Robertson Bros. Engineering

St Martins Gate, Haddington, East Lothian, EH41 4BA

About

Robertson Bros. Engineering Ltd., a UK contract manufacturer established in 1914 and based in Haddington, offers comprehensive welding and fabrication services, specialising in coded MIG, MMA, and TIG welding on ferrous and non-ferrous materials. Their extensive fabrication facilities include a 135-tonne CNC break press and a 3000 x 10 guillotine, supported by a machine shop with centre lathes up to 5000mm and CNC machining, alongside specialised pipework services for steam, water, pneumatic, and gas systems. Serving sectors such as malting, brewing, food processing, water treatment, and construction, the company holds BSI certification and Safe Contractor approval, with Gas Safe registration and pressure testing proficiency underscoring their commitment to quality and safety. Their strongest differentiator lies in their long-standing experience combined with a broad range of advanced fabrication and machining capabilities, enabling them to handle diverse projects from bespoke fabrications to large-scale installations.

More detail ↓

Robertson Bros. Engineering Ltd., established in 1914 and based in Haddington, UK, is a long-standing contract manufacturer specialising in comprehensive welding and fabrication services. With a deep well of experience and a skilled workforce, the company has built a reputation for delivering high-quality solutions across a broad spectrum of industrial needs.

The company's core capabilities include coded welding using MIG, MMA, and TIG processes on both ferrous and non-ferrous materials such as stainless steel and aluminium. They possess extensive fabrication facilities, including a 135-tonne CNC break press, a 3000 x 10 guillotine, and plate rollers, complemented by a machine shop with centre lathes up to 5000mm and CNC machining. Robertson Bros. Engineering also offers specialised pipework services for steam, water, pneumatic, and gas systems, including jacketed stainless steel pipework and vessel work. They serve diverse sectors including malting, brewing, food processing, water treatment, and construction.

Robertson Bros. Engineering holds BSI certification and is Safe Contractor approved, underscoring their commitment to quality and safety. Their expertise is further evidenced by their Gas Safe registration and proficiency in pressure testing systems. Recent projects highlight their versatility, encompassing the manufacture of trailers, stainless steel pipework for effluent systems, steam manifolds, on-site welding, and the fabrication of steelwork for platforms and tanks, demonstrating their ability to handle both bespoke fabrications and large-scale installations.

Verified facts— hover any value to see its source

CNC capability1

MOQ (minimum batch)

Materials & sectors2

Materials
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Industries served

Certifications & approvals1

ISO 9001

Welding & fabrication6

Welding automation
Welding materials
Coded welding (any)
Fabrication offered
Fabrication sub-categories
EN 1090 EXC level

Services & production2

DFM support
In-house finishing
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CNC capability: Sub-process · Specialist categories · Named machine brands · Tier-one builder presence · CAM software · Aerospace-grade CAM · CAD software · In-house design · Tolerance (typical) · Tolerance (tight) · Micro-machining · Lead time (weeks)

Certifications & approvals: ISO 14001 · AS9100 · ISO 13485 · IATF 16949 · NADCAP · Primes supplied · ITAR registered

Quality & traceability: NDT methods · Part marking · Process traceability · CofC offered · Cleanroom assembly · 3D scanning · Industrial CT · In-house toolroom · FAIR capability (AS9102)

Services & production: Repeat orders (Kanban / VMI)