Welcome to Curtis Assemble & Test Ltd
At Curtis Assemble & Test (CAT), we specialise in designing, manufacturing, and commissioning bespoke automated testing and assembly systems. Whether you need high-pressure hydraulic and pneumatic testing, vision inspection systems, or custom automation solutions, we deliver systems that are built to perform, designed to last, and tailored to your needs.
With a heritage dating back to 1973 through our origins in Douglas Curtis Machine Tools, CAT was founded in 1998. With over 50 years of engineering excellence, we combine decades of experience with cutting-edge innovation to deliver turnkey solutions trusted by leading manufacturers worldwide.
Bespoke Test & Assembly
Machines
Custom-designed test and assembly machines built around your components and processes, from standalone rigs to fully automated production systems.
Cleaning
in Place
(CIP)
Automated cleaning in place systems delivering repeatable, validated cleaning without component removal, supporting cleanliness and compliance.
Hydraulic & Pneumatic Leak
Testing
Accurate leak testing systems for hydraulic and pneumatic components, delivering reliable detection of internal and external leaks under controlled pressure conditions.
Hydraulic, Pneumatic Flow & Pressure Measurement
Flow and pressure measurement systems engineered for accurate performance verification across development, validation, and production testing.
Why Choose CAT?
- Turnkey provider — from initial design to full commissioning and support.
- Proven quality — trusted by leading manufacturers worldwide.
- 50 years of heritage — combining deep expertise with cutting-edge innovation.
- Bespoke engineering expertise — no “off-the-shelf” compromises.
- Problem-solving mindset — we often fix issues caused by cheaper, lower-quality alternatives.
- In-house expertise – design, build, and software all under one roof
Looking for a trusted partner for your next project?
Talk to our experts today and discover how CAT can deliver the bespoke automated testing and assembly solution your business needs.
Our Core Capabilities
- Hydraulic & Pneumatic Leak Testing - High-pressure testing up to 3000 bar (hydraulic) and 250 bar (pneumatic), with precision results and full data traceability.
- Subcontract Testing - Validate your components using our advanced in-house testing rigs for pressure, leakage, flow, and performance.
- Cleaning in Place (CIP) & High-Pressure Cleaning - Delivering precision component cleaning to meet the highest cleanliness standards.
- Vision Inspection Systems - Automated component inspection and code reading for quality control and regulatory compliance.
- Flow & Pressure Measurement - Measure flow ranges up to 500 l/min at pressures up to 3000 bar and temperatures up to 150°C.
- Automation & System Integration - From standalone rigs to fully integrated systems, we specialise in automation solutions tailored to your exact process needs.
- Repairing & Improving Existing Machines - We don’t just design from scratch — we can retrofit, upgrade, and improve existing systems to boost efficiency, reliability, and compliance.
Precision Lapping & Deburring Machines
Precision lapping and deburring machines engineered to achieve tight tolerances, controlled surface finishes, and repeatable component quality.
Subcontract
Testing
Independent subcontract testing services providing accurate, traceable performance data using calibrated equipment and controlled test environments.
System Integration Specialists
Bespoke system integration solutions combining automation, robotics, and control systems to deliver reliable, high-performance production environments.
Vision Inspection Systems
Automated vision inspection systems designed to verify quality, accuracy, and consistency through non-contact inspection and intelligent image analysis.
