Aston Martin believes it could corner the market for luxury flying vehicles in the future.
The Rolls-Royce EVTOL can seat four or five people, has flying range of 500 miles at 200mph.
Rolls-Royce said that it had drawn up plans for an electric vertical take-off and landing vehicle.
Uber has started a contest to select an international city to allow it to begin the UberAIR flying taxi demo in 2020
Uber previously named Dubai as its third launch city but said on 8 May it had reopened its selection process to include other cities which fit more of its criteria.
Uber said it was the first formal services contract by National Aeronautical and Space Administration (NASA) covering low-altitude airspace.
Lilium said it plans to use the fresh funding to dramatically expand hiring and carry it through the next development stages of its 5-seater electric jet.
Daimler joined a consortium which includes technology investor Lukasz Gadowski, who sits on the supervisory board of Delivery Hero
After upending the taxi market with its ride-hailing service, Uber Technologies Inc is now aiming for the skies with its flying taxis.
The five-seater jet, which will be capable of vertical take-off and landing, could be used for urban air taxi and ride-sharing services.