Oasis, a Paychex Company is a business solutions provider who connects possibiltiies to productivity by providing scalable business support services for small to mid-sized businesses and non-profit organizations. Oasis, a Paychex Company offers comprehensive support and technology in the areas of human resources, employee benefits, payroll and tax administration and risk management. Our regional office is in West Des Moines and we have local dedicated business developoment and client support staff in Eastern Iowa.