PARIS — Avealto Ltd., which since 2013 has been developing a stratospheric airship for a business to wholesale connectivity to wireless network operators, said it is has yet to complete a $15-million financing round started in November but has enough cash for its current needs.
U.K.-based Avealto recently quit the HAPSAlliance because of what Avealto Chief Executive Walt Anderson said were differences of opinion on how to develop the market.
HAPS Mobile, a SoftBank Group subsidiary, in November announced . . .
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