 This payroll tax refund is only available for a limited period of time. Don't lose out on up to $26,000 per employee. Go to GetRefunds.com. That's GetRefunds.com. EmTech means jobs. MEMA stands for Maine Energy Marketers, and MEMA's technical education school, EmTech, stands for jobs. Just listen to John, a recent EmTech graduate, and what he has to say.