Diploma PLC (LON:DPLM)

Diploma Revenue

Diploma had revenue of 851.10M GBP in the half year ending March 31, 2026, with 33.34% growth. This brings the company's total for the last twelve months to 1.65B, up 13.31% year-over-year. In the fiscal year ending September 30, 2025, Diploma had annual revenue of 1.52B with 11.82% growth. That makes Diploma the 4,669th largest company in the world by revenue and 148th in the United Kingdom.

• Revenue (ttm): 1.65B
• Revenue Growth: +13.31%
• P/S Ratio: 5.88
• Revenue / Employee: 484.44K
• Employees: 3,400
• Market Cap: 9.45B

Revenue Chart

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Revenue by Segment

By Segment

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• Controls 836.40M 54.9%
• Seals 456.00M 29.9%
• Life Sciences 232.10M 15.2%

By Geography

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• USA 802.60M 52.6%
• United Kingdom 279.80M 18.4%
• Rest of Europe 247.50M 16.2%
• Rest of World 194.60M 12.8%

Fiscal year ended Sep 30, 2025 See the full Diploma breakdown

Revenue History

Fiscal Year End	Revenue	Change	Growth
Sep 30, 2025	1.52B	161.10M	11.82%
Sep 30, 2024	1.36B	163.10M	13.59%
Sep 30, 2023	1.20B	187.50M	18.51%
Sep 30, 2022	1.01B	225.40M	28.63%
Sep 30, 2021	787.40M	249.00M	46.25%
Sep 30, 2020	538.40M	-6.30M	-1.16%
Sep 30, 2019	544.70M	59.60M	12.29%
Sep 30, 2018	485.10M	33.20M	7.35%
Sep 30, 2017	451.90M	69.30M	18.11%
Sep 30, 2016	382.60M	48.80M	14.62%
Sep 30, 2015	333.80M	28.00M	9.16%
Sep 30, 2014	305.80M	20.30M	7.11%
Sep 30, 2013	285.50M	25.30M	9.72%
Sep 30, 2012	260.20M	29.60M	12.84%
Sep 30, 2011	230.60M	47.10M	25.67%
Sep 30, 2010	183.50M	23.50M	14.69%
Sep 30, 2009	160.00M	3.80M	2.43%
Sep 30, 2008	156.20M	15.50M	11.02%
Sep 30, 2007	140.70M	12.50M	9.75%
Sep 30, 2006	128.20M	16.90M	15.18%
Sep 30, 2005	111.30M	-	-

Data Source: Fiscal.ai Last updated: May 19, 2026

Revenue data is provided by Fiscal.ai and updates within minutes after each earnings release, which is every six months for this company.

Update frequency:

Semi-annually

Last checked:

Nov 4, 2026

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