JM Grail (General Engineering) Ltd

JND Consulting

JS Tool & Gauge Co Ltd

Jubilee (Electronics) Ltd

K Home International Ltd

Katron Precision Engineering Ltd

KayGee Engineering Ltd

KDP Electronic Systems Ltd

KEC Ltd

Keighley Laboratories Ltd

Kelvinside Electronics

Kempton Controls

Kemtron Ltd

Kent Precision Tooling

Key-Tech (Scotland) Ltd

Kirkheaton Engineering Co Ltd

Kirkstall Precision Ltd

L3 Harris

LA Engineering Belper Ltd

Lamonde Automation Ltd

Langtec Ltd

Larchfield Engineering (UK) LLP

Lasermet Ltd

Lauterbach Ltd

LC Automation Ltd

LCR Electronics

Lee-Dickens Ltd

Leemark Engineering (Hayes) Ltd

Legrand Electric Ltd

Leotel Software Systems Ltd

Lewden Electrical Industries

LF King & Sons Ltd

Liberty Pressing Solutions

Lincoln Binns Ltd

Linfield Precision Engineering Ltd

Liverpool John Moores University

Livingston Precision Engineering Ltd

Llewellins Gears

LN Radio Ltd

Logan Electronics

Logitech Electronics Ltd

Longfield Designs Ltd

Lordgate Engineering Ltd

Lorien Engineering Solutions

Loughborough University

LS Electronics Group Ltd

Luminati Waycon Ltd

Lund Bros & Co Ltd

Lymington Precision Engineers Co Ltd

Lyndhurst Precision Engineering Ltd