Office of SIG Services

Contact Information

Donna Cappo 
Director, Office of SIG Services

Email: [email protected] 
Telephone: 212 626-0606

Cappo serves as liaison to the SIG Governing Board and the SIG Governing Board EC and is responsible for managing the SIG Services staff. The staff's mission is to serve as matchmakers between ACM and SIG resources and endeavors, to provide information needed by the volunteer leadership, to be the first point of contact between the SIG volunteers and ACM and to increase staff and volunteer productivity.

Ashley Cozzi 
Associate Director, Office of SIG Services

SIG: (GRAPH, HPC)
Email: [email protected] 
Telephone: 212 626-0614

Cozzi is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Cozzi who will answer them or direct them to the appropriate HQ staff person for response. Cozzi is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts.

Maria Rivera
Administrative Assistant, Office of SIG Services

Email: [email protected] 
Telephone: 212 626-0601

Rivera is the point of contact for general SIG activities and cooperating conferences.

Questions regarding SIG related awards, viabiity reviews, the SGB annual report, visa support letters and cooperating events can be directed to her for response.

Adrienne Griscti 
Program Manager, SIG Publications

Email: [email protected] 
Telephone: 212 626-0615

Griscti is the single point of contact for all conference proceedings activities.

Recently, conference leaders have sought more help from ACM HQ with regard to collection and processing of papers electronically. To meet that need, ACM provides conference leaders with support for three routing methods for proceedings: collection of papers and production by leaders; collection of papers by leaders and production by ACM; or collection and production by an ACM vendor.

Diana Brantuas 
Program Coordinator 
Conference Operations (Budgets)

Email: [email protected] 
Telephone: 212 626-0617

ACM's conference activity continues to increase, now sponsoring or co-sponsoring more than 100 events each year ranging in size from 50 to 50,000 attendees.

Brantuas is responsible for conference TMRF's for all conferences, including cooperating events. She works closely with the conference leaders on preparation of budget and shepherds the agreed-upon budget through the volunteer approval cycle.

John Otero 
Program Coordinator 
Site Administration

Email: [email protected] 
Telephone: 212 626-0612

ACM sponsors and co-sponsors more than 100 events annually. In order to utilize our buying leverage effectively, a centralized position manages site selection, negotiation and contracting.

This position is responsible for all site/facility request-for-proposals and follow-up. It includes processing the data collection of ACM's hotel history, hotel pick-up reporting (begins eight weeks prior to conference, allowing us to help organizers keep a close eye on penalties as well as last-minute needs for additional housing).

Ariel Silkett
Program Coordinator 
SIG and Conference Operations

SIG: (Ada, AI, CSE, Energy, MICRO, MOBILE, WEB)
Email: [email protected] 
Telephone: 212 626-0604

Silkett is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Silkett, who will answer them or direct them to the appropriate HQ staff person for response. Silkett is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts. 

Katie Balben
Program Coordinator 
SIG and Conference Operations

SIG: (ACT, APP, ARCH, BED, CAS, KDD, MOD, SAC, SIM)

Email: [email protected] 
Telephone: 212 626-0607

Balben is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Balben, who will answer them or direct them to the appropriate HQ staff person for response. Balben is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts.

Lucia Sippel 
Program Coordinator 
SIG and Conference Operations

SIG: (ACCESS, BIO, CHI, SIGecom, LOG, MM)

Email: [email protected]
Telephone: 212 626-0605

Sippel is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Sippel, who will answer them or direct them to the appropriate HQ staff person for response. Sippel is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts.

Maribel Tineo
Program Coordinator 
SIG and Conference Operations

SIG: (DA, EVO, METRICS, MIS, OPS, PLAN, SAM, UCCS)
Email: [email protected] 
Telephone: 212 626-0602

Tineo is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Tineo, who will answer them or direct them to the appropriate HQ staff person for response. Tineo is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts.

Shakira Toomer
Program Coordinator 
SIG and Conference Operations

SIG: (ACM-sponsored, COMM, DOC, ITE, PLAN, SOFT, SPATIAL)
Email: [email protected] 
Telephone: 212 626-0603

Toomer is the point of contact for all SIG and conference activities for the SIGs listed above. Questions regarding any issues can be sent to Toomer, who will answer them or direct them to the appropriate HQ staff person for response. Toomer is responsible for working with SIG leaders for the above on all general and conference activities, including inquiries from volunteer leaders, viability reporting, bylaw administration, gathering conference history information, and assisting with contracts. 

About the Office of SIG Services

The Office of SIG Services works in partnership with ACM's volunteer leadership, developing services and benefits for SIG members that fulfill the technical mission of the SIG and the organizational mission of ACM as a whole.

  • Providing the support necessary to enable SIG Officers, committee members and conference volunteers to fulfill the duties of their positions, in such a way that they are able to focus on the primary goal of technical excellence.
  • Providing continuity of communication between the SIG and the other parts of ACM, such as headquarters staff, volunteer boards and committees, chapters, local SIGs, and other societies with whom they may engage in joint activities.