Calder Video Calder - DNV 2.7-2 Compliant Vacuum Unit

We are delighted to announce that we are despatching the first Calder-built offshore vacuum unit more........

MultiJet Stage 4/Tier IV High Pressure Water Jetting Trailer Unit

New EU emissions regulations for non-road diesel engines see the introduction of Stage 4 (Tier IV in the USA) engines. Earlier engines cannot now be sold in Europe. more........

OffshoreLITE Jetter Package

This versatile, lightweight, small footprint, high pressure pump package is ideal for well service more........

ONS 2016

In our sixth appearance at the Offshore Northern Seas exhibition we joined forces with our parent company, PG Flow Solutions. more........

FPAL Verify

We are delighted to announce that we are now certified for FPAL Verify. more........

Offshore Arabia 2016

This exhibition and conference proved to be an excellent event at which to promote the marine and oil & gas products of both Calder and our Norwegian parent company, PG Flow Solutions. more........

1000 Companies to Inspire Britain

For the second time, Calder Ltd has been named by the London Stock Exchange Group (LSEG) as one of the 1,000 Companies to Inspire Britain. more........

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Engineered High Pressure Solutions

Calder Limited is a leading supplier of high and ultra high pressure packaged engineered solutions. We design, manufacture, install and service cost effective and environmentally responsible pumping solutions for safe and hazardous areas. Established in 1981, our experience in building robust pump packages for the toughest onshore and offshore process and water-jet pumping applications is significant.

Our success is founded on uncompromising quality and the incorporation of the very latest high and ultra high pressure pump technologies into packaged solutions to operate reliably in the most demanding environments.

Calder’s pumps and packages are designed to individual client’s specifications in compliance with UK, EU, NORSOK, GOST/RTN, IEC ex, and US general standards and regulations.


  • Chemical injection pump skids and systems
  • Injection pump packages for seawater, drill cuttings and produced water
  • High pressure & ultra high pressure waterjet pumps, units, and accessories
  • Flooding and pressure test pump packages
  • Hazardous area vacuum systems
  • Supply of bareshaft pumps for hazardous and non-hazardous applications

Package Options:

  • Skid mounted
  • Crash frame/lifting frame
  • Containerised
  • Trailer mounted
  • Vehicle mounted

Prime Movers Options:

  • Fixed/variable speed motors
  • Fixed/variable speed hydraulic drives
  • Diesel engine/gas engines
  • Pneumatic/air motors

Control Options:

  • Simple stop/start panels
  • Single or multiple pump control systems
  • Stand-alone or fully integrated controls
  • Optional data logging/acquisition
PG Flow Solutions

PRESS RELEASE - Hvalstad / Worcester 1 October 2015

PG Flow Solutions and Calder join forces

PG Flow Solutions AS (PG), majority owned by Norvestor VI, L.P. (Norvestor) has acquired 100% of the shares in the UK high-pressure pumping specialist Calder ltd. (Calder). Calder is a leading high-end solution provider across industries for high-pressure pump solutions, with particular success within the oil & gas market where the company has proudly served leading oil services companies and operators since its inception in 1981. Read full Press Release here.

Offshore oil platform Hammelmann pump Pressure test Flood Pump Unit High pressure pump