Ottens Flavors, Philadelphia, announced its merger with MK Flavors & Co., Mexico City. The Mexican operation will offer the company an increased market presence in Central and South America and will be renamed MK Ottens Flavors.

Sentrex Ingredients, Linden, N.J., recently was formed by partners Arthur Guerrera and Naushad Lalani. The two have a combined 40 years of technical, process, source and commercial expertise for the manufacturer of extracts and ingredients. The company’s core ingredients include pure and natural vanilla products offered both in conventional and organic forms with expansions expected into coffee, cocoa and specialty extracts and ingredients.

The U.K.’s Treatt plc, has opened Treatt China in Shanghai. The office will be managed by Rowan Sham and will support the company’s existing sales and marketing efforts in the region.

Archer Daniels Midland Co., Decatur, Ill., has formed a joint venture with Matsutani America Inc. to support worldwide sales and marketing of Fibersol-2. Fibersol-2 is a Matsutani ingredient produced exclusively at ADM’s Clinton, Iowa, facility since 1999. ADM will continue to manufacture Fibersol-2 for both Matsutani Chemical and the joint venture.

International Flavors & Fragrances Inc. has appointed Robert M. Amen chairman of the board and chief executive officer. Amen most recently served as president of International Paper Co. Arthur Martinez, interim chairman and chief executive officer at IFF, said, “Rob is a seasoned executive with a proven ability to strategically manage and grow businesses around the globe, complemented by significant sales, marketing and finance experience. We look forward to his leadership in pursuing new opportunities for IFF.” Martinez will return to his role as lead director at IFF.