Lant was a Ferengi businessman in the 24th century.
In 2376, Lant used an alien piece of time travel technology to gain advantage in investment markets until he was stopped by the Starfleet Corps of Engineers. (SCE eBook: Buying Time, DTI novel: Shield of the Gods)
In 2382, Lant was rumored to be funding Nart's temporal research in an effort to regain his temporal advantage. (DTI novel: Watching the Clock)
In 2385, Lant was working at the Qhembembem Outpost where he sold various pieces of contraband. DTI agents Meyo Ranjea and Teresa Garcia, knowing that the criminal Daiyar would seek to buy a constructive path integrator from Lant, tried to enlist his assistance in stopping Daiyar. However, they were unsuccessful, as Daiyar simply stole the device from Lant and fled, taking Ranjea with her. (DTI novel: Shield of the Gods)