India, Oct. 14 -- As Russia intensified its attacks on facilities linked to American companies operating in Ukraine, electricity outages are still the top challenge they are facing, a recent survey found.

As member companies of the American Chamber of Commerce in Ukraine are actively preparing for another harsh winter during war, the business community conducted a survey to study companies' financial resilience, operational resilience, human capital management resilience, and cyber resilience.

Electricity outages are still the top challenge for 62 percent of businesses in Ukraine, the study says.

Businesses demonstrate moderate confidence in their readiness for winter. Other main risks to business continuity remain physical asset securit...