Question: The American conservative Christian nonprofit organization that Alan Sears served as the president, CEO, and general counsel of until January 2017 is headquartered in what Arizona city?

Context articles: Andy Vollmer
Child Evangelism Fellowship
D. Cameron Findlay
Courtney Simmons Elwood
Michael D. Fricklas
Wendy Wright
Peter B. Davidson
Alliance Defending Freedom
Alan Sears
John Marshall Mitnick

Andrew Neill Vollmer is an American lawyer, currently a retired partner in the securities department at law firm WilmerHale.
 Prior to April 2009, he had been Deputy General Counsel for the United States Securities and Exchange Commission (SEC) and acting General Counsel.
 He succeeded Meyer Eisenberg as Deputy General Counsel, who retired from the Commission in early January 2006 and former General Counsel Brian Cartwright who left the Commission for the private sector in January 2009.
Child Evangelism Fellowship (CEF) is an international interdenominational Christian nonprofit organization founded by Jesse Irvin Overholtzer (1877-1955) in 1937, headquartered in Warrenton, Missouri, United States.
 The organization lists its purpose as teaching the Christian Gospel to children and encouraging children's involvement in local Christian churches.
 It has programs established in all US states and 192 countries, with 733 full-time workers in the US, an estimated 40,000 volunteers in the US and Canada, and over 1,200 missionaries overseas, approximately 1,000 of them nationals .
 During the reporting year ending December 2014, they reported teaching more than 19.9 million children, mostly through face-to-face ministry.
 CEF is a charter member of the Evangelical Council for Financial Accountability (ECFA).
D. Cameron Findlay is an American attorney who is the senior vice president, general counsel, and secretary of Archer Daniels Midland Company, the global agriculture business giant ranked 28th on the Fortune 500 list of largest American companies.
 He joined ADM in 2013.
 Prior to that, he served from 2009-13 as senior vice president, general counsel, and secretary of Medtronic, Inc., the world's largest medical device company.
 Before his time at Medtronic, he was executive vice president and general counsel for Aon Corporation for six years.
 Previously he served as Deputy Secretary of Labor from 2001 to 2003 in the administration of George W. Bush and as a member of the board of directors of the Overseas Private Investment Corporation.
 Prior to that, he was a partner in the law firm of Sidley Austin, a senior White House aide to President George H.W. Bush.
Courtney Simmons Elwood is an American attorney who is the General Counsel of the Central Intelligence Agency.
 Prior to assuming her post at the CIA, she was a partner with the firm Kellogg, Hansen, Todd, Figel & Frederick.
 She joined this firm in 1996, after clerking for Chief Justice William H. Rehnquist on the Supreme Court of the United States and for Judge J. Michael Luttig on the United States Court of Appeals for the Fourth Circuit.
 Elwood has served as an associate counsel to the president, deputy counsel to the vice president, and deputy chief of staff and counselor to the attorney general.
 In March 2017, she was announced as President Donald Trump's nominee for General Counsel of the Central Intelligence Agency.
 She was confirmed by the U.S. Senate with a vote of 67-33 on June 6, 2017.
Michael D. Fricklas a prominent American lawyer and business executive who served was Executive Vice President, General Counsel and Secretary of Viacom Inc. (and preceding companies) from 1993 to 2017, and General Counsel from 1998 to 2017.
 Before that, he was Vice President and General Counsel of Minorco (U.S.A.) Inc. (now part of Anglo American PLC) and a lawyer with Shearman & Sterling and a predecessor of DLA Piper.
Wendy Wright is an activist for American conservative causes.
 She was the president and CEO of Concerned Women for America, a conservative Christian political action group active in the United States.
 She joined the organization in 1999 and served as its executive vice president before being named president on January 30, 2006.
 Wright was listed as one of "The 100 Most Powerful Women of Washington" in 2006 by "Washingtonian" magazine.
 Wright is a frequent spokesperson for conservative causes, including anti-abortion and international issues.
 Between 2011 and 2016, she also served as the vice president for government relations and communications at the Catholic Family and Human Rights Institute (C-Fam).
Peter B. Davidson is an American lawyer and government official who currently serves as the General Counsel of the United States Department of Commerce.
 He was previously the senior vice president for congressional relations at Verizon Communications, general counsel to the United States Trade Representative, vice president for congressional relations at US West and Qwest, general counsel and policy director to the Majority Leader of the House of Representatives, attorney-advisor in the Office of Legal Counsel of the United States Department of Justice, director of congressional and media relations at the United States Information Agency, staffer to Representatives Dick Armey and Bill Frenzel, and law clerk on the United States Court of Appeals for the Tenth Circuit.
Alliance Defending Freedom (ADF, formerly Alliance Defense Fund) is an American conservative Christian nonprofit organization with the stated goal of advocating, training, and funding on the issues of "religious freedom, sanctity of life, and marriage and family."
 The ADF is headquartered in Scottsdale, Arizona and runs a "Center for Academic Freedom" in Nashville, Tennessee.
 It also has six branch offices, located in Sacramento, California; Lawrenceville, Georgia; Shreveport, Louisiana; Memphis, Tennessee; Washington, D.C., and Olathe, Kansas.
Alan E. Sears is an American lawyer.
 He served as the president, CEO, and general counsel of the Alliance Defending Freedom until January 2017.
 Sears was the staff executive director of the Attorney General's Commission on Pornography, popularly known as the "Meese Commission".
John Marshall Mitnick is an American attorney who serves as Senior Vice President, General Counsel, and Secretary of the Heritage Foundation.
 He is President Donald Trump's nominee to become General Counsel of the United States Department of Homeland Security.
 Mitnick previously served as Vice President, General Counsel, and Secretary at Raytheon.
 During the presidency of George W. Bush, he served as Deputy Counsel of the Homeland Security Council and then as Associate Counsel to the President.