ON Line Design & Engineering
On Line House, Pelham Road, Immingham, DN40 1AB
About
ON LINE DESIGN & ENGINEERING LIMITED (OLG), a privately owned UK-based group established in 1982 and located in Immingham, North East Lincolnshire, is a substantial contract manufacturer with a turnover exceeding £41m and 600 employees, offering integrated engineering solutions and technology services. Their core capabilities encompass pipework, sheet metal work, fabrication, and CNC machining, supported by advanced engineering consulting and design services across civil, structural, electrical, instrumentation, and control disciplines, including pipework and stress analysis. OLG serves demanding sectors such as oil and gas, nuclear, food and drink, chemicals, pharmaceuticals, and renewables, holding ISO 14001, ISO 45001, and ISO 9001 certifications. A key differentiator is their proven track record as a prime contractor, demonstrated by successful projects for major clients like SSE, Tronox, Yorkshire Water, Valero Pembroke refinery, and Phillips 66 Humber Refinery, underpinned by a commitment to collaboration, integrity, and corporate social responsibility.
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ON LINE DESIGN & ENGINEERING LIMITED (OLG) is a privately owned UK-based group established in 1982, offering integrated engineering solutions, contract manufacturing, and technology services. Located in Immingham, North East Lincolnshire, OLG has grown to exceed £41m turnover and employ 600 people, demonstrating significant scale and operational capacity.
OLG's core capabilities lie in comprehensive manufacturing processes including pipework, sheet metal work, fabrication, and CNC machining. They serve a diverse range of demanding industries such as oil and gas, nuclear, food and drink, chemicals, pharmaceuticals, and renewables. This broad sector reach is supported by advanced engineering consulting and design services, encompassing civil, structural, electrical, instrumentation, and control engineering, alongside pipework and stress analysis, and CAD services.
The company holds ISO 14001, ISO 45001, and ISO 9001 certifications, underscoring their commitment to quality, environmental management, and occupational health and safety. OLG has a proven track record as a prime contractor, evidenced by successful projects for major clients including SSE, Tronox, Yorkshire Water, Valero Pembroke refinery, and Phillips 66 Humber Refinery. They emphasize a collaborative approach, integrity, and corporate social responsibility in their operations.
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CNC capability3
- Sub-process
- Milling, Turning
- Specialist categories
- Large-envelope
- CAD software
- AutoCAD
Materials & sectors2
- Materials
- Advanced materials
- Industries served
- Oil & gas, Nuclear, Food and drink, Chemicals, Pharmaceutical, Renewables, Biotechnology, Cosmetics, Electronics, Rail, Steel
Certifications & approvals2
- ISO 9001
- Held
- ISO 14001
- Held
Quality & traceability1
- 3D scanning
- Yes
Welding & fabrication2
- Fabrication offered
- Yes
- Fabrication sub-categories
- Pipe fabrication, Sheet metal, Structural steel
Services & production1
- DFM support
- Yes
30 of 41 facets not yet verified — show which
CNC capability: Named machine brands · Tier-one builder presence · CAM software · Aerospace-grade CAM · In-house design · Tolerance (typical) · Tolerance (tight) · Micro-machining · MOQ (minimum batch) · Lead time (weeks)
Certifications & approvals: AS9100 · ISO 13485 · IATF 16949 · NADCAP · Primes supplied · ITAR registered
Welding & fabrication: Welding automation · Welding materials · Coded welding (any) · EN 1090 EXC level
Quality & traceability: NDT methods · Part marking · Process traceability · CofC offered · Cleanroom assembly · Industrial CT · In-house toolroom · FAIR capability (AS9102)
Services & production: In-house finishing · Repeat orders (Kanban / VMI)