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Also known as Wentworth and Sons, they were engineers, of Wandsworth, London.
Maker of stationary engines. 
1837 'FOR SALE, a Low-pressure Condensing STEAM ENGINE of 16-horse power, now at work, and may be seen at Deptford Tide Mills, which will be taken down about the first or second week in June, to make way for an engine of larger power — it is in good working order, with new crank shaft and boiler — also a high-pressure, expansive, and condensing steam-engine, of 2 horse power, with cast iron boiler, and fire-place with governor steam-guage, and all the requisites thereunto belonging, complete, ready to fix, and may be seen at J. Wentworth’s, Engineer, &c., Wandsworth, Surrey, where the further particulars of the whole may obtained, letters post paid.'
1859 Woolf compound beam engine for Page & Overton’s Brewery, Croydon.
1862 Mention of an 18 HP engine by Wentworth and Son.
1871 Employing 58 men and 7 boys.
In 1873 Tunbridge Wells Water Works advertised for sale an 18 HP beam engine, high and low pressure combined, 2ft. 6in. stroke
1873 Bankrupt: Benjamin Hall, clerk to Wentworth and Sons, engineers, Wandsworth Dunts Hill, Garrett Lane, Wandsworth, London.
1875 Beam engine for Royal Mills featured in 'The Engineer' 
1875 Explosion at Wentworth and Co, Wandsworth Plain, London.
1875 Made a 60 HP compound beam engine for Royal Mills.