branded searches for Wave in the United Kingdom fell 19.4% over 12 measured months, from 3.6K to 2.9K in September 2026.
How are Business Stream’s branded searches counted?
1 search term
Brandwave collects information about searches that people make online using Business Stream’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.
- business stream
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