( CNN ) -- Italian Serie A outfit Juventus have completed the signing of Montenegro striker Mirko Vucinic from rivals Roma . Vucinic , 27 , had been in the Italian capital since 2005 and has signed a four-year deal with Turin-based Juve . The former Lecce forward is Juve 's fourth new arrival of the off-season , following the acquisitions of Chile 's Arturo Vidal , Italy midfielder Andrea Pirlo and Switzerland duo Stephane Lichsteiner and Reto Zeigler . The two-time European champions have also completed permanent deals for Italy quartet Fabio Quagliarella , Simone Pepe , Alessandro Matri and Marco Motta , who spent last season on loan at the Stadio Olimpico . `` I 'm both excited and happy to be playing for Juventus , '' Vucinic told the club 's official web site . `` AS Roma was in my heart but it 's over now . I 'm very happy to be here playing for Juventus . '' Juve begin the 2011-12 season with a trip to Francesco Guidolin 's Udinese on August 28 . Despite losing Vucinic , Luis Enrique 's Roma announced the arrival of Netherlands goalkeeper Maarten Stekelenburg from Ajax on Monday . The 28-year-old , who was part of the Dutch squad which reached the final of 2010 FIFA World Cup , has also signed a four-year contract . Stekelenburg made 191 appearances for Ajax after making his debut in 2002 and has 40 caps for Bert van Markwijk 's national side . Elsewhere , Barcelona 's Jeffren Suarez will hold talks with Sporting Lisbon over a move to the Portuguese club . Jeffren was part of Spain 's under-21 squad which recently won the European Championships and has left Barca 's tour of the U.S. to discuss the transfer . The 23-year-old made eight appearances for the Spanish champions last season and scored one goal -- in Barca 's 5-0 thrashing of arch rivals Real Madrid in November .
Juventus announced the signing of Montenegro striker Nikola ##c from Roma . Vucinic , 27 , has signed a three - year contract with Juventus . Juventus have captured Netherlands goalkeeper Maarten Stekelenburg from Ajax . Barcelona forward Jeffren Suarez will hold talks over a proposed move to Sporting CP .