Welcome to J&M Costa Enterprises Pty Ltd, a 50 year young family-owned electrical and air conditioning business in Penrith. With three generations of expertise and a team of over 80 skilled professionals, no job is too big or small for us. Whether you require a simple power point installation or comprehensive air conditioning services, we are your trusted choice. Serving Penrith, the Blue Mountains, and Sydney, we pride ourselves on quality installations and reliable repairs. Experience the difference with J&M Costa.

Established in 1984, Altac Air Conditioning Pty Ltd is a family-owned and operated business in Penrith. We are specialists in reverse cycle Heating and Cooling air conditioning systems, offering sales, service, repair, and maintenance. Our team of qualified and experienced tradespeople provide free quotes for new installations and advice on repairing or replacing your air conditioning system. Ensuring safety, our staff wear masks and limit contact, sanitizing equipment between appointments. For all your air conditioning needs, trust Altac Air Conditioning Pty Ltd.