Ranked by Google ratings — updated 2026
Specialist Group
Maghera
The Wooden Letters Co
Coleraine
FW Supplies
Magherafelt
Terex Campsie
Londonderry
Modern Kitchen Supplies
Magherafelt
Lamex Foods Ireland
Coleraine
Nicobrand
Coleraine
SB Covers
Magherafelt
KYOCERA / AVX
Coleraine
Door Gallery
Magherafelt
Pakflatt
Londonderry
Cross Concrete Flooring Ltd
Londonderry
GS Fabrications Ltd
Londonderry
FastPanel
Limavady
ADL Digital Solutions
Magherafelt
Nugent Coachworks
Magherafelt
William Clark & Sons Ltd
Londonderry
J G Cartin Lifts
Londonderry
Carella Laminate Systems
Londonderry
Inox Engineering & Powder Coating Ltd
Londonderry
RJB JOINERY
Londonderry
Kerry Ingredients UK
Coleraine
G T Precision (N.I)
Coleraine
DuPont Kevlar
Londonderry
Spa Jet
Coleraine
Lugs - Play It By Ear
Londonderry
Gorthill AD Plant
Londonderry
MTEC Brakes
Londonderry
The LYCRA Company - Maydown
Londonderry
Timber Factory
Limavady
Dart Mountain Cheese is currently the top-rated other manufacturing in Co. Derry, with 5.0 stars from 24 Google ratings. See the full ranked list above.
Businesses are ranked by average customer rating, then by how many ratings they have. We use reviews left on LocallyIrish.ie where a business has them, and otherwise its Google rating, which is shown and labelled on each entry.
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