Item 2. PROPERTIES

As of September 30, 2018, we conducted our business from office and operating facilities at owned and leased locations throughout the United States (including Puerto Rico) and select global markets. In the aggregate, our facilities occupy approximately 15 million square feet of office and warehouse space, which is either owned or leased under agreements that expire from time to time. We lease approximately 185,000 square feet in Chesterbrook, Pennsylvania and approximately 106,000 square feet in Conshohocken, Pennsylvania for our corporate headquarters.

Pharmaceutical Distribution Services has a robust distribution facility network in the United States, ranging in size from approximately 53,000 square feet to 408,000 square feet. The operations of Pharmaceutical Distribution Services comprise approximately 8.7 million square feet. Significant leased facilities are located in Puerto Rico plus the following states: Arizona, Colorado, Florida, Georgia, Hawaii, Indiana, Kentucky, Minnesota, Mississippi, New York, North Carolina, Utah, and Washington. Owned facilities are located in the following states: Alabama, California, Illinois, Massachusetts, Michigan, Missouri, Ohio, Pennsylvania, Texas, and Virginia.

As of September 30, 2018, the Consulting Group's operations were conducted in leased locations. Its headquarters are located in South Carolina and internationally in Canada.

As of September 30, 2018, World Courier's office and operating facilities are located in over 50 countries. Its headquarters are located in London, England. Most of the facilities are leased. Significant owned facilities are located in New York, and internationally in Germany, Japan, Singapore, and South Africa.

As of September 30, 2018, MWI's operations were conducted in the United States and in the United Kingdom. Leased facilities are located in California, Colorado, Florida, Idaho, Indiana, Kansas, Massachusetts, Minnesota, North Carolina, Pennsylvania, Texas, Washington, and internationally in the United Kingdom. Significant owned facilities are located in Alabama, Idaho, Texas, and Virginia and internationally in the United Kingdom. Its headquarters are located in Idaho.

We consider all of our operating and office properties to be in satisfactory condition.