| Accrue Student Housing LP | | 2011 |
| Accserca Limited | Professional & scientific | 2012 |
| Accumentals Holding LP | | 2018 |
| Accumulation 2000 LP | | 2016 |
| Ace Auto Centre Limited | Professional & scientific | 2016 |
| Ace Construction and Development Ltd | Construction | 2023 |
| Ace III GP (Scotland) LLP | | 2015 |
| Ace III Managing Member Limited | Extraterritorial | 2015 |
| Ace III Master L.P. | | 2015 |
| Ace III Second Member Limited | Extraterritorial | 2015 |
| Ace Investment Partnership L.P. | | 2015 |
| Ace Networks L.P. | | 2012 |
| Ace Property Management Limited | Real estate | 2005 |
| Ace Trade Cars Limited | Wholesale & retail | 2009 |
| Acebam Estate LP | | 2013 |
| Aceking Corp LP | | 2014 |
| Aceline Alliance LP | | 2018 |
| Aceliona Universal LP | | 2014 |
| Acemount Media LP | | 2015 |
| Acene Ltd | Professional & scientific | 2020 |
| Acer Family Office Limited | Financial services | 2019 |
| Acer Property Edinburgh Limited | Financial services | 2019 |
| Acera Grounds Ltd | Administrative & support | 2025 |
| Acerbyst Ltd | Health & social care | 2023 |
| Acerconsult Ltd | Professional & scientific | 2018 |
| ACG 201 Ltd | Administrative & support | 2024 |
| Acgo Limited | Wholesale & retail | 2015 |
| Acgt Limited | Professional & scientific | 2024 |
| Achairn Energy Limited | Energy | 2006 |
| Acharra Properties Ltd | Other services | 2019 |
| Acheathicz Ltd | Administrative & support | 2023 |
| Achemformatix Innovations Ltd | Professional & scientific | 2026 |
| Achenar Limited | Administrative & support | 1999 |
| Acherson Trading LP | | 2014 |
| Achfary LP | | 2015 |
| Achieve High International LP | | 2016 |
| Achill Property Ltd | Real estate | 2025 |
| Achilles Information Limited | Information & communication | 1992 |
| Achnacarry Hydro Ltd | Energy | 2009 |
| ACI Letting Ltd | Real estate | 2025 |
| Acif Infrastructure LP | | 2013 |
| Aciona Corp. LP | | 2016 |
| ACJ Investment Limited | Real estate | 2020 |
| ACJ Projects Ltd | Construction | 2026 |
| Ackerman Group LP | | 2016 |
| Ackrus LP | | 2017 |
| ACL Carried Interest GP LLP | | 2021 |
| ACL Carried Interest LP | | 2021 |
| ACM Capital Ltd | Real estate | 2024 |
| ACM Carry LP | | 2018 |
| Acme Leadwork & Roofing Ltd | Construction | 2024 |
| ACN Solutions Ltd | Construction | 2026 |
| Acnotex Import LP | | 2013 |
| Acorcloud Green-Sync UK Ltd | Information & communication | 2026 |
| Acorn Holiday Lets Limited | Real estate | 2020 |
| Acorn Principle Plus Ltd. | Administrative & support | 2006 |
| Acorn Print Studio Limited | Arts & recreation | 2026 |
| Acorn Services (Scotland) Limited | Real estate | 2024 |
| Acoro GP Scotland Limited | Professional & scientific | 2008 |
| Acoro Scotland L.P. | | 2008 |
| Acoup Ltd | Administrative & support | 2022 |
| Acoustic Data Ltd | Manufacturing | 2017 |
| Acousticecosse Ltd | Professional & scientific | 2017 |
| ACP Fintech I Carry L.P. | | 2018 |
| ACP UK PVT Limited | Hospitality | 2018 |
| ACP: North Hub Limited | Administrative & support | 2009 |
| Acpl 2005 Fund Carried Interest L.P. | | 2005 |
| Acquiror Carry L.P. | | 2003 |
| Acramax LP | | 2023 |
| Acre Park (Dundee) Limited | Real estate | 2005 |
| Acrebrae Limited | Real estate | 2004 |
| Acreglen Limited | Real estate | 2000 |
| Acremanse Limited | Professional & scientific | 2003 |
| Acrester Sales LP | | 2011 |
| Acrillics Ltd | Information & communication | 2024 |
| Acrinura Management LP | | 2014 |
| Acromire LP | | 2015 |
| Acroniq Limited | Information & communication | 2026 |
| Acronym Systems LP | | 2017 |
| Acropolis Invest LP | | 2014 |
| Across Trade LP | | 2013 |
| ACS Advisory Limited | Public administration | 2016 |
| ACS Investment Management Ltd | Extraterritorial | 2012 |
| ACT Blade Limited | Professional & scientific | 2015 |
| ACT Two Scene One Productions Ltd | Information & communication | 2023 |
| ACT Your Vision LP | | 2024 |
| Actab Ltd | Professional & scientific | 2019 |
| Actel Corporation L.P. | | 2011 |
| Actel Europe L.P. | | 2009 |
| Actelligent (Scotland) Company Limited | Information & communication | 2018 |
| Acting UP Limited | Information & communication | 2000 |
| Actinola LP | | 2018 |
| Action Insight Management Ltd | Professional & scientific | 2010 |
| Action on Smoking and Health (Scotland) | Health & social care | 1992 |
| Action Services Group Ltd | Professional & scientific | 2026 |
| Actiph Water Limited | Manufacturing | 2015 |
| Actis 3 Asante LP | | 2010 |
| Actis 3 Latam Global "a" LP | | 2010 |
| Actis 3 Latam Global "C" "AV" LP | | 2010 |
| Actis 3 Latam Global "C" LP | | 2010 |