StockMarketWire.com - The FTSE 100 added 0.15% to 7,364.57 on Tuesday morning after strong performances in the US and Asian markets.

H&T Group (HAT) surged 9.14% to 292.5p after reporting a strong start to its 120th anniversary year with a 62.2% increase in first half pre-tax profits to £6m driven by revenue increases in all key segments.

Jackpotjoy (JPJ) added 1.46% to 676.25p on a 13% rise in first half revenue to £146.6m, with a 15% rise in adjusted EBITDA.

Housing and social care provider Mears (MER) plunged 11.7% to 428.25p after it warned housing revenues will be £30 million lower than previously expected this year, resulting in a loss of profit and lower overhead recovery.

Mears said the recent tragic events at Grenfell Tower will impact the housing division as clients review the commissioning and safety practices at their properties.

Georgia Healthcare Group's (GHG) first half revenues rose by 112.9% to GEL371.0m while earnings before interest, tax, depreciation and amortisation increased by 50.4% to GEL51.2m.The shares slipped 1.36% to 345p.

Castings (CGS) said demand from its main customers remains steady. The share price stayed flat at 462.5p.

Marshall Motor (MMH), an automotive retail and leasing group, grew its underlying profit before tax by 32.9% to £18.6m in the first half, with revenues up 43.7% to £1,187.4 million. The shares increased by 5.99% to 150.5p.

John Menzies (MNZS) gained 1.19% to 721.5p after reporting underlying pre-tax profit increased by 36% to £24.7 million in the first half, with turnover rising from £1,002.2m to £1,216.6m.

Story provided by StockMarketWire.com