• A woman wearing a navy jacket and gray knit hat smiles while arranging a festive flower display with green and red foliage. She stands on a wet stone pavement in front of a large building adorned with holiday lights.

    Welcome to OCS

    We are on a mission to be the leading provider of facilities services for our colleagues, customers, and communities by making people and places the best they can be.

  • A smiling woman hands a water bottle to a man covered in colored powder under a tent at an outdoor event, with other participants and trees visible in the background.

    Welcome to OCS

    We are on a mission to be the leading provider of facilities services for our colleagues, customers, and communities by making people and places the best they can be.

  • A smiling worker in a black polo shirt and cap with a white logo stands in front of a colorful tiled wall in what appears to be a restaurant or café.

    Welcome to OCS

    We are on a mission to be the leading provider of facilities services for our colleagues, customers, and communities by making people and places the best they can be.

  • A woman in an OCS uniform smiles outdoors on a rooftop terrace, with a cityscape and skyscrapers in the background under a partly cloudy sky.

    Welcome to OCS

    We are on a mission to be the leading provider of facilities services for our colleagues, customers, and communities by making people and places the best they can be.

Global Facilities Partner Built on 125 Years of Experience

With 125 years of experience behind us, OCS has grown from a pioneering British family business into a global facilities management provider.

Our heritage, combined with the dedication of 130,000 colleagues and our ability to evolve, uniquely positions OCS as the facilities management team equipped to deliver the best outcomes for colleagues, customers, and communities – now and for generations to come.

Daniel Dickson - UK & Ireland CEO

A Message from Our UK & Ireland CEO

We are a people business, and that means our success starts with you. Whether you’re working on the frontline, behind the scenes, or in a supporting role, your contribution matters. You’re joining a team of over 130,000 colleagues worldwide who make a difference every day through their dedication, talent, and care. I hope you feel proud to be part of it.

Our story began in 1900 with just one person and one contract. Today, we remain driven by the same purpose: to deliver the best outcomes for our customers, our people, and the communities we serve. Our vision is to make people and places the best they can be, and we do this by living our TRUE Values – Trust, Respect, Unity and Empowerment. Thank you for choosing to be part of our journey. We’re glad to have you with us.

Daniel Dickson, CEO, UK & Ireland

125 Years of Facilities Evolution

From the beginning to present day, the OCS story is one of dedication to people, consistency and outcomes.

  • New Century is launched
    1900

    New Century is launched

    OCS was born when Frederick William Goodliffe set up The New Century Window and General Cleaning Company.

  • Keeping it in the family
    1928

    Keeping it in the family

    Frederick’s third son George joined the business, following in the footsteps of older brothers Gilbert and Tom, who joined in 1912 and 1920 respectively.

  • From Window Cleaning to Integrated FM
    1930

    From Window Cleaning to Integrated FM

    Office Cleaning Services (OCS) was formed, initially as a cleaning company before switfly moving into other services and intregrated solutions for customers.

  • Rapidly growing business
    1950

    Rapidly growing business

    After (Founder) Frederick’s death in 1947, his sons expanded the business, moving into bigger premises and establishing a branch network.

  • Servicing all sectors
    1958

    Servicing all sectors

    A series of acquisitions were made and the business diversified into new industries.

  • UK-wide coverage and expansion
    1963

    UK-wide coverage and expansion

    By 1963, the OCS branch network had grown to include Birmingham, Manchester, Glasgow, Bristol, Rochester, Southampton, Gloucester, Dunstable, Croydon, Ilford, West Drayton, and Bournemouth.

  • Our journey in Aviation begins
    1966

    Our journey in Aviation begins

    In 1966 the OCS team were awarded their first Aviation contract with Dan-Air, based at Gatwick, London.

  • PCS, our Thailand-based brand is formed
    1967

    PCS, our Thailand-based brand is formed

    PCS is the sister brand to OCS, providing similar services. Today they are one of the largest employers in Thailand with almost 40,000 colleagues.

  • Over 60 companies accumulated
    1978

    Over 60 companies accumulated

    By 1978 the family organisation had grown to cover the whole of the United Kingdom, with over 50 Branches serving all areas of the British Isles with over 60 Associated Companies mostly allied to the cleaning industry, keeping pace with ever advancing technology and varying need of their customers.

  • Advertising innovation
    1984

    Advertising innovation

    OCS produced regular newsletter and updates with a period of humourous advertising.

  • Expansion into Europe
    1985

    Expansion into Europe

    The OCS Group of Companies had gone global, operating across 8 countries around the globe including, Ireland, Portugal, The Netherlands, Canada, Hong Kong and Spain, within many of the service lines that exist today, such as Cleaning, Pest Control, Security, Hard Services and Window Cleaning.

  • Channel Tunnel Contract Win
    1992

    Channel Tunnel Contract Win

    In 1992 OCS formed a partnership with a French operator to provide maintenance and cleaning services in support of the channel tunnel.

  • Maintaining the Royal Warrant
    1992

    Maintaining the Royal Warrant

    30,000 colleagues across the UK, Ireland, Europe, Canada and the Far East. The Largest property maintenance and cleaning organisation in the UK. Strong focus on environmental policies, including using biodegradable chemicals, sorting office waste for recycling, and a lead-free fleet of vehicles. Policies that helped the business maintain its Royal Warrant from Her Majesty the Queen.

  • 2002

    Rob Legge, OCS Group CEO, first founded Ecocleen in 1997 and merged it with Executive Group in 1999 before completing a Management Buyout in 2003. Following extensive growth, organically and through acquisition, in 2018 Rob sold its UKL operations to Atalian.

  • Servest establishes as global player
    2007

    Servest establishes as global player

    Servest, a South African-based business established in 1997, was looking to expand into European markets. It bought the UK business operations in 2007, and Servest UK was formed with Rob Legge at the helm of the new UK company, with expansion further into Europe to follow.

  • Servest UK establishes a National Presence
    2007

    Servest UK establishes a National Presence

    The award of a significant national contract from Primark with 40 stores across the UK gave Servest the geographical footprint and infrastructure to build the business across the UK. The relationship with Primark has only grown since, remaining a key partner today.

  • Servest UK expands beyond Cleaning
    2012

    Servest UK expands beyond Cleaning

    May 2012 saw the acquisition of Stag Security Services by Servest UK, the company’s first expansion beyond cleaning, swiftly followed by another acquisition, this time focusing in on catering with 7 Day Catering becoming part of the group in December, giving Servest UK 3 clear service lines: Cleaning, Security and Catering.

  • Expansion continued for Servest UK
    2016

    Expansion continued for Servest UK

    The business completed a triple of acquisitions in 2016, adding Catering Academy, Arthur McKay, and Accuro Catering to the growing group of companies in the UK, putting it firmly on the road to being a significant and recognised player in the UK FM market.

  • Sunflower Lanyard Scheme
    2016

    Sunflower Lanyard Scheme

    In collaboration with Gatwick Airport, OCS launch the now globally recognised Sunflower Lanyard Scheme that gives passengers a discreet method of notifying that they need additional assistance due to restricted movement and hidden disabilities.

  • Automotive services acquistion drives continued growth
    2018

    Automotive services acquistion drives continued growth

    The acquisition of Aktrion Group gave Servest a larger footprint in the printing, automotive, food and transport sectors and an increased presence in Europe, with operations now in 10 European countries.

  • Rapid growth and successful sale of Servest
    2018

    Rapid growth and successful sale of Servest

    Following the creation of a joint venture in 2016 between Servest and Atalian, the two leading international facilities services companies have formally merged to create Atalian Servest in 2018.

  • OCS Foundation is launched
    2019

    OCS Foundation is launched

    Formed as a charity with a focus on levelling up and delivering social value, legacy and positive impact. The foundation has enabled almost 200 individuals who may otherwise have had difficulty in gaining sustainable employment.

  • Security contract at Cop 26
    2022

    Security contract at Cop 26

    COP26 was the 26th United Nations Climate Change Conference, a global summit held in 2021 to address and coordinate international efforts against climate change.

  • Atalian Servest and OCS Merge
    2023

    Atalian Servest and OCS Merge

    A 120,000 colleague team is formed with over 8000 customers and a new vision and reaffirmed mission are shared by Group CEO, Rob legge.

  • TRUE Values launched
    2023

    TRUE Values launched

    Following the merger and outlined vision and mission, the OCS TRUE Values are launched as guiding principles for a diverse, inclusive and dynamic business with a goal to make meaningful change.

  • Net Zero targets announced
    2023

    Net Zero targets announced

    OCS invest in Environmental, Governance and Social (ESG) initiatives alongside announcing 2040 Net Zero global targets.

  • OCS NEW Brand launches
    2024

    OCS NEW Brand launches

    OCS launches new global brand with the vision of becoming the best FM company in the business by making people and places the best they can be and deliver best experiences, productivity, practices, resiliencea and outcomes for colleagues, customers and communities.

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