BNI Rutland was launched two months ago and has already attracted 15 regular members to its weekly sessions.
Craig Bunday, BNI's assistant director for Northamptonshire and Leicestershire said: "We need just three more to be able to launch as a full BNI chapter."
The group meets at Casterton Business and Enterprise College, Ryhall Road, at 0700 on Tuesday mornings, when visitors are welcome.
BNI groups are non-competitive, with only one member allowed from each profession.
Prospective members can also contact Craig Bunday on 01733 310542, or 07771 535661.

A PRINTING firm has won a coveted award after impressing judges with their enviromental policies.
Warners Midlands, based in West Street, Bourne, has picked up the award for Corporate Social Responsibility in the Midlands and East of England heat of the 2008 National Business Awards.
Managing director Philip Warner picked up the award at a dinner in at the National Motorcycle Museum in Birmingham on July 15.
It now advances to the finals of The National Business Awards which will be held at the Grosvenor Hotel in London in November.

NEARLY two thirds of small businesses in the East Midlands are adopting a greener approach to travel, recent research has claimed.
A survey conducted by cash flow provider Bibby Financial Services indicates most small businesses in the area are taking more environmentally-friendly approaches to work – including taking trains and using conference calls.
Further findings indicate companies set up after 2000 are more likely to embrace environmental issues. Of those, 29 per cent say they have changed company cars to more fuel-efficient models.