0001428948-13-000015.txt : 20130703 0001428948-13-000015.hdr.sgml : 20130703 20130703115359 ACCESSION NUMBER: 0001428948-13-000015 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20130331 FILED AS OF DATE: 20130703 DATE AS OF CHANGE: 20130703 EFFECTIVENESS DATE: 20130703 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Impax Asset Management LTD CENTRAL INDEX KEY: 0001428948 IRS NUMBER: 000000000 STATE OF INCORPORATION: X0 FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-13410 FILM NUMBER: 13951857 BUSINESS ADDRESS: STREET 1: NORFOLK HOUSE STREET 2: 31 ST JAMES SQUARE CITY: LONDON STATE: X0 ZIP: SW1Y 4JR BUSINESS PHONE: 0044 20 7434 1122 MAIL ADDRESS: STREET 1: NORFOLK HOUSE STREET 2: 31 ST JAMES SQUARE CITY: LONDON STATE: X0 ZIP: SW1Y 4JR 13F-HR 1 primary_doc.xml 13F-HR LIVE false false false 0001428948 XXXXXXXX 03-31-2013 03-31-2013 Impax Asset Management LTD

NORFOLK HOUSE 31 ST JAMES SQUARE LONDON X0 SW1Y 4JR

13F HOLDINGS REPORT 028-13410 N M Knight 442074322626 M Knight London X0 07-03-2013 0 40 765094 false INFORMATION TABLE 2 form13FV4.xml Acuity Brands Common 00508y101 1372 12900 SH DFND 0 12900 0 0 Aegion corp Common 457667103 3072 132700 SH SOLE 0 132700 0 0 Agilent technologies Common 00846u101 18666 443823 SH SOLE 0 443823 0 0 American Water works Common 030420103 17620 425181 SH SOLE 0 425181 0 0 Aqua America Common 03826w103 8728 277600 SH SOLE 0 277600 0 0 Badger Meter common 056525108 14822 276937 SH SOLE 0 276937 0 0 Borgwarner Common 099724106 25031 323678 SH SOLE 0 323678 0 0 Clarcor Common 179895107 40035 7643237 SH SOLE 00 764327 0 0 Clean Harbors Common 184496107 43634 751141 SH SOLE 0 751141 0 0 Danaher Group Common 235851102 16017 257639 SH SOLE 0 257639 0 0 Donladson Common 257651109 16412 453600 SH SOLE 0 453600 0 0 Ecolab Inc Common 278865100 33068 411693 SH SOLE 0 411693 0 0 Emerson electric Common 291011104 7255 129860 SH SOLE 0 129860 0 0 Franklin Electric Common 353514102 15582 464170 SH SOLE 0 464170 0 0 Gorman-Rupp Common 383082104 4657 154964 SH SOLE 0 154964 0 0 Hubbell Inc Common 443510201 3018 31077 SH SOLE 0 31077 0 0 ICF International Inc Common 44925c103 16615 610846 SH SOLE 0 610846 0 0 Idex Common 45167r104 9906 185435 SH SOLE 0 185435 0 0 Itron Inc Common 465741106 48788 1051464 SH SOLE 0 1051464 0 0 LKQ Corp Common 501889208 22949 1054818 SH SOLE 0 1054818 0 0 Metalico Inc Common 591176102 2707 1676726 SH SOLE 0 1676726 0 0 Ormat Technologies Common 686688102 15784 764362 SH SOLE 0 764362 0 0 Pall Corp Common 696429307 50475 738352 SH SOLE 0 738352 0 0 Pentair Inc Common 709631105 47476 900190 SH SOLE 0 900190 0 0 Perkinelmer Common 714046109 5647 167860 SH SOLE 0 167860 0 0 Power Integrations Common 739276103 19949 458838 SH SOLE 0 458838 0 0 Regal Beloit Common 758750103 43125 527895 SH SOLE 0 527895 0 0 Republic Services Common 760759100 5653 170448 SH SOLE 0 170448 0 0 Rexnord Corp Common 76169b102 4762 224305 SH SOLE 0 224305 0 0 Roper Industries Common 776696106 10387 81587 SH SOLE 0 81587 0 0 Schnitzer Steel Ind. Common 806882106 18330 687394 SH SOLE 0 687394 0 0 Sims Group Common 829160100 25336 238668 SH SOLE 0 238668 0 0 Stericycle Common 858912108 25336 238668 SH SOLE 0 238668 0 0 Tetra Tech Common 88162g103 29859 979315 SH SOLE 0 979315 0 0 Thermo Fisher Scientific Common 883556102 13065 170562 SH SOLE 0 170562 0 0 Toro Common 891092108 6049 131100 SH SOLE 0 131100 0 0 Watts Water Common 942749102 41423 863382 SH SOLE 0 863382 0 0 Xylem Inc Common 98419m100 35736 1296661 SH SOLE 0 1296661 0 0 3M Common 88579y101 1371 12900 SH SOLE 0 12900 0 0