Porteous is 14 under par, with last week's UAE Challenge winner Paratore in second spot.
Renato Paratore wins back-to-back HotelPlanner Tour titles in Al Ain
The Italian has jumped five places to second in the Road to Mallorca Rankings.
Read Full StoryThe six-time major winner is keeping an eye on Michael “Fury” Feuerstein in Abu Dhabi.
Dubai resident Garrick Porteous is nine under par after carding a second round 64.
The UAE’s Ahmad Skaik delivered a solid level par 70 in the Garden City.
“Arab golf is booming right now”
Players from the UAE, Egypt, Morocco and Saudi Arabia are competing in the $300,000 tournament.
The UAE’s Ahmad Skaik won the award for lowest amateur.
The American fired a nine under par third round of 63 to tie the course record.
The 27-year-old becomes the first UAE born golfer to make the cut in a 72-hole professional event.
The first of two events on the HotelPlanner Tour's eGolf Swing in the United Arab Emirates.
“You see guys fighting to get a spot here. So as amateurs, we’re lucky to have this.”
“It’s an honour to represent our traditions and our culture on a global stage.”
Players from the UAE, Qatar and Saudi Arabia are competing in the $300,000 tournament.
This marks the third edition of both events in the country.
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The Spaniard catapults to fifth place on the Road to Mallorca Rankings.
The 19-year-old climbs to fourth in the season-long Road to Mallorca Rankings.