The infrastructure facilities at the Zone include water, the processing of waste water and electricity making it attractive to investors. The Zone's enterprises have a significant impact on the local economy as they provide employment to 4,200 staff. The Zone therefore promotes the Government's objective to develop regional industrialization.

There are currently 5 enterprises in Commercial operations at the Polgahawela zone including 3 engaged in the manufacture of apparel, 1 automobile assembly plant and 1 manufacturing PVC base materials.

One of the enterprises at the Polgahawela EPZ is Micro Cars Limited which was established in 1995 by Dr. Lawrence Perera. The company engineered and built Sri Lanka's first home grown automobile, resulting in the launch of the "Privilege" which was completely designed and made in Sri Lanka. Micro Cars assemble a full range of vehicles ranging from compact Cars, Vans to SUVS, Buses and prime movers. Micro has ventured into overseas markets and have exported vehicles in Pakistan, Bangladesh and Nepal. In terms of exports, the PEPZ contributed US$73.3 million in export revenue in 2016 and this rose to US$ 77.4 million in 2017. The main exporting enterprises are Alpha Apparel Ltd, Cosmic Poly Plast Pvt Ltd., Marsylka Manufacturing Lanka Pvt and Sumithra Garmets Pvt Ltd.,