0001181431-12-007404 5 4 20111231 20120209 20120209 BOINGO WIRELESS INC 0001169988 4899 000000000 DE 10960 WILSHIRE BLVD., SUITE 800 LOS ANGELES CA 90024 310-586-5180 10960 WILSHIRE BLVD., SUITE 800 LOS ANGELES CA 90024 MITSUI & CO LTD 0000067099 5172 0331 5 34 001-35155 12588629 2-1 OTEMACHI 1 CHOME CHIYODA-KU TOKYO M0 100-0004 81-3-3285-7910 2-1 OTEMACHI 1 CHOME CHIYODA-KU TOKYO M0 100-0004 Mitsui & Co. Global Investment Ltd. 0001541933 M0 0331 5 34 001-35155 12588628 NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS 8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU TOKYO M0 100-0004 81-03-3285-3124 NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS 8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU TOKYO M0 100-0004 Mitsui & Co. Principal Investments Ltd. 0001541934 M0 0331 5 34 001-35155 12588627 NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS 8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU TOKYO M0 100-0004 81-03-3285-3260 NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS 8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU TOKYO M0 100-0004 Mitsui & Co. Principal Investmenst Ltd. 20120209 5 1 rrd333578.xml FORM 5 EX-24. 2 rrd298861_337212.htm POWER OF ATTORNEY (MITSUI & CO. GLOBAL INVESTMENT LTD.) EX-24.1 3 rrd298861_337216.htm POWER OF ATTORNEY (MITSUI & CO. PRINCIPAL INVESTMENT LTD.) EX-24.2 4 rrd298861_337217.htm POWER OF ATTORNEY (MITSUI & CO. LTD.)