Greceanii was interested in Croatia's experience in tourism and agriculture, notably the production of ecological food.
The two officials also discussed a Moldovan passenger and cargo terminal on the Danube, whose construction is nearly over and which Croatian companies are interested in using.
Mesic said Croatian business people were interested in cooperating with Moldovan enterprises and state, and reiterated Croatia's support to Moldova in the EU integration process.
Mesic is due to wrap up his three-day visit to Moldova on Wednesday, when he will meet again with his counterpart Vladimir Voronin, hold talks with Parliament Speaker Marian Lupu and visit the Capriana monastery.