does this rival company owns any theme park?
No, but they provide beverages in many theme parks.
The Coca-Cola Company
While not necessarily having naming rights to anything in all locations, the company does sponsor and provide beverages in many theme parks, usually in an exclusive capacity. 
did van halen play guitar on beat it Yes, it is notable for Eddie Van Halen's guitar solo. what is beat it? It is a song by American singer Michael Jackson from his sixth studio album, "Thriller". when was it released? 1982 where was it performed live? During The Jacksons' Victory Tour. how was it received? It received generally unfavorable reviews from music critics. what artistry does the singer of this song hold? He was known for his vocal range. was he accused for any criminal activities? Yes, in 2013, choreographer Wade Robson filed a lawsuit alleging that Jackson had sexually abused him for seven years. was there any change in the way he looks? His skin had been medium-brown during his youth, but from the mid-1980s gradually grew paler. how was he associated to pepsi? In November 1983, Jackson and his brothers partnered with PepsiCo in a $5 million promotional deal that broke records for a celebrity endorsement (). what sort of company is the one the singer partnered with? It is an American multinational food, snack and beverage corporation. when was it started? 1965 what are their products? Mountain Dew, Lay's, Gatorade, Tropicana, 7 Up, Doritos, etc. are their products nutritious? According to its 2009 annual report, it states that it is "committed to delivering sustainable growth by investing in a healthier future for people and our planet," what kind of charitable deeds are done by them? It has maintained a philanthropic program since 1962 called the PepsiCo Foundation. where is it headquartered? Harrison, New York. who are the competitors of this company? The Coca-Cola Company.
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The Coca-Cola Company [SEP] Theme parks
While not necessarily having naming rights to anything in all locations, the company does sponsor and provide beverages in many theme parks, usually in an exclusive capacity. This includes the Walt Disney Parks and Resorts, Merlin Entertainment, Universal Parks & Resorts, Six Flags, Cedar Fair, and SeaWorld Entertainment which are six of the nine largest theme park operators worldwide (it is unknown whether OCT Parks China, the Chimelong Group, or Fantawild, the fourth, seventh, and eighth largest theme park operators respectively, use Coca-Cola). The company also directly sponsors, with naming rights, the Coca-Cola London Eye and the Coca-Cola Orlando Eye.