(Updates Tallgrass Energy, PSA; Adds American Express, LogMeIn, Scout24)
Dec 17 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2100 GMT on Tuesday:
** U.S. energy pipeline operator Tallgrass Energy said on Tuesday it accepted a sweetened offer from a Blackstone-led group that values the company at about $6.3 billion.
** Private equity firm Carlyle Group LP said on Tuesday it had agreed to buy a stake in credit-card issuer American Express Co's corporate travel business, along with a consortium of investors.
** LogMeIn Inc said it will be taken private in a $4.3-billion deal by buyout firm Francisco Partners and the private equity arm of activist hedge fund Elliott Management, more than a decade after the remote desktop tool provider went public.
** German classifieds group Scout24 said on Tuesday it had agreed to sell its AutoScout24 car listings business to private equity investor Hellman & Friedman (H&F) for 2.9 billion euros ($3.2 billion).
** The board of French carmaker PSA, the owner of Peugeot, approved a binding agreement for a $50 billion merger with rival Fiat Chrysler, a source close to the matter said on Tuesday.
** World No. 1 shipbuilding group Hyundai Heavy Industries Holdings Co Ltd's $1.8 bln merger with rival Daewoo could inflate prices, EU antitrust regulators warned as they opened a full-scale investigation.
** Brazilian pharmaceutical company EMS is expected to offer 1.5 billion reais ($357.5 million) to acquire painkiller brand Buscopan from German company Boehringer Ingelheim and its Brazilian rival Hypera SA is also interested in the deal, one source with knowledge of the matter said.
** ProSiebenSat.1 Media's U.S. production business, which includes the maker of crime drama 'Bosch', is attracting interest from U.S.-based AMC and British peer All3Media, people familiar with the matter said.
** The Benetton family's holding company Edizione is ready to sell a stake of up to 49% in Rome airport operator Aeroporti di Roma (ADR) as part of an overhaul of infrastructure group Atlantia, three sources close to the matter said.
** Credit investment firm FS Investments said it agreed to acquire Chiron Investment Management, a money manager co-founded by an investor at the center of the one-day stock market meltdown in 2010 that became known as the "flash crash."
** Shares of International Flavors & Fragrances Inc sank on Monday after the company agreed to an expensive multi-billion dollar merger with a division of Dupont Inc , raising concerns about IFF's high debt pile.
** Swiss drugmaker Roche plans to complete its $4.3 billion takeover of gene therapy specialist Spark Therapeutics after U.S. and British authorities ruled the deal would not hurt competition in hemophilia A treatment.
** Gold miner Northern Star Resources Ltd said it had entered into an agreement with the Australian unit of Newmont Gold Corp to buy a 50% stake in Kalgoorlie Consolidated Gold Mines for $800 million.
** Canadian lumber products company Canfor Corp has rejected Great Pacific Capital Corp's proposal to take it private.
** Liberty Global has ended talks over combining its UPC Switzerland unit with Sunrise Communications, the U.S.-based cable company said, putting to rest hopes that the 6.3 billion Swiss franc ($6.32 billion) deal could be revived.
** Australian nickel miner Independence Group extended the closing date of its takeover offer for smaller peer Panoramic Resources, saying it required more time to assess its position due to breach of offer conditions.
** German broadcaster ProSiebenSat.1 Media SE's e-commerce arm NuCom Group is exploring the acquisition of U.S. live streaming app developer Meet Group Inc, people familiar with the matter said.
** Daimler is seeking to buy a majority stake in its Chinese operations, three people familiar with the matter told Reuters, after initial efforts to raise its stake failed and as Chinese investors tighten their grip on the German carmaker.
** China's Sinopec and U.S.-based EIG Global Energy Partners have delivered non-binding offers to buy Brazilian refinery REGAP from state-run oil firm Petrobras, three people with knowledge of the matter said.
** U.S. businessman Mikayel Israyelyan has bought a majority stake in New York-based Russian-language television network RTVI from its Russian owner and plans to expand it in the United States, the channel said.
** The Benetton family's holding company Edizione is ready to sell a stake of up to 49% in Rome airport operator Aeroporti di Roma (ADR) as part of a strategic overhaul of infrastructure group Atlantia, sources close to the matter said. (Compiled by Trisha Roy in Bengaluru)