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Richard Ormrod (Ormerod) of Richard Ormerod and Sons of Manchester.
1815 Richard Ormrod listed as an iron-founder at Minshull Street
1821 Richard Ormrod listed as a brass and iron-founder at Minshull Street 
1825 Makers of textile and milling machinery, boilers, stoves, weighing machines, rails, gas-generating plant 
1828 Listed as steam engine makers in Pigot’s National Commercial Directory, 1828-9
1829 Auction by order of the assignees the estate of Richard Ormrod, bankrupt: LEASEHOLD INTEREST of Richard Ormrod, for the remainder of a term of fourteen years from March 1819, 'of and in all those ERECTIONS and BUILDINGS, with the vacant LAND thereto adjoining, situate and being in Tib-street, in Manchester, used as a turner's shop, and for weaving and spinning, and small ware manufactory, and in the occupations of Messrs. Froggatt and Co., George Comforth, Thomas Longton, George Farrar, and others ; and also all that STEAM-ENGINE, with the Boilers, Mill-geering, and other apparatus thereto belonging. The above mentioned premises are very well situated for any purpose where power is required, and are in an excellent state of repair, and are at present let to good tenants, and produce a very considerable net rental....'
1830 Advertisement: 'To CAPITALISTS, IRON-FOUNDERS, and OTHERS. By Mr. DREW, (By order of the assignees of Mr. Richard Ormrod, a bankrupt,) at the York Hotel, King-street, Manchester, on Thursday the 25th day of February, 1830, at five o'clock in the afternoon, subject to conditions of sale to be then and there produced; ALL those Valuable BUILDINGS and YARDS, situate in Minshull-street, London-Road, Manchester, lately occupied by the said Richard Ormrod, and used as Iron and Brass Foundries, and for the Manufacture of Steam Engines and Engine Boilers, and calculated for carrying on an extensive business. The Buildings have all been erected within the last twenty years, and consist of one large Iron Foundry, 42 yards long, 14 yards wide ; one ditto, 42 yards long, 7 yards wide, with every convenience, stoves, air, and blast furnaces, &c The Boring Mills are conveniently attached to the Foundry, and are commodious and lofty ; and there are Fitting-up Shops for erecting Steam Engines, &c.; the Brass Foundry and Brass Fitting-up Rooms are so situated as to have no internal communication with the other part of the Works; the Turning and Fitting-up Shops are very large, lofty, and well-lighted ; the Model Rooms are fire-proof; commodious Joiners' and Millwrights' Shops are contiguous; there are excellent Smithy Shops, and extensive Boiler Manufactory. The Land contains 7649 square yards, and is bounded on one side by the Rochdale Canal, from which a private branch runs through the centre the premises, and the land has one front to Chorlton-street, and another to Minshull-street. is freehold inheritance, subject to certain perpetual yearly rents. The Engine, of twenty horses' power, Mill Geering, Machinery Models, Tools, Utensils, &c. will be sold in about a week afterwards. The whole will be found to be well worth the attention of Capitalists, being suitable either for the purpose of carrying on the Foundry Business, or for Spinning, Power-Loom weaving, or Carriers' Establishments. For particulars, apply to Mr. Ormrod, on the premises; to Messrs. Taylor and Son, Solicitors, King-street, Manchester or to Messrs. Cooke and Beever, Solicitors, Salford.'
For more information see Richard Ormerod and Sons (Ormerod seems to have been the favoured spelling latterly)