A compressor module used for a marine vessel or floating object, comprising: a first floor member forming a bottom layer member; a gas cooler mounted on the first floor member; a compressor skid disposed on a side of the gas cooler opposite to where the first floor member is located, the compressor skid being connected to the gas cooler and comprising a compressor that raises pressure of a gas and sends the gas to the gas cooler, a drive unit that drives the compressor, and a base plate on which the compressor and the drive unit are mounted; a second floor member disposed on a side of the compressor skid opposite to where the first floor member is located; and supports coupled to the first floor member and the second floor member; characterized by: a first line mounted on the second floor member through which a gas supplied to the compressor skid flows; a second line mounted on the second floor member through which a gas supplied from the gas cooler flows; a valve disposed on the second floor member for changing a flow rate of a gas in the first line and/or the second line; a drain separator fixed to the first floor member and connected to the gas cooler on a downstream side; and three leg portions connected to the compressor skid and fixed to the first floor member that support the compressor skid, the leg portions providing a gap to dispose the gas cooler between the first floor member and the compressor skid, wherein each of the leg portions comprises a damping device fixed to the base plate, and coupling member fixed to the damping device and fixed to the first floor member. a first floor member forming a bottom layer member; a gas cooler mounted on the first floor member; a compressor skid disposed on a side of the gas cooler opposite to where the first floor member is located, the compressor skid being connected to the gas cooler and comprising a compressor that raises pressure of a gas and sends the gas to the gas cooler, a drive unit that drives the compressor, and a base plate on which the compressor and the drive unit are mounted; a second floor member disposed on a side of the compressor skid opposite to where the first floor member is located; and supports coupled to the first floor member and the second floor member; characterized by: a first line mounted on the second floor member through which a gas supplied to the compressor skid flows; a second line mounted on the second floor member through which a gas supplied from the gas cooler flows; a valve disposed on the second floor member for changing a flow rate of a gas in the first line and/or the second line; a drain separator fixed to the first floor member and connected to the gas cooler on a downstream side; and three leg portions connected to the compressor skid and fixed to the first floor member that support the compressor skid, the leg portions providing a gap to dispose the gas cooler between the first floor member and the compressor skid, wherein each of the leg portions comprises a damping device fixed to the base plate, and coupling member fixed to the damping device and fixed to the first floor member. a first line mounted on the second floor member through which a gas supplied to the compressor skid flows; a second line mounted on the second floor member through which a gas supplied from the gas cooler flows; a valve disposed on the second floor member for changing a flow rate of a gas in the first line and/or the second line; a drain separator fixed to the first floor member and connected to the gas cooler on a downstream side; and three leg portions connected to the compressor skid and fixed to the first floor member that support the compressor skid, the leg portions providing a gap to dispose the gas cooler between the first floor member and the compressor skid, wherein each of the leg portions comprises a damping device fixed to the base plate, and coupling member fixed to the damping device and fixed to the first floor member.