About ATG Home About ATG Tour SOS Free Trial SOS How To Contact Us Easy Card Processing Custom Software Who We Are ATG specializes in providing Synagogues, non-profit... and for-profit organizations nationwide with unique membership and fund raising software packages that combine membership management, accounting, fundraising - and now a full range of credit.../debit card acceptance capabilities - in one, easy-to-use computer software program. General Info SOS is a comprehensive membership information center, that includes fundraising...