@Singleton
class Person1 @Inject() (personApiService: PersonApiService, personDBApiService: PersonDBApiService) extends Person {

  override def gerPersonInfo(person: Person): Future[PersonInfo] = {
    ...
  }

}

trait PeopleManager {

  def application: Application

  def peopleList = List(
    classOf[Person1],
    classOf[Person2],
    ...
  )

  lazy val peopleInstances: List[Person] = peopleList.map(personClass => application.injector.instanceOf(personClass))
}

class PersonService @Inject() (val application: Application) extends PeopleManager {
    // now I can use here peopleInstances.
}

class MyController @Inject() (cc: ControllerComponents, peopleService: Provider[PersonServcie]) extends AbstractController(cc) {
    ...
}