| Vistinge Holding 2 AB | Eskilstuna | 0 tkr |
| Vistinge Holding 3 AB | Eskilstuna | 0 tkr |
| Vivesta Udde AB | Nyköping | 0 tkr |
| VMV Holding AB | Vrena | 0 tkr |
| Wallén - Widell Holding AB | Nyköping | 0 tkr |
| Walthers kyl & Värmepumpservice Östergötland AB | Nyköping | 0 tkr |
| Warensjö Investment AB | Nyköping | 0 tkr |
| Warpig Invest AB | Nyköping | 0 tkr |
| Wassler Invest AB | Nyköping | 0 tkr |
| WellWell AB | Vittsjö | 0 tkr |
| Wessberggruppen AB | Hölö | 0 tkr |
| Westbarn Holding AB | Nyköping | 0 tkr |
| Westbarn Värdepapper AB | Stockholm | 0 tkr |
| Weyn Group AB | Nyköping | 0 tkr |
| WHK Holding AB | Nyköping | 0 tkr |
| Wilton Invest AB | Huddinge | 0 tkr |
| Wiséns skolsupport AB | Nyköping | 0 tkr |
| Workdeco AB | Nyköping | 0 tkr |
| World by Swing AB | Stigtomta | 0 tkr |
| WRC holding AB | Nyköping | 0 tkr |
| YaLo Holding AB | Nyköping | 0 tkr |
| Ytterbo Fastigheter Holding AB | Nyköping | 0 tkr |
| Zenzé organisation och ledarskap AB | Nyköping | 0 tkr |
| Zeus Design AB | Nyköping | 0 tkr |
| Zinkonsult Aktiebolag | Nyköping | 0 tkr |
| Zlatibor Experiences AB | Nyköping | 0 tkr |
| Z.M.J Invest AB | Nyköping | 0 tkr |
| 24-sju Oxelösund AB | Oxelösund | — |
| AB Persson Svedberg | Nyköping | — |
| AC-Logistik Handelsbolag | Nyköping | — |
| Advokatfirman Nyckeln Handelsbolag | Nyköping | — |
| Agoris Handelsbolag | Västerljung | — |
| Aktiebolaget Edlinggruppen | Nyköping | — |
| Aktiebolag Skillmart | Nyköping | — |
| Alen Fastigheter AB | Vrena | — |
| Alvadal Woodcraft AB | Tystberga | — |
| AMC - Athletic Mind Coaching AB | Nyköping | — |
| Anders och Ann-Katrin Stromberg Handelsbolag | Tystberga | — |
| Anna och hennes döttrar AB | Nyköping | — |
| ANSA Education AB | Nyköping | — |
| Antranova Engineering AB | Nyköping | — |
| A/Ö CREATIVE AB | Nyköping | — |
| AP Kraft Bemanning AB | Nyköping | — |
| AQELO AB | Nyköping | — |
| ARR Music AB | Nyköping | — |
| ARWA Fastighet 1 AB | Nyköping | — |
| ARWA Fastighet 2 AB | Nyköping | — |
| ARWA Fastighet 3 AB | Nyköping | — |
| Attityd Custom Kommanditbolag | Jönåker | — |
| Auragårdens Värv & Verk AB | Nyköping | — |