| Collins & Woods London Limited | Wholesale & retail | 2020 |
| Collins Construction (NW) Ltd | Construction | 2025 |
| Collins Properties North West Limited | Real estate | 2025 |
| Collins S & T Ltd | Construction | 2020 |
| Collins Telecoms Ltd | Information & communication | 2019 |
| Colloids (2004) Limited | Professional & scientific | 1975 |
| Collus Limited | Professional & scientific | 2013 |
| Colmac Logistics Ltd | Transport & logistics | 2024 |
| Colombia Tipper Company Ltd | Construction | 2021 |
| Colombo Scissors Ltd | Other services | 2025 |
| Color Consultancy Limited | Information & communication | 2009 |
| Colour 2 Glass Kitchen Splashbacks Ltd | Manufacturing | 2019 |
| Colour 2 Glass Splashbacks Ltd | Manufacturing | 2015 |
| Colour Care by Yorkshire's Finest Limited | Other services | 2014 |
| Colour Correct Services Limited | Administrative & support | 1995 |
| Colour Create Limited | Information & communication | 2012 |
| Colour Presentations Limited | Manufacturing | 2009 |
| Colour Stone Roofing Ltd | Construction | 2026 |
| Colours Drinks Limited | Hospitality | 2025 |
| Colourstone Paving Limited | Construction | 2014 |
| Coltman Services Ltd | Professional & scientific | 2025 |
| Columbus Prospect Ltd | Real estate | 2025 |
| Columbus Quay Management (North West) Limited | Real estate | 1992 |
| Column & Clause Ltd | Professional & scientific | 2025 |
| Colwall Energy Ltd | Professional & scientific | 2022 |
| Colyso UK Limited | Wholesale & retail | 2026 |
| Coma Sound Ltd | Arts & recreation | 2015 |
| Comaco Engineering Limited | Professional & scientific | 1987 |
| Comanage Ltd | Households | 2025 |
| Combat League Limited | Information & communication | 2015 |
| Combat Paintball (NW) Ltd | Construction | 2007 |
| Combat Strong Ltd | Arts & recreation | 2022 |
| Combined Contracting Services Ltd | Construction | 2010 |
| Combined Developments Liverpool Limited | Construction | 2019 |
| Combined Independents (Liverpool) Limited | Other services | 1972 |
| Combined Properties Northwest Limited | Real estate | 2021 |
| Combined Roofing Ltd | Construction | 2021 |
| Combox Ltd | Wholesale & retail | 2023 |
| Comcare Heating Solutions Limited | Construction | 2017 |
| Come Learn About Wrestling CIC | Education | 2026 |
| Comedy Care Collective CIC | Other services | 2026 |
| Comedy Live Ltd | Arts & recreation | 2026 |
| Comel Bellway Computers 121 Ltd | Wholesale & retail | 2025 |
| Comes Animae Ltd | Financial services | 2022 |
| Comfort Hands Ltd | Health & social care | 2014 |
| Comfort Heaven Properties Ltd | Households | 2024 |
| Comfort JC Services Ltd | Administrative & support | 2021 |
| Comfy Builders Limited | Construction | 2025 |
| Comic Book Industries Limited | Administrative & support | 2025 |
| Comida Eatery Ltd | Hospitality | 2022 |
| Commerce Cloudsoft Ltd | Wholesale & retail | 2024 |
| Commerce Direct Ltd | Professional & scientific | 2025 |
| Commercial Fleet Rentals Limited | Wholesale & retail | 2016 |
| Commercial Investments Holdings Limited | Real estate | 2021 |
| Commercial Procurement Consultants Ltd | Administrative & support | 2014 |
| Commercial Vehicle Specialists NW Ltd | Wholesale & retail | 2025 |
| Commercial Windows and Business Solutions Limited | Extraterritorial | 2015 |
| Commika Data Limited | Information & communication | 2025 |
| Commissionex Ltd | Construction | 2026 |
| Committed to Quality Ltd | Professional & scientific | 2022 |
| Commkare Ltd | Health & social care | 2025 |
| Common Good Consultancy Ltd | Professional & scientific | 2019 |
| Common Good International Ltd | Professional & scientific | 2019 |
| Common Sense Consultants Ltd | Professional & scientific | 2004 |
| Commoner Services Ltd | Other services | 2024 |
| Comms 1ST Ltd | Information & communication | 2019 |
| Commtech Global Limited | Other services | 2018 |
| Communal Creative Ltd | Hospitality | 2024 |
| Community Care Plus Ltd | Health & social care | 2019 |
| Community Culture Movement Limited | Hospitality | 2025 |
| Community Empowerment Careers Limited | Education | 2015 |
| Community Energy Advocacy CIC | Information & communication | 2026 |
| Community Family Services Ltd | Other services | 2013 |
| Community Fit Ltd | Health & social care | 2016 |
| Community for ALL People Ltd | Administrative & support | 2025 |
| Community Forest Land Trust | Agriculture & fishing | 2013 |
| Community Forest Trust | Agriculture & fishing | 1998 |
| Community Foundation for Lancashire (Former) | Professional & scientific | 2007 |
| Community Foundations for Lancashire and Merseyside | Professional & scientific | 1997 |
| Community Housing (UK) Ltd | Construction | 2012 |
| Community Independent Living Complex Care Ltd | Health & social care | 2019 |
| Community Independent Living Ltd | Health & social care | 2018 |
| Community Kicks CIC | Education | 2026 |
| Community Lettings Management Group Ltd | Financial services | 2026 |
| Community Multi Sports Coaching Ltd | Arts & recreation | 2011 |
| Community Wellness Hub CIC | Health & social care | 2025 |
| Communitylet Ltd | Information & communication | 2026 |
| Comp Heating Services Ltd | Construction | 2018 |
| Compact Construction Ltd | Construction | 2024 |
| Companion Limited | Extraterritorial | 2016 |
| Company Catering (Wirral) Ltd | Hospitality | 2010 |
| Companycare&Co Ltd | Health & social care | 2025 |
| COMPANYMATTERS4U Ltd | Health & social care | 2017 |
| Compare Wizard Ltd | Information & communication | 2025 |
| Compartment Wwhspg Ltd | Hospitality | 2023 |
| Compas Property Limited | Construction | 2024 |
| Compass (Counselling on Merseyside-Pastoral and Supporting Service) | Health & social care | 1988 |
| Compass Global Marketing Limited | Information & communication | 1985 |
| Compass Media Ltd | Information & communication | 2022 |
| Compass Physiotherapy Limited | Health & social care | 2007 |