Gathuya started the season on a low after battling sickness for a while.
It was not until April this year that she resumed play, she was roughly welcomed with a piga mingi (best effort) finish in her starting Club Night.
"I have not played serious golf this year, so this victory shows I'm headed in the right direction," she stated.
Asked her thoughts about the KenGen Golf Day tournament, she stated: "The competition is excellent, the prizes are beautiful, I don't mind defending this trophy next season."
KenGen staff also took part in the epic contest at Royal.
They were led by their skipper Langat, General Manager David Muthike, Assistant Manager - Finance Charles Masio and Assistant Human Resource Manager, Thermal Region Mombasa Bethwel Ogwayo.
Other employees who battled on the punishing Royal course included Joash Mbogo, Bonface Kangangi, Nick Yegon, Daniel Tanui, Felix Kirui, Conway Kibet, Purity Kinoti and Eric Munyiri.
"The tournament is part of our Corporate Social Responsibility where we network with our clients.We take the opportunity to enlighten them on some of the services we offer," Langat highlighted.
The staff also planted trees on the lush course to support sustainable actions on climate change.
The energy providers have also adopted hole 17 at the golf course in support of sustainability.
"As you know, 87 per cent of our power is clean energy from renewable resources. We are happy to partner with Royal to promote sustainability which is online with our golfing mission," Masio highlighted.
The 2023 KenGen Golf Day tournament results at Royal
1.Overall Winner: Zipporah Gathuya - 41 stableford points
2.Men Winner: Apollo Asol - 39
3.Lady Winner : Lydia Mokaya - 41
4.Men Runner Up: Hesbon Odumbe - 38
5.Lady Runner Up: Nancy Karimi - 38
6.Division Four Winner: Lambert Oigara - 39
7.Senior Winner: Pal Thethy - 36
8.Junior Winner: Kevin Kogo - 32
- Gross Winner: Serah Khanyereri - 76 gross
10.Sponsor Winner: Charles Masio -36
- Sponsor Runner Up: Daniel Tanui - 36