| Falk Sports Management AB | Norsborg | 0 tkr |
| Family First Aktiebolag | Nyköping | 0 tkr |
| FamilyW Aktiebolag | Enstaberga | 0 tkr |
| Fastighets AB Fabrikatet 7 | Nyköping | 0 tkr |
| Fastighets AB Tunia | Eskilstuna | 0 tkr |
| Fastighets AB Vistinge Strand | Eskilstuna | 0 tkr |
| Fastighetsbolaget Duster 1 AB | Nyköping | 0 tkr |
| Fastighetsbolaget Mörtviken AB | Nyköping | 0 tkr |
| Fastighetsbolaget Svansta AB | Sollentuna | 0 tkr |
| Father & Son Advisory AB | Nyköping | 0 tkr |
| Fazana Aktiebolag | Nyköping | 0 tkr |
| Femte Elementet Holding AB | Nyköping | 0 tkr |
| FEN e-cad engineering support AB | Hägersten | 0 tkr |
| FGT Holding AB | Nyköping | 0 tkr |
| FGW Invest AB | Nyköping | 0 tkr |
| FGZ Förvaltning AB | Nyköping | 0 tkr |
| Fieldcottage management and systems AB | Tystberga | 0 tkr |
| Fimbria Holding AB | Nyköping | 0 tkr |
| Fimo Holding AB | Nyköping | 0 tkr |
| Firecontrol Holding AB | Nyköping | 0 tkr |
| Fiwida AB | Nyköping | 0 tkr |
| Fjällveden Förvaltning AB | Älta | 0 tkr |
| Fjellskär Invest AB | Stigtomta | 0 tkr |
| FLD Invest AB | Björkvik | 0 tkr |
| Flexibla Lokaler i Sverige AB | Nyköping | 0 tkr |
| Flipp och Fido AB | Torshälla | 0 tkr |
| Florist/Stylist Madeleine Röken AB | Nyköping | 0 tkr |
| FLTNMRK AB | Nyköping | 0 tkr |
| Flyckts Ordkonst AB | Eskilstuna | 0 tkr |
| FMI Konsult Aktiebolag | Nyköping | 0 tkr |
| Forever Endeavor AB | Nyköping | 0 tkr |
| Försäkra i Sörmland AB | Vilhelmina | 0 tkr |
| Förvaltia Aktiebolag | Stockholm | 0 tkr |
| Förvaltnings AB Nöktes | Nyköping | 0 tkr |
| Fotograf Leif W Lindgren, Bildspelsstudion Östra Sörmland Aktiebolag | Trosa | 0 tkr |
| Fred Bäckström Aktiebolag | Flen | 0 tkr |
| Freddans Holding AB | Nyköping | 0 tkr |
| Fredrikssons VVS AB | Tystberga | 0 tkr |
| Freshwater & Co AB | Stockholm | 0 tkr |
| Freskgård Invest AB | Tystberga | 0 tkr |
| Frischenfeldt Fastigheter AB | Oxelösund | 0 tkr |
| FR Marinekonomi AB | Nyköping | 0 tkr |
| Froflex AB | Nyköping | 0 tkr |
| Furubo Invest AB | Nyköping | 0 tkr |
| FUTURE CREATION INVEST I SVERIGE AB | Stigtomta | 0 tkr |
| Gaamick AB | Nyköping | 0 tkr |
| Galimida holding AB | Nyköping | 0 tkr |
| Gamman AB | Nyköping | 0 tkr |
| Garantipäls i Södertälje Aktiebolag | Trosa | 0 tkr |
| Gasolservice i Tystberga Aktiebolag | Nyköping | 0 tkr |