Brandwave

How popular isPersefoni in search?

In August 2026, there were an estimated 5.4K branded searches for Persefoni worldwide which is down 18.2% over the last 11 months. Persefoni holds 9.5% estimated Share of Search among ESG reporting platforms worldwide and is ranked 3rd of 5 competitors for search popularity. These are worldwide searches for English-language branded terms.

Share of Search, August 2026
  1. Greenstone58.1%
  2. Sphera31.8%
  3. Persefoni9.5%
  4. Watershed0.56%
  5. Sweep0.09%
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Which ESG reporting platforms compete with Persefoni?

Persefoni against ESG reporting platforms worldwide, by month

Share of Search by month for Greenstone, Sphera, Persefoni. The figures are in the table below the chart.

View monthly share of search table
MonthGreenstoneSpheraPersefoniWatershedSweep
Oct 202558.1%31.8%9.5%0.56%0.1%
Nov 202559.1%32.4%7.9%0.47%0.1%
Dec 202559.2%32.4%7.9%0.38%0.1%
Jan 202654.1%36.3%8.8%0.64%0.15%
Feb 202658.1%31.8%9.5%0.56%0.12%
Mar 202659.1%32.4%7.9%0.47%0.2%
Apr 202654.2%36.3%8.8%0.52%0.15%
May 202658.1%31.7%9.5%0.56%0.16%
Jun 202658.1%31.8%9.5%0.56%0.12%
Jul 202658%31.7%9.5%0.68%0.16%
Aug 202658.1%31.8%9.5%0.56%0.09%
Sep 2026—————

  1. 1.Greenstone

    58.1%

    Held 1st. 33.1K estimated branded searches, 0% vs prior month. Share +0.1 points.

  2. 2.Sphera

    31.8%

    Held 2nd. 18.1K estimated branded searches, 0% vs prior month. Share +0.1 points.

  3. 3.Persefoni

    9.5%

    Held 3rd. 5.4K estimated branded searches, 0% vs prior month. Share 0 points.

  4. 4.Watershed

    0.56%

    Held 4th. 320 estimated branded searches, -17.9% vs prior month. Share -0.1 points.

  5. 5.Sweep

    0.09%

    Held 5th. 50 estimated branded searches, -44.4% vs prior month. Share -0.1 points.

Compare search popularity between Persefoni and its closest rivals

How has branded search demand for Persefoni changed worldwide over the last 12 months?

  • Across the 11 months ending August 2026, estimated monthly branded searches for Persefoni worldwide fell from 6.6K to 5.4K.
  • Across the 11 months ending August 2026, Persefoni’s estimated Share of Search among ESG reporting platforms worldwide peaked at 9.5% in August 2026 and was lowest at 7.9% in March 2026.

How did search popularity change for ESG reporting platforms worldwide in August 2026?

  1. Estimated monthly branded searches for Sweep worldwide fell 28.6% over 11 measured months, from 70 to 50 in August 2026.

  2. Estimated monthly branded searches for Sphera worldwide fell 18.5% over 11 measured months, from 22.2K to 18.1K in August 2026.

  3. Estimated monthly branded searches for Greenstone worldwide fell 18.3% over 11 measured months, from 40.5K to 33.1K in August 2026.

  4. Estimated monthly branded searches for Persefoni worldwide fell 18.2% over 11 measured months, from 6.6K to 5.4K in August 2026.

  5. Estimated monthly branded searches for Watershed worldwide fell 17.9% over 11 measured months, from 390 to 320 in August 2026.

Where does Persefoni compete?

Persefoni is ranked in three competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of SearchRanking
Carbon accounting platforms4th of 55.3%Show ranking
ESG reporting software4th of 68.1%Show ranking
ESG reporting platforms3rd of 59.5%Shown above

How is Persefoni measured?

Brandwave collects information about searches that people make online using Persefoni’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.

1 branded search term

  • persefoni

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How the Brand Demand Index is measured

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