| 7711 Groundworks Ltd | Builders | IP6 9SZ | 2024 |
| A & J Motor Services Ltd | Garages & mechanics | IP6 8NZ | 2002 |
| A A Electrical (East Anglia) Ltd | Electricians | IP6 0AJ | 2002 |
| A C Brickwork (South East) Ltd | Builders | IP6 0NL | 2013 |
| A C Mutimer Ltd | Garages & mechanics | IP13 0DR | 2003 |
| A J Berry Window Cleaning Services Ltd | Cleaners | IP13 9EG | 2014 |
| A J Harris (Decorating & Home Improvements) Ltd | Painters & decorators | IP6 0NL | 2003 |
| A J Sargent Electrical Solutions Ltd | Electricians | IP13 7NY | 2016 |
| A P Clarke Ltd | Builders | IP13 0AB | 2002 |
| A Piece of England Property Development Ltd | Builders | IP5 2GW | 2016 |
| A W Goddard Fencing Ltd. | Builders | IP6 9SG | 2018 |
| A W Smart Repairs Ltd | Garages & mechanics | IP5 2QF | 2009 |
| A. Calver (Electrical) Ltd | Electricians | IP13 9HH | 2003 |
| A.B.P. Suffolk Developments Ltd | Builders | IP5 1DW | 2007 |
| A.M. Hedges, Builders, Ltd | Builders | IP5 7NR | 1995 |
| Aaron Nobbs Electrical Ltd | Electricians | IP13 7AE | 2008 |
| Abbey Protective Coatings Ltd | Builders | IP6 0NL | 2017 |
| Acr Cars Ltd | Gardeners & landscapers | IP13 7NS | 2022 |
| Adrian Hammond Ltd | Builders | IP13 9QB | 2002 |
| Advanced Dent Repairs Ltd | Garages & mechanics | IP6 0RZ | 2003 |
| Advanced Water Services Ltd | Builders | IP5 3RY | 2025 |
| Ajh Design and Build Ltd | Joiners & carpenters | IP6 0GQ | 2026 |
| Alc Carpentry & Construction Ltd | Builders | IP6 9NT | 2020 |
| Alderfields Carpentry & Building Ltd | Builders | IP6 9AB | 2025 |
| Aldous Mechanical Ltd | Plumbing & heating | IP5 1NZ | 2023 |
| All Star Safety Ltd | Builders | IP6 0HU | 2019 |
| Alpha Fumigation Services Ltd | Pest control | IP13 9EZ | 2011 |
| Ams Kitchen Fitting Ltd | Builders | IP6 8AS | 2025 |
| Anacondaunit Ltd | Builders | IP6 0HU | 2019 |
| Andaman Engineering Ltd | Builders | IP6 0NL | 2011 |
| Andy Lewis Electrical Services Ltd | Electricians | IP5 3SH | 2010 |
| Anglia Services Ltd | Cleaners | IP6 8AS | 2016 |
| Annica Europe Ltd | Builders | IP6 8TN | 2022 |
| Apex Roofing Anglia Ltd | Roofers | IP6 0NL | 2012 |
| Aph Motor Works Ltd | Garages & mechanics | IP6 0NL | 2023 |
| Aquasmart Solutions Ltd | Plumbing & heating | IP5 3SL | 2024 |
| Ara Carpentry & Building Ltd | Builders | IP6 0NL | 2021 |
| Armstrong Property Services (East Anglia) Ltd | Builders | IP6 9HN | 2010 |
| Arrow Property Development Ltd | Builders | IP6 0AJ | 2025 |
| Ashbocking Joinery Ltd | Joiners & carpenters | IP6 9JS | 2000 |
| Asteria Wellbeing Ltd | Hair & beauty | IP13 8JS | 2022 |
| At Autoworks Ltd | Garages & mechanics | IP13 9SU | 2024 |
| Aztech Plumbing & Heating Ltd | Plumbing & heating | IP5 2BX | 2021 |
| B & M Car Body Centre Ltd | Garages & mechanics | IP6 0NL | 2003 |
| B Keeble Ltd | Plumbing & heating | IP5 1AJ | 2019 |
| B Sharpe Plumbing & Heating Ltd | Plumbing & heating | IP6 0NL | 2014 |
| Bailie Electrical Ltd | Electricians | IP5 2GT | 2026 |
| Baker & King Ltd | Builders | IP13 9BQ | 2016 |
| Barker and Associates Party Wall Surveys Ltd | Builders | IP5 3SL | 2018 |
| Barridge Building Contractors Ltd | Builders | IP6 0NL | 2023 |
| Barry Keymer Motor Repairs Ltd | Garages & mechanics | IP6 0NL | 2011 |
| Baskett Electrical Ltd | Electricians | IP5 3RY | 2019 |
| Bayfield Electrical Ltd | Electricians | IP13 0TA | 2006 |
| Bb Construction Ltd | Builders | IP6 0JT | 1993 |
| Bdonebyb Ltd | Hair & beauty | IP6 0GH | 2023 |
| Bechik Ltd | Builders | IP13 0DR | 2025 |
| Becky Louise Beauty Clinic Ltd | Hair & beauty | IP5 4AA | 2018 |
| Bee Cafe Cic | Gardeners & landscapers | IP13 6NY | 2024 |
| Bellcorp Ltd | Electricians | IP6 0LW | 2011 |
| Bellissima Beauty Salon Ltd | Hair & beauty | IP13 0QS | 2019 |
| Bencorr Ltd | Builders | IP6 9PA | 2017 |
| Bens Gutter Cleaning Suffolk Ltd | Cleaners | IP5 2YP | 2026 |
| Bentel Ltd | Electricians | IP5 3SS | 2015 |
| Bespoke Log Cabin Company Ltd | Builders | IP6 9HS | 2000 |
| Best2build Ltd | Builders | IP5 2HQ | 2025 |
| Bikmon Ltd | Glaziers | IP6 0NL | 2023 |
| Bja Roofing Ltd | Roofers | IP5 1AN | 2015 |
| Bkr Construction (Essex) Ltd | Builders | IP6 0NL | 2011 |
| Black Rooster Construction Ltd | Builders | IP13 9EZ | 2017 |
| Black Stag Styling Ltd | Garages & mechanics | IP5 2QF | 2018 |
| Black Swan Developments East Anglia Ltd | Builders | IP6 0LW | 2012 |
| Blades Pest Solutions Ltd | Pest control | IP5 3UH | 2024 |
| Bloomfield Electrical Ltd | Electricians | IP6 9NY | 2021 |
| Blue Rock Project Solutions Ltd | Builders | IP6 9ES | 2020 |
| Bluestone Contractors Ltd | Builders | IP13 6AR | 2026 |
| Bluestone Improvements and Maintenance Ltd | Builders | IP13 6AR | 2026 |
| Bmph Ltd | Plumbing & heating | IP5 3SL | 2026 |
| Boot Construction (East Anglia) Ltd | Builders | IP13 7DP | 2015 |
| Boot Consultancy and Developments Ltd | Builders | IP13 7DP | 2014 |
| Bosmere Contracting Ltd | Builders | IP6 8LL | 2020 |
| Bosmere Gas Services Ltd | Appliance repair | IP6 8EE | 2003 |
| Bountiful Gardens Ltd | Gardeners & landscapers | IP5 2FA | 2022 |
| Brandon Property Maintenance Specialists Ltd | Builders | IP5 3SL | 2025 |
| Breheny Civil Engineering Ltd | Builders | IP6 8NH | 1963 |
| Breheny Group Ltd | Builders | IP6 8NH | 2002 |
| Brookfield Automotive Ltd | Garages & mechanics | IP6 8HS | 2023 |
| Brown Roofing Ltd | Roofers | IP6 0NL | 2025 |
| Brown Roofing Services (Essex) Ltd | Roofers | IP6 0NL | 1996 |
| Build Extend and Improve Ltd | Builders | IP5 2NZ | 2026 |
| Burgess Build Group Ltd | Builders | IP6 0FH | 2022 |
| Burrell'S Building Services Ltd | Builders | IP5 3SL | 2025 |
| Button Repairs and Transport Services Ltd | Garages & mechanics | IP5 1AN | 2010 |
| Bw Brickworks & Son Ltd | Builders | IP6 8NF | 2013 |
| C D C Environmental Ltd | Groundworks & demolition | IP5 2PE | 2007 |
| Cadman Flooring Ltd | Builders | IP6 8NZ | 2012 |
| Cadman Plant Ltd | Builders | IP6 9RF | 2007 |
| Calvert Utilities Ltd | Builders | IP6 8TN | 2015 |
| Camrouxpmc Ltd | Builders | IP13 0BA | 2018 |
| Carley Hill Hair Ltd | Hair & beauty | IP13 9AN | 2026 |
| Carma Hair Ltd | Hair & beauty | IP6 0AJ | 2013 |
| Carpark Surfacing Grids Ltd | Builders | IP6 9AR | 2013 |
| Cascade Pools (East Anglia) Ltd | Builders | IP6 8RN | 2000 |
| Cdjt Ltd | Hair & beauty | IP6 0NL | 2001 |
| Ceta Ltd | Cleaners | IP13 8JF | 2025 |
| Chancery Garage Ltd | Garages & mechanics | IP6 0NL | 2002 |
| Charles Clarke & Son (Builders) Ltd | Builders | IP13 6TH | 1981 |
| Circelli N & Co Ltd | Hair & beauty | IP6 0NL | 2017 |
| Cjm Carpentry & Joinery Ltd | Joiners & carpenters | IP6 0NL | 2013 |
| Cjw Coastal Plumbing and Heating Ltd | Plumbing & heating | IP6 8FJ | 2026 |
| Ckts Electrical Ltd | Electricians | IP6 8BF | 2022 |
| Cla Roofing Ltd | Roofers | IP6 0NL | 2006 |
| Claydon Tiling Ltd | Flooring & tiling | IP6 0RD | 2010 |
| Cleanest Windows Ltd | Cleaners | IP6 0NL | 2009 |
| Co.Lab Hair Creatives Ltd | Hair & beauty | IP6 0SA | 2022 |
| Coastal Bathrooms & Kitchens Ltd | Plumbing & heating | IP13 6LS | 2011 |
| Colnesett (East Anglia) Ltd | Builders | IP6 0NL | 2015 |
| Combination Construction Ltd | Builders | IP5 2FZ | 2004 |
| Concentric Plumbing & Mechanical Ltd | Plumbing & heating | IP6 9NT | 2026 |
| Concept Flooring Solutions Ltd | Flooring & tiling | IP5 3SL | 2016 |
| Concours Classics Ltd | Garages & mechanics | IP13 7QW | 2022 |
| Copping Projects Ltd | Builders | IP6 8AS | 2026 |
| Core 10 Group Ltd | Builders | IP6 0NL | 2019 |
| Cortex Building Ltd | Builders | IP13 6LX | 2026 |
| Cosmetek Ltd | Builders | IP5 1NJ | 2008 |
| Cp Industrial Electrical Ltd | Electricians | IP6 8EB | 2018 |
| Crafted Classics Tuning Ltd | Garages & mechanics | IP13 7HT | 2017 |
| Crave Ltd | Hair & beauty | IP5 2BJ | 2022 |
| Create Hair Ltd | Hair & beauty | IP6 9AA | 2019 |
| Crown Gardens (Ufford) Ltd | Gardeners & landscapers | IP6 9HB | 2019 |
| Crystal Rose Skin Clinic Ltd | Hair & beauty | IP6 8AP | 2017 |
| Cts (East) Ltd | Builders | IP6 8TR | 2014 |
| Cult 4x4 Ltd | Garages & mechanics | IP6 0NL | 2021 |
| D A Formwork Ltd | Builders | IP6 0NL | 2018 |
| D B K Consultant Ltd | Builders | IP13 6RU | 2017 |
| D J Ruse Builders Ltd | Builders | IP13 6XH | 2020 |
| D M B Brickwork & Construction (Ipswich) Ltd | Builders | IP6 0NL | 2005 |
| D T E Maintenance Ltd | Gardeners & landscapers | IP6 0NL | 2024 |
| D W Adams Ltd | Plumbing & heating | IP6 8JD | 2011 |
| D&N Electrical (East Anglia) Ltd | Electricians | IP6 0BB | 2011 |
| D.C. Home Maintenance Ltd | Glaziers | IP5 1ED | 2012 |
| Damp and Mould Control Ltd | Builders | IP6 8AS | 2018 |
| Dave Row Electrical Ltd | Electricians | IP5 2FX | 2015 |
| David Moxon Ltd | Plumbing & heating | IP6 8AS | 2017 |
| Dcp Assist Ltd | Garages & mechanics | IP5 1LQ | 2020 |
| Dcsa (Essex) Ltd | Garages & mechanics | IP6 0NL | 2017 |
| Deben Body Repairs Ltd | Garages & mechanics | IP6 0NL | 2003 |
| Deben Boilers Ltd | Plumbing & heating | IP5 2FB | 2010 |
| Deben Construction Ltd | Builders | IP6 0NL | 2017 |
| Deben Electrical Services Ltd | Electricians | IP13 0DR | 2022 |
| Deben Vehicle Repairs Ltd | Garages & mechanics | IP6 0NL | 2003 |