Question: Jon L. Luther was the chairman and CEO of a restaurant holding company headquartered in what city?

Context paragraphs:
New York Private Bank &amp; Trust: New York Private Bank & Trust Corporation is a bank holding company headquartered in New York City, United States.  Howard Milstein is the Chairman, President & Chief Executive Officer.  As of early 2007, it had $17.3 billion in assets and was the 50th largest bank holding company in the United States.  The company has over 1211 employees.

MidWestOne Financial Group: MidWestOne Financial Group is the 3rd largest publicly traded bank holding company headquartered in the U.S. state of Iowa.  It is the holding company of MidWestOne Bank, and MidWestOne Insurance Services.  MidWestOne Bank has 44 banking locations in Iowa, Minnesota, Wisconsin, and Florida.  MidWestOne Insurance Services has 7 locations in Central Iowa.

Community West Bancshares: Community West Bancshares is a registered bank holding company headquartered in California.  It wholly owns Community West Bank under the Bank Holding Company Act.  The company delivers a wind range of commercial and retail financial services such as various loan and deposit products through the operation of the bank.  As of December 31, 2012, the Company had $532.101 million in total assets, $53.049 million in total stockholders' equity and $434.220 million in deposits.

Jon L. Luther: Jon L. Luther is an American foodservice industry executive.  He was the chairman and chief executive officer of Dunkin' Brands.  Luther is the Chairman of the Board of the Culinary Institute of America and Arby's Restaurant Group, and a director at Six Flags Entertainment Corporation, Wingstop Restaurants, and Tempur Sealy International.

Santa Barbara Restaurant Group: Santa Barbara Restaurant Group was a restaurant holding company and was the parent company for the "Green Burrito", "La Salsa", "JB's Restaurants", and the "Timber Lodge Steakhouse" restaurant chain.

Ameris Bancorp: Ameris Bancorp is an American financial holding company headquartered in Jacksonville, Florida.  Ameris provides retail and commercial banking services to its customers in Georgia, Alabama, Florida, South Carolina and Tennessee through its wholly owned subsidiary Ameris Bank.  Ameris Bancorp was incorporated on December 18, 1980 as ABC Holding Company to act as parent company to American Banking Company.  As of December 31, 2015, Ameris had approximately $5.59 billion in total assets, $4.02 billion in total loans, $4.88 billion in total deposits and $514.8 million in stockholder equity.

Huntington Bancshares: Huntington Bancshares, Inc. is an American bank holding company headquartered in Columbus, Ohio.  As of June 2016, the company had $74 billion in assets, making it the 32nd largest bank holding company in the country.  The company is a component of the S&P 500.  It was ranked number 698 on the 2016 Fortune 1000.

Enterprise Holdings: Enterprise Holdings, Inc. is an American holding company headquartered in Clayton, Missouri.  It is the parent company of car rental companies Enterprise Rent-A-Car, National Car Rental, Alamo Rent a Car, and Enterprise CarShare.  The holding company was formed in 2009 as a result of Enterprise Rent-A-Car's 2007 acquisition of Vanguard Automotive Group, the parent company of National Car Rental and Alamo Rent a Car.  Enterprise ranks as the largest car rental company in the United States.  The company sells its used cars through Enterprise Car Sales.  It is owned by the Taylor family

Dunkin' Brands: Dunkin' Brands Group, Inc. is an American restaurant holding company which runs two chains of fast-food restaurants: Dunkin' Donuts and Baskin-Robbins.  It is headquartered in Canton, Massachusetts.

Kingdom Holding Company: The Kingdom Holding Company (Arabic: شركة المملكة القابضة‎ ‎ ) is a Saudi conglomerate holding company based in Riyadh.  The Kingdom Holding Company (KHC) is a publicly listed company on the Tadawul (Saudi Stock Exchange).  The KHC consists of a select team of experienced investment specialists directed by its founder and chairman, HRH Prince Alwaleed bin Talal and Chief Executive Officer, Eng.  Talal Ibrahim Al Maiman.  The company describes itself as a diversified investment company, whose main interests are financial services, real estate, tourism and hospitality, media, entertainment, petrochemicals, aviation and technology.

Supporting paragraphs: Jon L. Luther Dunkin' Brands
Answer: Canton, Massachusetts