Question: Which company was founded first, East of Chicago Pizza or MOD Pizza?

Context articles: Peppes Pizza
Aurelio's Pizza
Papa Murphy's
Rabbe Grönblom
East of Chicago Pizza
MOD Pizza
Chicago Pizza and Oven Grinder Company
Bob Payton
The Chicago Pizza Pie Factory
Blackjack Pizza

Peppes Pizza is a Norwegian pizza chain that serves American style and Italian style pizza.
 Peppes is the largest pizza chain in Scandinavia.
 The restaurant was founded by two Americans, Louis Jordan and his wife Anne from Hartford, Connecticut.
 The restaurant chain is part of Umoe Catering As which consists of restaurants such as Burger King, TGI Fridays, La Baguette and Cafe Opus.
 Peppes Pizza is one of the first restaurants that brought foreign food to Norway.
 9 million pizzas are served by Peppes each year with deliveries in 11 cities in Norway.
 Their menu was first put online in March 1995.
 The servings have been described as enough for two people and that the pizza chain is "a cut above the rest".
Aurelio's Pizza is an Illinois restaurant chain which centers its business around the thin crust variety of Chicago-style pizza.
 Aurelio's Pizza has three corporate owned stores and 37 franchised locations in 6 states.
 Aurelio's Pizza is the oldest Chicago pizza franchise restaurant, franchising since 1974.
Papa Murphy's, a business based in Vancouver, Washington, United States, is a take-and-bake pizza company.
 It began in 1995 as the merger of two take-and-bake pizza companies: Papa Aldo's Pizza (founded in 1981) and Murphy's Pizza (founded in 1981).
 The company and its franchisees operate more than 1,300 outlets in the United States and Canada.
 Papa Murphy's is the fifth-largest pizza chain in the United States.
Rabbe Anders Grönblom (May 3, 1950 Helsinki, Finland – June 29, 2015) was a Finland-Swedish businessman who started a successful pizza business in Vaasa, Finland.
 His first company—a pizzeria—was called "O sole mio" and it was founded in 1976 in the center of Vaasa.
 From there he expanded to a pizza franchise chain first called "Pizzeria N:o 1".
 He was known as the "Pizza-emperor" (Pizzakeisari in Finnish), because he was the founder of a well known pizza franchise chain called Kotipizza which was the new name of "Pizzeria N:o 1" which expanded fast outside of Vaasa.
 The chain is said to be the biggest one in the Nordic countries.
 He was also the founder of a shipping company called RG Line, a hotel chain called Omenahotelli and another pizza chain called Golden Rax Pizzabuffet.
 Most of his companies are subsidiaries of Grönblom International LTD, where Rabbe Grönblom acted as director.
 Golden Rax Pizzabuffet however is nowadays a part of Finland's largest hotel & restaurant company Restel Oy Ltd, where Rabbe Grönblom sat on the board.
 He was also on the board of the Finnish tyre company Nokian Renkaat (since 2003).
East of Chicago Pizza is a restaurant chain based in Lima, Ohio offering different styles of pizza, buffalo wings, breadsticks, and subs.
 They have 75 restaurants in Ohio, Georgia, Indiana, Kentucky, West Virginia, New York, Michigan and South Carolina.
 The first restaurant was opened in 1982 as the Greenwich Pizza Barn in Greenwich, OH.
MOD Pizza is a fast casual pizza restaurant chain based in the United States.
 Founded in Seattle, Washington in 2008, MOD has more than 200 locations in the United States and United Kingdom.
 MOD is a company that is claimed by its owners to be "more about the people than the pizza" and to focus on paying living wages and providing employees with opportunities to give back to the community.
Chicago Pizza and Oven Grinder Company is a restaurant located in Chicago, Illinois.
 The restaurant was founded in 1972, and specializes in a signature dish called the "pizza pot pie."
 It enjoys local popularity and has appeared in many publications and television shows.
Robert Michael Payton (25 May 1944 13 July 1994) was an American marketing man, restaurateur and hotelier.
 He is known for starting a chain of American-style restaurants in London in the 1970s, starting with The Chicago Pizza Pie Factory.
The Chicago Pizza Pie Factory was a chain of pizza restaurants.
 The chain originated in Crown Passage (off Pall Mall) as The Chicago Pizza Pie Factory and was started by entrepreneur Bob Payton in 1976-7.
 The London establishment also had a bar.
 This was the start of a series of restaurants forming the My Kinda Town chain.
 The chain opened restaurants in places such as Paris and Barcelona, where they operated successfully for several decades.
 The Paris site now houses a Burger King.
Blackjack Pizza is a Colorado-based pizza delivery chain founded in 1983 by a former Domino's Pizza employee, Vince Schmuhl, because Domino's Pizza was the only major pizza delivery company in the Rocky Mountain region and he thought customers would appreciate an alternative.
 The pizza chain is the largest in Colorado with 800 employees, some of whom work part-time.
 On January 1, 2013, Blackjack Pizza was acquired by Askar Brands.