Patagonia Gold has risen on news that final results from the recently completed drill campaign on the COSE project in Argentina have revealed more "exceptionally high grade" gold and silver.A potential new mineralised vein has also been discovered at Cap-Oeste with drill-hole CO-166-D which intersected 435.4 grammes per tonne (g/t) of gold and 1,006g/t silver over 1.1 metres. Stockbroker Charles Stanley increased revenue by almost 14% during its third quarter to £32.3m following a "good" performance across all three of its divisions - financial services, private clients and securities.The company, which grew total client funds under management and administration by 5.9% to £14.3bn during the three months, admits a "degree of optimism about the final quarter".Miner Jubilee Platinum has bought 51% of Power Alt for £2.43m in cash, providing the company with a secure independent power supply to underpin operational and expansion goals for its ConRoast ProcessSouth African firm Power Alt has the potential of expanding on its current generation capacity of 11 mega watts (MW) to a full 29MW of power.Health and social care group System C Healthcare performed largely as expected in the six months to November in what is a "transitional year" from a services to a products-led business.It lost £0.7m compared with a £2.8m profit a year ago and saw revenue drop 27% to £13.3m after services revenue fell 38% to £5.9m."I remain very pleased with our progress and in particular with our positioning against our competitors. This is an exciting time for the company as we move into anticipated volume sales of a high value product range," said boss Ian Denley. Engineer Kentz Corp has won an Engineering, Procurement and Construction (EPC) contract with Abu Dhabi Gas Industries (GASCO) worth over $30m (£19m).The Irish firm will replace the existing emergency shutdown (ESD) system and associated field instrumentation at Habshan 0 and Habshan 1 plants over the next 30 months.Hazardous waste treatment specialist Augean expects 2010 results to be slightly ahead of expectations. The board also anticipates a further reduction in net debt following continued positive cash generation across the group.Trading has started positively in the early weeks of 2010, particularly in the Landfill division, and the "cautiously optimistic" board expects an improvements in profitability during 2011. Property investment trust Invista Foundation saw its net asset value (NAV) per share improve by 1.3p in the final quarter of 2010 to 49.9p. The directly held property portfolio increased in value by £1.1m, or 0.3%, over the quarter, with an additional increase of £0.16m in the NAV of the company's joint ventures. The company has declared an interim dividend of 0.88p. Crash repair and accident administration firm Nationwide Accident Repair Services expects 2010 results will be at the upper end of the range of market expectations. Current consensus is for profit before tax of £5.81m. Net cash at 31 December 2010 is anticipated to stand at £7.5m, down from £8.3m at the end of 2009, reflecting additional cash investment to support the group's growth strategy.Asset management software firm Statpro traded in line with expectations in 2010, with "good levels of profit and growing revenue". Group debt has been reduced to £5.5m from £8.9m at the end of 2009. The proportion of customers taking Statpro's products via "software as a service" increased to around 30% from 20% at the end of 2009, with a pipeline of clients preparing to convert during 2011.Roy Harrison, chairman of engineering and construction services firm Renew Holdings said at the company's annual general meeting that trading in the first quarter of the company's financial year has been satisfactory. The order book at 31 December 2010, not including the potential benefits from framework agreements or preferred bidder situations, improved to £283m from £200m a year earlier.Renew remains debt free with available cash resources and, at 31 December 2010, the group's net cash balance was in excess of £20m.