 On 20 February 1645 he was one of the committee for the city of London for raising funds towards the maintenance of the Scottish army, and on 11 July 1646 he was named one of the commissioners for the kingdom of England for the conservation of peace between the two kingdoms.Early in 1650, as a trader to Guinea, he was giving information to the house about disputes between various merchants and the Guinea Company.With regard to Vassall's attempts to secure compensation for his losses and imprisonment, the matter was referred on 14 June 1644 to the committee for the navy, and on 18 January 1647 the commons voted him £10,445 12s.