Constellation Advancement LLC


Sean T Collins
Sean T. Collins − Associate

Sean has been fundraising for more than twenty years. He began his fundraising career as the Director of Development for Children of Bellevue, Inc. at Bellevue Hospital Center in New York City. He then served on its Board of Directors having various responsibilities including Chair of the Development Committee and Board President. During his tenure, Sean successfully led a program and capital effort for the construction and development of the Frances L. Loeb Child Protection and Development Center at Bellevue Hospital …read more

Joseph Mahon – Associate

Joe’s career in philanthropy began with an international fundraising firm and has progressed to lead development staffs in religious, healthcare, educational, disabilities and arts organizations. The range of activities have included major capital campaigns, institutional assessments, feasibility studies, board development, grants, special events, development office assessments, and cultivation programs. …read more

Joseph Tumulo
Joseph Tumolo – Associate

Over the last 11 years, starting with The Planned Giving Company and Virtual Giving, Joe developed a client base of over 300 charities that included Universities, Independent Schools, National Charities and Healthcare and Social Service charities. He helped them with prospect screening, marketing, outbound telephone solicitation and strategy. In 2011 he helped form a boutique agency that provides highly customized direct marketing programs for planned giving.  As an affiliate of Constellation he will focus all his attention to training and coaching charities to take their planned and major giving programs to the next level …read more