Oliver Hart - Northern Ireland, UK

01/2004 to present

Green Circle (EU) Ltd, Northern Ireland UK.

 

02/2001 to 12/2003

MD & owner Unified Environmental Services LLC, New Jersey, USA - VP

 

09/1999 to 12/2000

FEECO Bio-Systems LLC, Green Bay, WI, USA CEO & Partner

 

02/1995 to 07/1999

BER Systems, Inc, Payson, Arizona, USA CEO & Founding Partner

 

04/1984 to 08/1994

MITRA Design Centre (Pty.) Ltd, Pretoria, S-Africa MD Partner 

 

1987 1990 and 2003

Developed the first solid fuel PC boiler in South Africa. Worked with IMPULSE Maastricht, NL (Jan Postmes) on 1st generation sludge dryer

 

1996

Built first 2nd generation PC dryer to produce safe OMF from sewage sludge in Payson, Arizona, USA `

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Green Circle (EU) Ltd, Northern Ireland UK.

MD & owner Unified Environmental Services LLC, New Jersey, USA - VP

FEECO Bio-Systems LLC, Green Bay, WI, USA CEO & Partner

BER Systems, Inc, Payson, Arizona, USA CEO & Founding Partner

MITRA Design Centre (Pty.) Ltd, Pretoria, S-Africa MD Partner 

 

Developed the first solid fuel PC boiler in South Africa. Worked with IMPULSE Maastricht, NL (Jan Postmes) on 1st generation sludge dryer

 

Built first 2nd generation PC dryer to produce safe OMF from sewage sludge in Payson, Arizona, USA `

01/2004 to present

02/2001 to 12/2003

09/1999 to 12/2000

02/1995 to 07/1999

04/1984 to 08/1994 

 

1987 1990 and 2003

 

 

1996

 

Pr. Tech.(Eng.) - Professional Technologist Engineering, Pretoria, South Africa, 1969

 

 

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