Sigma Management Science Pty Ltd

ABN:

55 001 421 076

Principal:

John R Smyrk BEc (Hons), MEc(OR), Monash

Email:

Telephone:

+61 418 242 804 (mobile)

Facsimile:

+61 2 4982 3716

Postal Address:

PO Box 136
Tanilba Bay NSW 2319
Australia

Administration:

Webmaster: