Melanie Siewert, P.Geo. (Limited), FGC

Chief Executive Officer
Direct Number: 437-580-1773
E-mail: ceo@pgo.ca
 



Florentina Groza
Book Keeper
E-mail: fgroza@pgo.ca
 

Addresss:
Professional Geoscientists Ontario

One Yonge Street, Suite 704 
Toronto, Ontario M5E 1E5  

General Email: info@pgo.ca
Application Email: applications@pgo.ca 

Website: http://www.pgo.ca

Office Hours: 
Monday to Friday,

8:30 am - 4:30 pm



Eilidh Lewis, M.Sc., P.Geo.

Registrar
Direct Number: 905-244-3857
E-mail: elewis@pgo.ca



Marilen Miguel, CAE

Director, Internal and External Affairs
Direct Number: 647-220-3948
E-mail: mmiguel@pgo.ca

Addresss:
Professional Geoscientists Ontario
155 University Avenue, Suite 302 
Toronto, Ontario M5H 3B7

General Email: info@pgo.ca
Application Email: applications@pgo.ca 

Website: http://www.pgo.ca

Office Hours: 
Monday to Friday,
8:30 am - 4:30 pm



Gabrielle Hosein, M.Sc., P.Geo.

Assistant Registrar
Direct Number: 365-275-6363
E-mail: ghosein@pgo.ca



Carmen Li-Tsang, MBA

Operations & Administration Coordinator
Direct Number: 365-324-1869
E-mail: carmenli.tsang@pgo.ca

ddresss:
Professional Geoscientists Ontario

One Yonge Street, Suite 704 
Toronto, Ontario M5E 1E5  

General Email: info@pgo.ca
Application Email: applications@pgo.ca 

Website: http://www.pgo.ca

Office Hours: 
Monday to Friday,

8:30 am - 4:30 pm



Kristina Hanson

Registration Administrative Assistant
Direct Number: 416-684-1448
E-mail: khanson@pgo.ca 



Lauren Atmore
Communications and Stakeholder Relations Specialist 
Direct Number: 437-361-1428
E-mail: latmore@pgo.ca

Addresss:
Professional Geoscientists Ontario

One Yonge Street, Suite 704 
Toronto, Ontario M5E 1E5  

General Email: info@pgo.ca
Application Email: applications@pgo.ca 

Website: http://www.pgo.ca

Office Hours: 
Monday to Friday,

8:30 am - 4:30 pm