A family engineering business since 1938

Howardson Group is a family-owned British manufacturer based in Derby, serving professional and grassroots sports, contractors and local authorities through three distinct brands:

SISIS, Hunter Grinders and Dennis.

Built on a foundation of precision, performance and partnership, Howardson Group equipment helps professional groundskeepers deliver elite-level playing surfaces and fine turf; every game, in all seasons.

Howardson Group

Latest News

Tuesday 15 September 2026

Port Vale Grounds Team Invest in Dennis Battery Technology as Club Enters 150th Year

Port Vale’s Head of Grounds, Steven Alderson, has turned to Dennis battery-powered mowing technology as the club continues a major period of development during its 150th year.
Steven has been responsible for the club’s grounds operation for the past four years, having built up his career across both professional golf and football.

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Tuesday 15 September 2026

Crewe Alexandra Football Club’s grounds team invest in two Dennis ES-34R electric rotary mowers for the Mornflake Stadium

Crewe Alexandra Football Club's grounds team is embracing battery-powered technology with the Dennis ES-34R rotary mowers, using the professional 34-inch twin-blade rotary mower to deliver high-quality pitch presentation and clean-up while reducing noise, vibration, emissions and running costs.

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Tuesday 15 September 2026

Derby West End Bowls Club Relies on SISIS Rotorake Scarifier for Year-Round Green Maintenance

Derby West End Bowls Club relies on its SISIS Rotorake pedestrian scarifier and versatile cartridge system to support the year-round maintenance of its two bowling greens.

With a history spanning more than 100 years, Derby West End Bowls Club takes pride in maintaining two well-kept bowling greens. Bernie Greenoff has been responsible for looking after the greens for the past three years and, having been a member of the club for 10 years, has a strong understanding of the demands involved in maintaining the playing surfaces.

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