Cindy Davis has been named executive vice president, global consumer insights, at Walmart, Bentonville, Ark.

Adam Portner has been promoted to senior vice president, client development, of Research Now, Plano, Texas. Portner is based in San Francisco.

Milwaukee, Wis., research company Market Probe has hired Don Ryan as vice president, technology practice; Judith Ricker as executive vice president, brand research and consulting; Anu Bhalla as vice president, customer advocacy marketing; and Yvette Wikstrom as vice president and advocacy marketing consultant.

Cassidy Walker has been promoted to project manager at Core Insights, a Boulder, Colo., research company.

New York research company Kantar Video has hired Andrew Latzman as senior vice president, research; and Aaron Manchanda as vice president, engineering.

GfK Custom Research North America, New York, has named Howard Lax vice president, GfK customer loyalty; and James Conrad managing director, GfK brand and communications. The company has also promoted John Wittenbraker to managing director, GfK corporate innovation.

Colleen Fahey Rush has been appointed executive vice president and CRO of MTV Networks, New York.

Krishna Kabra, senior vice president of The BrainJuicer Group PLC, a London research company, has been appointed to oversee the company’s business in Canada.

Voxco, a Montreal research company, has hired Richard Owen as managing director. Owen will be based in London.

Olson Research Group, Warminster, Pa., has hired David Urban as vice president, client services.

Kevin Thompson has joined Los Angeles research company Ipsos OTX MediaCT as senior vice president, social media.

Marketing Research Services Inc., Cincinnati, has hired Rebecca Hunter as senior project director. The company has also promoted Aaron Gulley to senior account executive; Betty Berling to manager, analytical research; Kristen Hungerford to senior analyst; Tina Price to senior project director; and Keri Glad to associate analyst.

Dan Bernard has joined Oslo, Norway, research software company Confirmit as director, strategic accounts. Bernard will be based in New York.

Carol Stream, Ill., research company StartSampling Inc. has hired Paul Shellenberg as director, business development custom research. Shellenberg will be based in San Francisco.

Cincinnati, research company MarketVision has promoted Megan Germann to research supervisor.

The Pert Group, a Bloomfield, Conn., research company, has appointed Elizabeth Jaccoma and Julie Rippberger to account manager, financial and industry group. The company has also promoted Julianne Crum to the same position.

Westport, Conn., research company Firefly Millward Brown has hired Stacy Graiko as moderator.

Long Island City, N.Y., research company Opinion Access Corp. has hired Noris Medina as director, Hispanic marketing.

Horsham, Pa., research company TNS has appointed Tim Isaac as global marketing director and Cheryl Max as marketing head, North America.

Gene Filipi has been named director, sales, of Kinesis Survey Technologies LLC, an Austin, Texas, research company.

Mary McIlrath and Scott Hierbaum have been promoted to partner at C&R Research, Chicago.

New York research company Millward Brown has appointed Larry Schack as chief client strategist, Millward Brown North America; Ronald D. Markham as CIO; and John Svendsen as senior vice president and global brand director, global media. The company has also formed a global client advisory board, including Markham, Eileen Campbell, Mary Ann Packo, Fabian Hernandez, Travyn Rhall, Tim Wragg, Elaine Holland, Gordon Pincott, Dave Sandberg, Paul McClean, Scott Spence and Sue Elms.

Quick Test/Heakin, a Jupiter, Fla., research company, has appointed Hilda Garcia as manager. Additionally, Gregory Jones has joined the company’s MVL IT team.

Maritz Research, St. Louis, has promoted Keith Chrzan to senior vice president and CRO. Jim Stone has been named executive vice president.

Angela Zavila has been named vice president, research services, of KL Communications, a Red Bank, N.J., research firm.

Ipsos in India, a Delhi, India, research company, has hired Sonia Pall as country manager and CEO.

Digital Research Inc., Kennebunk, Maine, has promoted Jane Mount to president, digital research; and Stephanie Fraone to associate research director.

Pauline Draper-Watts has joined Prime Research, Ann Arbor, Mich., as senior vice president, North America.

Ipsos in Malaysia, a Kuala Lumpur, Malaysia, research company, has appointed Steve Murphy as country manager.

Jonathan Majors has joined Houston real estate company Transwestern’s Atlanta office as regional marketing research analyst, Southeast.

GfK HealthCare, a Blue Bell, Pa., research company, has named Camm Epstein vice president, market access, U.S. practice lead; Heinz Ohde, division manager, global syndicated services; and Marco Rauland, head of pricing and reimbursement. Ohde and Rauland will be based in Nuremberg, Germany.

WorldOne, a New York research firm, has promoted Matt Campion to president, North America.

Sentient Decision Science Inc., a Portsmouth, N.H., research company, has hired Yi Zhang as behavioral scientist and director, subconscious research lab.

London research company Truth has appointed Michael Carlon and Sharon Walsh as directors at Strategic Truth Inc., the company’s New York offshoot. Additionally, Claire Parham has been appointed to lead Truth’s business in Asia.

Taesun Kim has been hired as senior market research director at Tango Management Consulting LLC, a Dallas technology solutions firm.

Stamford, Conn., research company InsightExpress has hired Jill Colt as director and John Dickerson and Kevin Dobrosky as account executives, all within the company’s custom marketing research team.

Abt Associates, a Bethesda, Md., research company, has added Carol Bloomberg and Katherine Flaherty to its domestic health division.

Brian Condon has been named executive vice president, commercial development, of Scarborough Research, New York.

MMR Research Worldwide, Oxfordshire, U.K., has made the following appointments: Ian Horritt, director, qualitative; Frances Pirie, associate director; Rob Hack, Anna O’Connell and Nick Chancellor, research manager; Ronita Ghatak, sensory panel leader; Helen Torrens-Burton and Bridget Chatley, trainee survey creator; and Paul Tinworth, senior research manager, HRW.

Thomas Fratacci has joined London research company Added Value’s Paris office as managing director.

New York research company Kantar Health has appointed Susan J. Suponcic as senior vice president, global market access.

San Francisco research company EmSense Corporation has hired Meinhard Hausleitner as vice president, market research, shopper insights; Andrew Kennelly as director, research, package/concept/advertising testing; Lynn Sarnoff as director advertising research, advertising/communications; and Valerie Gauthier as research manager, pharmaceutical.

Portland, Ore., research company Rentrak Corporation has appointed Chris Wilson as president, national linear television.

Columbia, Md., research company Arbitron Inc. has extended President/CEO William T. Kerr’s contract through January 10, 2013.

San Mateo, Calif., research software company Satmetrix has appointed Robert Salvoni as managing director, international.

GfK Custom Research, Nuremberg, Germany, has appointed Debi Basu as regional director, customer research, Asia-Pacific and the Middle East; and Jean-Christophe Salles as regional director, custom research, Latin America. Additionally, the company has appointed Debra A. Pruent to its custom research business in China and Japan.

Paul Edwards has been named European CEO of New York research company Hall & Partners. Edwards will be based in the company’s London office.