Profile: Guild Associates, Inc. provides Molecular Gate® adsorption systems. We offer nitrogen rejection and removal, carbon dioxide CO2 removal, N2 rejection & CO2 removal SPEC plants, biogas & digester gas purification, natural gas vacuum pumps & blowers and heavy hydrocarbon removal. Our TSA based system natural gas enters the bed of adsorbent where water vapor is removed at feed pressure with sales gas produced by flowing through the bed of adsorbent and the water is subsequently removed by heating the bed to 300 - 500 Deg F & the water released.