Wellube, a unique group company offers On-Line Leak Sealing services that feature a custom-designed leak clamp that contains a leak section before the suitable sealant is injected into the clamp to stop the leak. Our pipeline maintenance services include hot tapping, pipeline maintenance, line stopping, pipe freezing, online leak sealing, valve maintenance, etc. Our local presence in the USA, UK, South Africa, India, Europe, Middle East, Singapore, and Australia employs over 500 people worldwide.