Insis has 5 regional officers in Ibadan,Kano,Gboko,Minna and Onitsha. You can be offered technical support and sales by :

Head Office Ibadan -
3, Are Avenue, Bodija, Ibadan, Nigeria.
  Tel: 02-750 2641, Fax: 02-8107237.
Contact : Blessing Odigbo. Tel : 08034298538

Lagos:-
Lagos - Contact: John Kunu - 07030144858, 08023374452

Kano :-
Kano - Contact : Joseph Odeyemi - Tel : 08028454980

Gboko :-
Gboko - Contact : Gbenga Aiyeku - Tel : 08080450808, 08033860194

Minna  :-
Minna - Contact : Paul Olaogun - Tel : 08034986589

Onitsha :-
Onitsha - Contact : Uchenna Okoro - Tel : 08055811795