J. Michael Cook, a managing partner at...

J. Michael Cook, a managing partner at Deloitte Haskins & Sells, on Tuesday was elected chairman and chief executive of the international accounting and consulting firm, effective June 1 of next year.

Cook will succeed Charles G. Steele, who has served in those roles since 1978.

Steele had announced earlier this year that he planned to retire effective May 31, 1986. He will be 61 in July, 1986, and the firm requires its partners to retire by age 62.

Cook, 42, is a member of the firm’s policy committee and chairman of its operating committee. He was admitted to the firm as a partner in 1974.

One of the Big Eight accounting firms, New York-based Deloitte Haskins & Sells has nearly $1 billion in annual revenue and more than 26,000 people who provide professional services through 425 offices throughout the world.

NATION

President Reagan said he will nominate Thomas Gale Moore to the three-member Council of Economic Advisers.

Moore, 54, is senior fellow at the Hoover Institution at Stanford University and director of its domestic studies program. He has been a lecturer in economics at UCLA and Stanford’s Graduate School of Business. Moore was a senior staff economist to the council from 1968 to 1970. He will succeed William A. Niskanen.

The council now is chaired by Beryl Sprinkel, who was named last month. There is one vacancy.

LOS ANGELES COUNTY

Joan Price Winser has been appointed Canadian consul general to Los Angeles. She replaces Jim S. Nutt, who retired.

Telecredit Inc., Los Angeles, named Dominic M. LaLumia vice president-securities industry services for the company’s wholly owned subsidiary, Light Signatures Inc.

Jack Neitlich was promoted to vice president and general manager of West Coast broadcast operations and engineering for ABC. He is based in Los Angeles.

Randolf E. Ajer was named secretary-treasurer and chief financial officer of IPM Technology Inc., Los Angeles.

Thomas Daniels has been named vice president-daytime network and special projects for Paramount Domestic Television & Video Programming, a unit of Paramount Pictures Corp., Los Angeles.

CALIFORNIA

William P. Clark has been elected a director of Pacific Telesis Group, San Francisco. Clark, a longtime confidant of President Reagan, served as secretary of the interior from 1983 to 1985 and is a former justice of the California Supreme Court.

Montgomery Securities, San Francisco, named Joseph M. Schell director of corporate finance.