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Harness the Power of Your Information

OASIS is recognised as one of the fastest growing & most dynamic companies in the Records & Information Management (RIM) industry. By putting you back in control of your information, OASIS helps you store your information securely, control costs, stay ahead of regulatory requirements & create value from your stored information.

Trusted by over

5,000 clients

Locally serving clients throughout Belgium, Great Britain, the Netherlands, Northern Ireland, Republic of Ireland & Scotland.


in 5 countries and growing!

5,000+ CLIENTS
trust OASIS services

barcoded items managed

dedicated to our clients

Industry Solutions

We provide unique services & solutions to various markets & sectors.


Our services will help to protect the interests of your clients, remain compliant with regulations & streamline processes.


Not only can we help to reduce the risk of identity theft but we can organise a records management program to provide consistency across multiple sites.


Offering the capabilities required to manage the variety of records associated with all aspects of manufacturing.


Partnering with schools and universities to manage their student & administrative records while maintaining compliance with regulations.

Financial Services

Offering comprehensive document management solutions that help to keep your clients information confidential & secure.


The ideal partners for health institutions as we deliver secure solutions, quick turn-around times, accurate tracking systems & reliable retrieval methods.


Offering a full-suite of solutions for Departments & Councils to manage their large volumes of data while assisting with compliance of regulatory requirements.

Small Business

We take the time to understand your company's unique needs & will provide a custom solution for your business & industry.

The countdown is on

GDPR - Are you Ready?

The General Data Protection Regulation (GDPR) comes into force in May 25, 2018.  Preparation is key. Our solutions will help ensure you are prepared & ready.


What Do Our Clients Say

"OASIS Group has been providing DMH Stallard (DMHS) with Records Management services for many years. During this association OASIS have consistently delivered a quality client focused service. They successfully managed, in conjunction with DMHS, a time sensitive project that saw in excess of 40,000 important documents migrated from our in-house facility to their specialised warehouse. This required different types of bespoke data capture".

DMH Stallard (DMHS) 

"Our overall objective is to provide exceptional client service. As part of this, Clarkslegal LLP has had a successful relationship with OASIS for many years. OASIS provides us with a full records & information management service & to date the relationship between the two companies has worked very well. We have found OASIS’s services to be of a very high standard, with emphasis on security, quality, accuracy & punctual service. OASIS took steps to understand our requirements and have been flexible in their approach to meeting those requirements. We look forward to continuing the relationship & are proud to use a local supplier in the Reading area".

Clarkslegal LLP

"I confirm that we have employed the services of OASIS to assist in our archiving of historical data that we no longer can house on our own site. This serivce has proved to be successful & cost effective. We have found that OASIS have communicated well on each level & been happy to accommodate our changing needs. Our on going service contract includes the delivery & recall of archived information & this too seems to be working well".

Health Records Department of the Princess Alexandra Hospital Harlow 

In the News

Press Releases & more

View all

Box-it East Acquired by OASIS Group

OASIS Group, the fastest growing records and information management (RIM) company across Europe, has confirmed the completion of a Box-it UK Limited franchise. In a deal finalised on March 9th, the company acquired Box-it East Limited located in Suffolk, UK.  

OASIS Group Acquires Box-it

OASIS Group, the fastest growing records and information management (RIM) company across Europe, have confirmed the completion of their most substantial acquisition to date. In a deal finalised on February 28th, the company acquired Box-it UK Limited and Box-it Document Solutions Limited located in Hampshire, UK.  

CG Archive Acquisition Marks 30th for OASIS Group

OASIS Group, the fastest growing records and information management (RIM) company across Europe, have confirmed the completion of their 30th acquisition to date. In a deal finalised on September 1st, the company acquired CG Archive, Ltd. located in Milton Keynes, UK.  

Montagu Private Equity announces the acquisition of OASIS Group

Montagu Private Equity (“Montagu”), a leading European private equity firm, announces today an agreement to acquire a majority stake in Offsite Archive Storage and Integrated Services Holdings Limited (“OASIS Group” or “the Company”), a leading records and information management (RIM) company in Europe. The financial terms of the transaction are not being disclosed.

OASIS Group Expand Operations in the Netherlands

OASIS Group, the fastest growing records and information management (RIM) company across Europe, confirmed the completion of yet another acquisition within a month. In a deal finalised on July 12th, the company acquired the RIM business of Hulshoff Opslag – en Archiveringsmaatschappij B.V. located in Amsterdam.  

OASIS Group Acquires Federal Archive Ltd

OASIS Group, the fastest growing records and information management (RIM) company across Europe, have confirmed the completion of an additional vital acquisition. In a deal finalised on June 30th, the company acquired Federal Archive, Ltd., located in Cork, Ireland.

Irish Accountancy Awards 2017 - Finalists

We are delighted to announce that we are finalists in the below two categories for the upcoming Irish Accountancy Awards that will take place May 18th, in the Ballsbridge Hotel. We are so proud of the team for all of their hard work & thoroughly believe that they deserve the nominations. We would like to wish them the best of luck & a huge congrats for the nominations. Have a great night!! Irish Accountancy Awards Offical Website

OASIS Group Ends the Year on Acquisition High

OASIS Group, the fastest growing records and information management (RIM) company across Europe, have confirmed the completion of two acquisitions that took place within the UK and Republic of Ireland markets. On December 9th, OASIS secured C21 Data Services Limited, the legacy Recall assets of Iron Mountain Incorporated located in Aberdeen and Dundee, Scotland and on December 13th, the RIM business of National Archive Records Management, Ltd. located in Limerick, Ireland.