Bedrift I - Mandal
- Imm AS
- Inhaus AS
- Ibygget AS
- Imandal AS
- Idfokus AS
- Isosør AS
- Ivs
- Iqi AS
- Iriknatur AS
- Insono AS
- Interiørsøm
- Ide AS
- Im Lohne
- Icon Mandal
- Inhaus Eiendom AS
- Idrettslaget Bvs
- Islamsk Mojammaa
- Image Mandal AS
- Idrettslaget Bvs
- Ime Vel
- Imetoppen Vel
- Ime Vel
- Inspection AS Limas
- Ime Verksted AS
- Ime Eiendom AS
- Iqi Eiendom AS
- Iqi Invest AS
- Iqi Prosjekt AS
- Ime SFO
- Ihme Bygg AS
- Ime skole
- Invest syd AS
- Isabell Dåstøl
- Iwersens Enterprise
- Intersport Mandal
- Ide Bygg AS
- Ide Consulting AS
- Inspirerende Kurs Høksås
- Inger Støles Fysioterapi
- Inkasso Service sør
- Inger Støles Fysioterapi AS
- Ime terrasse Vel
- Isfoto Dag Lauvland
- Ingrid Annette Ihme
- Ingrid Annette Ihme
- Ice N Go AS
- Iderealisering Innovative Løsninger ANS
- Ingrid Margrete Johnsen
- Ist 3dsign & Service AS
- Ingeniørfirmaet Arda Arild Dahl
- Individ & System Psykologi AS
- Industri og Anleggspartner Kjetil Christensen
- Ivre Spill / Bingo Sør
- Inovent David Ibazer Nappen Jacobsen
- Ice N Go Lorantne Csecsi
- Itm International Telecommunication Marketing Jan Harald Hansen
- Inger Johanne Lind Hos Lind den Lille Språkskolen