Company History


  • Bob Contreras appointed Executive Chairman
  • OHES Environmental Ltd. joins the A&A Group of Companies
  • New Rainham Logistics Centre opened
  • AJ Bayliss merged into E&S Environmental


  • Ian Osborne appointed Group Managing Director
  • Acquired Worcester Electrical Services Limited (WES)
  • Acquired the goodwill and assets of Contra Corrosion Services Ltd
  • Opened new office in Swansea
  • New office opened in Edinburgh
  • A&A Federal Services LLC registered in San Antonio, Texas


  • New Demonstration Centre opened at Brize Norton
  • Acquired the goodwill and some assets of King Tanktechnic in Manchester
  • New Scotland Service Centre opened at Uddingston near Glasgow
  • Acquired the business of MTB Environmental Ltd. in Hamble near Southampton


  • James Collier (Finance Director) and Henrik Pederson (Business Development Director) joined A&A
  • Andrew Clarke appointed Operations Director
  • Acquired the business of Aalto Technical Services Ltd. in Manchester
  • New private equity investment from Lloyds Development Capital
  • A&A Teesside Service Centre opens at Wilton
  • Acquired the goodwill and assets of GNE Ltd. in Exeter and UK Spill Response Ltd in Burford, Oxon
  • Awarded contract with the Environment Agency for emergency spill response and hazardous waste handling
  • Acquired the goodwill and assets of Baker Environmental Lining Services Ltd


  • Acquired the goodwill and assets of AMW Ltd. based in Carlisle
  • Acquired the business of Aquilo Environmental Services Ltd based in Teesside


  • Acquired the assets of Alpha Environmental in GB
  • New purpose-built depots opened at Waltham Cross, Tunbridge Wells, Doncaster & Manchester
  • Delivered the fuel for the London 2012 Olympic Games


  • Transfer of Briggs Environmental Services business in England & Wales to Adler and Allan including base at Droitwich
  • Tank projects in Nigeria, Sierra Leone, The Falkland Islands & Canary Islands
  • AJ Bayliss joins the Adler and Allan Group of Companies


  • Goodwill & assets of Abzorboil Ltd. acquired.
  • IWJS Ltd. sold to the management


  • Acquired the goodwill and assets of Cleanex Ltd based in Liverpool
  • E&S Environmental join the Adler and Allan Group of Companies
  • Waste transfer station opened at Standlake, Oxon
  • First major project in Ireland at Tarbert Power Station


  • Acquired the business of Fuel Installation Services Ltd. in St Albans
  • Acquired the goodwill and assets of Tramar Tankering of Stowmarket
  • Adler and Allan Manchester Waste Treatment Facility awarded ISO14001 and PPC Permit
  • Established Adler and Allan Scotland based at Montrose
  • Acquired the goodwill and assets of the UK response business of OSRL/EARL
  • Adler and Allan win exclusive contract to supply fuel for the construction phase of the Olympic Park and build a fuel station on site
  • Sold West Midlands and Watford fuel distribution businesses


  • Attracted the backing of Aberdeen Asset Management Private Equity
  • Acquired the distribution and fuel services businesses of Meridian Petroleum and Nexus Petroleum in Watford
  • Adler and Allan Rainham Waste Transfer Facility awarded ISO14001 and PPC Permit


  • Acquired the assets of Dew Remediation Ltd.

  • Appointed principal contractor for the clean-up of the Buncefield oil terminal following the catastrophic fire that destroyed 20 tanks. Work completed April 2008.
  • Acquired the business of Cerva Ltd., a division of Conder Environmental plc, becoming the new Separator Services division at New Alresford
  • Set up a specialist Tank Services Division providing OFTEC compliance audits, tank installations and maintenance
  • Established Adler and Allan South based at Crowborough, East Sussex


  • Adler and Allan Yorkshire established with a base in Sheffield
  • IWJS Limited (South) sold


  • Rainham depot granted a licence as a Special Waste Transfer Station


  • Acquired Industrial Water Jetting Systems Ltd, based in Bury St. Edmunds. Acquisition includes Branchand Tank Services based in Dereham
  • Acquired CW Tankers of Thetford


  • Acquired the tank cleaning division of Shanks based in Rainham, Essex
  • Acquired Tank Clean Group based in Manchester


  • New head office opened in Harrogate


  • Acquired Environment Management Ltd, with oil spill response bases in Hartlebury, Stansted and Exeter
  • First national term contract win with National Grid


  • Started fuel distribution operation in the West Midlands – first base outside London


  • Henry Simpson (Commercial Director) joined


  • Mark Calvert (CEO) joined the company


  • Ceased Coal and Coke Sales


  • Oil Distribution Begins


  • Company Diversifies Into Oil Tank Cleaning


  • Company Registration


  • Adler and Allan Begin Trading as Coal and Coke Merchants in London


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Excellent response. Contacted Adler & Allan with site location and description of incident on site. Shortly afterwards, I received a phone call confirming that a team had been dispatched and given an estimated time of arrival. Team arrived on site on time and completed the mop up effectively. Fantastic service, will cascade this incident to further promote your service.
Scottish Power