Engineering Consortium will offer design services for the regional construction industry.
The man was hacked to death on Friday at dawn after refusing demands by raiders.
Local firms did not meet the financial threshold set by the government.
The loans range from Sh130,500 to Sh175,000 per every 20 square metres.
The facility, which will constitute 3,300 solar panels, will generate 1,256MWh a year.
The 0.5% levy is payable to the authority by owners of projects above Sh5 million.
A group of rich Qataris jetted into Kenya this week to scout for deals in the country.
The property is expected to appeal to high net worth international buyers.
The construction loans will be offered at interest rates of between four and six per cent.
The one-bedroom apartments will be sold for as low as Sh2 million.