![Robert Schanz](https://excelgds.org/wp-content/uploads/2022/02/Robert-Schanz.jpg)
Robert Schanz, President
A consultant in the field of real estate and construction, Bob advises clients on business development, project development, cost reviews, material procurement and organizational procedures.
![David Allen](https://excelgds.org/wp-content/uploads/2022/02/David-Allen.jpg)
David Allen, Vice President
David Allen is the General Manager and a minority owner at Kassoy LLC an iconic diamond and jewelry industry supplier in business since 1936.
![Sandy Schiffer Chapo](https://excelgds.org/wp-content/uploads/2022/02/Sandy-Schiffer-Chapo.jpg)
Sandy Schiffer Chapo, Secretary
Bio Coming Soon
![Sandi Galawanji](https://excelgds.org/wp-content/uploads/2022/02/Sandi-Galawanji.jpg)
Sandi Galawanji, Treasurer
Sandi Galawanji is the Treasurer of GDS and a member of the Board of Directors. Sandi, who holds a PHD in Greco Roman Archeology and a master’s in accounting.
![Dr Gary Altheim](https://excelgds.org/wp-content/uploads/2022/02/Gary-Altheim.jpg)
Dr. Gary Altheim, Founder
Dr. Gary Altheim is a New York State licensed Clinical Psychologist who has extensive experience in working therapeutically with emotionally challenged children, young adults, seniors, and families.
![Kevin Acevedo](https://excelgds.org/wp-content/uploads/2022/05/Kev-150x150.jpg)
Kevin Acevedo
A Washington Heights resident, Kevin Acevedo was initially attracted to GDS by the passion and dedication that he saw in the leaders to make a meaningful difference in kids’ lives.
![Dan Jimenez](https://excelgds.org/wp-content/uploads/2022/03/Dan-Jimenez-1.png)
Daniel Jimenez
Having grown up in a Christian home and with a strong set of values and beliefs, he developed his character modeling his parents’ love for helping and serving others.