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Insurance brokers in New Zealand:Which brands are most popular in search?

In August 2026, Gallagher Insurance was the most searched among insurance brokers in New Zealand, with an estimated 14.3K branded searches and 72.6% estimated Share of Search within this set.

Share of Search, August 2026
  1. Gallagher Insurance72.6%
  2. Aon12.2%
  3. Rothbury8.2%
  4. Marsh3.9%
  5. Crombie Lockwood2.7%
  6. NZbrokers0.36%

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Share of SearchLeaderboard

Compare the insurance brokers New Zealand businesses and households insure through. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

Share of Search among insurance brokers in New Zealand, by month

Share of Search by month for Gallagher Insurance, Aon, Rothbury, Marsh, Crombie Lockwood. The figures are in the table below the chart.

View monthly share of search table
MonthGallagher InsuranceAonRothburyMarshCrombie LockwoodNZbrokers
Oct 202574.5%9.7%8.7%2.7%3.6%0.77%
Nov 202572.3%11%8.2%3.7%4%0.86%
Dec 202573.2%10.7%8.7%3.4%3.7%0.33%
Jan 202671.9%12.5%8.4%3.4%3.5%0.36%
Feb 202672.8%11.7%8.3%3.4%3.5%0.36%
Mar 202670%12.6%9.3%4.2%3.5%0.34%
Apr 202669.1%12.7%9.8%3.9%4.1%0.42%
May 202673.2%10.5%8.4%4.4%3.1%0.36%
Jun 202672.7%10.8%8.2%4.8%3.1%0.36%
Jul 202672.9%11.4%8.3%4.1%3%0.26%
Aug 202672.6%12.2%8.2%3.9%2.7%0.36%
Sep 2026——————

This month’s ranking, August 2026

  1. 1.Gallagher Insurance

    72.6%

    held 1st · 14.3K estimated branded searches · +1.2% vs prior month · -0.3 points

  2. 2.Aon

    12.2%

    held 2nd · 2.4K estimated branded searches · +9.5% vs prior month · +0.9 points

  3. 3.Rothbury

    8.2%

    held 3rd · 1.6K estimated branded searches · 0% vs prior month · -0.1 points

  4. 4.Marsh

    3.9%

    held 4th · 770 estimated branded searches · -2.5% vs prior month · -0.2 points

  5. 5.Crombie Lockwood

    2.7%

    held 5th · 530 estimated branded searches · -10.2% vs prior month · -0.4 points

  6. 6.NZbrokers

    0.36%

    held 6th · 70 estimated branded searches · +40% vs prior month · +0.1 points

Compare search popularity between leading brands

Which brand is most popular in search among insurance brokers in New Zealand?

In August 2026, Gallagher Insurance was the most searched among insurance brokers in New Zealand, with an estimated 14.3K branded searches and 72.6% estimated Share of Search within this set. Aon is in 2nd place, 60.4 percentage points behind at 12.2% Share of Search.

New Zealand insurance brokers, last 12 months ending September 2026
BrandShare of SearchPeakLowRank
Gallagher Insurance74.5% → 72.6%74.5%Oct 202569.1%Apr 20261st
Aon9.7% → 12.2%12.7%Apr 20269.7%Oct 20252nd
Rothbury8.7% → 8.2%9.8%Apr 20268.2%Nov 20253rd
Marsh2.7% → 3.9%4.8%Jun 20262.7%Oct 20255th → 4th
Crombie Lockwood3.6% → 2.7%4.1%Apr 20262.7%Aug 20264th → 5th
NZbrokers0.77% → 0.36%0.86%Nov 20250.26%Jul 20266th

Each finding as a sentence

  • Across the 11 months ending August 2026, Gallagher Insurance’s estimated Share of Search among insurance brokers in New Zealand decreased from 74.5% to 72.6%.
  • Across the 11 months ending August 2026, Aon’s estimated Share of Search among insurance brokers in New Zealand increased from 9.7% to 12.2%.
  • Across the 11 months ending August 2026, Rothbury’s estimated Share of Search among insurance brokers in New Zealand decreased from 8.7% to 8.2%.
  • Across the 11 months ending August 2026, Marsh’s estimated Share of Search among insurance brokers in New Zealand increased from 2.7% to 3.9%.
  • Across the 11 months ending August 2026, Crombie Lockwood’s estimated Share of Search among insurance brokers in New Zealand decreased from 3.6% to 2.7%.
  • Across the 11 months ending August 2026, Gallagher Insurance’s estimated Share of Search among insurance brokers in New Zealand peaked at 74.5% in October 2025 and was lowest at 69.1% in April 2026.
  • Across the 11 months ending August 2026, Aon’s estimated Share of Search among insurance brokers in New Zealand peaked at 12.7% in April 2026 and was lowest at 9.7% in October 2025.
  • Across the 11 months ending August 2026, Rothbury’s estimated Share of Search among insurance brokers in New Zealand peaked at 9.8% in April 2026 and was lowest at 8.2% in November 2025.
  • Across the 11 months ending August 2026, Marsh’s estimated Share of Search among insurance brokers in New Zealand peaked at 4.8% in June 2026 and was lowest at 2.7% in October 2025.
  • Across the 11 months ending August 2026, Crombie Lockwood’s estimated Share of Search among insurance brokers in New Zealand peaked at 4.1% in April 2026 and was lowest at 2.7% in August 2026.
  • Across the 11 months ending August 2026, Marsh rose from 5th to 4th among insurance brokers in New Zealand.
  • Across the 11 months ending August 2026, Crombie Lockwood fell from 4th to 5th among insurance brokers in New Zealand.
  • Across the 11 months ending August 2026, NZbrokers held steady: its estimated Share of Search among insurance brokers in New Zealand moved less than 0.5 percentage points.

How did search popularity change for New Zealand insurance brokers in August 2026?

  1. In August 2026, Aon gained estimated Share of Search among insurance brokers in New Zealand, from 11.4% to 12.2%.

  2. Estimated monthly branded searches for Marsh in New Zealand rose 28.3% over 11 measured months, from 600 to 770 in August 2026.

  3. Estimated monthly branded searches for NZbrokers in New Zealand fell 58.8% over 11 measured months, from 170 to 70 in August 2026.

  4. Estimated monthly branded searches for Crombie Lockwood in New Zealand fell 33.8% over 11 measured months, from 800 to 530 in August 2026.

  5. Estimated monthly branded searches for Rothbury in New Zealand fell 15.7% over 11 measured months, from 1.9K to 1.6K in August 2026.

  6. Estimated monthly branded searches for Gallagher Insurance in New Zealand fell 12.6% over 11 measured months, from 16.4K to 14.3K in August 2026.

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