Ecology Group is active in manufacturing and sales of machinery for landscape maintenance. The Group consists of the followin ... g companies: - Herder BV, Middelburg - NL - Votex BV, Heteren - NL - Votex Whirlwind BV, Heteren - NL - Vogelenzang Coating BV, Heteren - NL - Ecology Group Enschede BV, Enschede - NL - Herder do Brasil Ltda, Matão-SP - Brazil Ecology Group is a 100% subsidiary of Citadel Industries. read more