Leading Suppliers Nationally for Aeronautical Engineering, Welding, Resistance

Certainly! Here is a list of leading companies in the United Kingdom in the fields of Aeronautical Engineering, Welding, and Resistance:

Aeronautical Engineering:

1. BAE Systems
2. Rolls-Royce Holdings
3. Airbus UK
4. GKN Aerospace
5. Leonardo UK

Welding:

1. TWI (The Welding Institute)
2. Lincoln Electric Company
3. Air Products Welding
4. ESAB Welding & Cutting
5. Kemppi UK

Resistance:

1. Megger
2. Vitrek
3. Nidec Industrial Solutions
4. Heitkamp & Thumann Group
5. Vishay Intertechnology

Please note that this list represents some of the key players in each industry within the UK, and there may be other notable companies as well.