Environmental health company Healthy Buildings (Ireland) is investing over £160,000 in an expansion which will create 15 jobs. The Belfast-based firm has received £30,000 from Invest NI to create a marketing strategy for Scotland and the north of England. It employs 60 people and hopes to increase sales in Great Britain to £500,000 by 2013.

Arla Foods is to cut 250 jobs globally as part of a programme to cut annual costs by US$86m and reduce complexity within the organisation. It will also reduce its spend on market research and analysis activities. The company has seen significant growth which it expects to continue. Peder Tuburgh is the chief executive.

M Squared Lasers, developer and manufacturer of lasers and optical instruments for industrial and scientific applications, has secured an investment of 3.83m from The Business Growth Fund. The investment will further develop the company's laser technology and fund their sales and marketing. BGF business director Mark Bryant will join M Squared Lasers board as a non-executive director as part of the deal.

Online and catalogue retailer N Brown recorded 4.8% growth in revenue to £753.2m in the year to March 2012, while pre-tax profit rose 2.5% to £96.9m. It is focusing on international expansion and is launching a digital marketing campaign in the US. New brands will be launched on the Simply Be website.