One of the main ethical challenges that she will face is the bringing out the transparency of numbers to the management and telling them that the acquired firm controller Jeffery manipulated the accounts. Since Jeffery was popular with the old firm and the employees, accusing Jeffery for this would lead to discontentment among the employees and there would be issues in integration of the acquisition.
In this acquisitions there are multiple stakeholders, first is the Homecare Personal Care Products management, employees, board of directors and the shareholders of the firm. Similarly acquired firm’s management, employees, board of directors and shareholders are also stakeholders of the acquisition. If any issues crop up then Lisa can be held accountable for the issue and for the non smooth integration of the acquisitions. This can lead to future losses for the firm if the two firms fail to recognize the synergies between them