?, might have been Santa Anna, CA 30 Whitehead's Grove, then 10a Elystan St., Chelsea, London, England Adderley Park, Birmingham, England Addlestone, Surrey Addlestone, Surrey, UK Austria Baltimore, MD Bath, NY; relocated to Ithaca, NY, 1914 Battersea, UK Belfast, Ireland Beloit, Wisconsin; Chicago, Illinois Bergen County, NJ Bitterfeld; Berlin; Adlershof Bognor Regis, West Sussex, England Boston, MA Bradford, England Bristol Britain Brooklyn, New York Brooklyn; New York City California? Cathcart, Glasgow, Scotland Chelsea; offices apparently on St. James St., London, England Cheltenham, England Chicago Chicago, IL Clacton, England Clapham, London; Leagrave, Luton, Bedfordshire. Cleveland College Point, Long Island, NY constructed at Polson Iron Works, Toronto; offices appear to have been in New York, NY. Corning, CA; Sacramento, CA Coventry Coventry, England Cricklewood, London Crossens, Southport, Lancashire, England Dalmuir, Dumbartonshire, Scotland; Parkhead Forge, Glasgow, Scotland Dayton, OH Detroit, MI Dumbarton East Cowes; West Cowes; Isle of Wight East Cowles, Isle of Wight Eastbourne Easton factory and slipway on Southampton Water Factory at Brooklands before moving to Manchester and then Newton Heath; second factory, 1916, at Hamble, near Southampton. Flying school, established 1910 at Brooklands, moved to Shoreham, 1911. Factory at Filton, near Bristol, England; flying schools at [[Larkhill]] in Salisbury and at Brooklands. Fenton, MI; Mobile, AL Fishponds, Bristol, England Freeport, Long Island, NY Freshfield, Formby, Merseyside, England Freshfield, Formby, Merseyside, England. Fullham, London, England Girard, Kansas Gosforth (Tyneside) and ? Gosport Green Bay,WI Grinnell, IA Hempstead Plains, near Garden City, Long Island, NY. Hendon Herdon Humber Works, Stoke, Coventry, in the County of Warwick Indianapolis, IN initially formed in Woking, head office at Surrey; construction and aerodrome at Brooklands; additional office, London, all England. Ipswich, Suffolk, England King's Lynn, Norfolk and Stroud, Gloucestershire; England Kings Park, Long Island, New York Kingston-upon-Thames, Surrey Leavenworth, KS Leeds, England Leighton Buzzard Leiston, Suffolk, Britain Lincoln London London / Hammersmith and Acton London Aerodrome, Collindale Ave, Hendon, England London, England Longbridge Works, Northfield, Birmingham; also London office; and Liancourt, France (all as of 1920) Los Angeles, CA Lowell, MA; Washington, DC; Philadelphia, PA; New Orleans, LA. Manchester; London? many Marblehead, Massachuetts Middlesex Middleton-on-Sea, Bognor Regis, West Sussex, England Milwaukee Mivart St., Bristol, England Mousehold Aerodrome, apparently with offices at Rose Lane Works, both Norwich (plus London office by 1920) near Newark NJ New Jersey; Montana New York City; Hempstead Plains, NY; Larchmont, NY; Bound Brook, NJ; Plainfield NJ New York state New York, New York; Newark, New Jersey Newark, New Jersey Newcastle-on-Tyne Norwich, CT, from 1913; then, 1917, East Greenwich RI. Norwich, England NYC; Elizabeth, NJ Ocean Terrace and Little Clove Road, Staten Island, NY office 1780 Broadway, New York, NY; manufacturing contracted to Queen Aeroplane Co . Fort George, NY. office in Edgware; flying school and place for construction at Hendon office on Cromwell Road, London SW Old Drill Hall, Townshend Road, Richmond, Surrey, England Old Kilpatrick on Clyde estuary Olympia, Leeds, Yorkshire ; Sherburn-in-Elmet Originally at Huntingdon; then slip-way at Sussex County Aero Club, Shoreham, and shed at Shoreham Aerodrome, England Parkside, Coventry, England Pasadena, CA Peterborough, England Philadelphia Pittburg; Meadville; Carnegie Portholme Aerodrome, Huntingdon, England Regent St, London, England Richmond Riga; St. Petersburg Saint Petersburg San Francisco, California Santa Barbara Savona, New York Savona, NY Scotland Seattle Shoreham, England Siemensstadt (Siemens City) near Berlin, and Vienna, Austria, Budapest, Hungary South Farnborough, Hants (within or quite near Farnborough, Hampshire) Southport, Britain St. Louis, Missouri St. Louis, MO St. Louis, MO, USA; University City, Missouri Stratford, CT Surbiton Sussex, Southern England Temple, TX Texas The Hyde, Hendon Topeka, KS Washington, DC, and Amityville, NY?, west of Yeovil, England Wichita, KS Wolverhampton, England Woodhaven, NY Woolston, Southampton, England; South Farmbridge Woolwich, then Creekmouth; then, 1912, to 110 Cricklewood Lane, N. London; then, 1915, to Claremont Road, Cricklewood, London. Woonsocket, RI Works on Richmond Road and offices on Canbury Park Road, Kingston-on-Thames; sheds/hangars and use of airfield at Brooklands Aerodrome; seaplanes tested on Thames River; giant wartime factory Richmond Road, Ham; all in Surrey, England.