Leadership Overview
Abacus has 5 executives leading key functions including strategy, finance, and operations.
Dedicated to empowering financial services firms, Abacus drives innovation through a specialized enterprise technology platform, enhancing operational efficiency and market responsiveness for alternative investment clients globally.
Dedicated to empowering financial services firms, Abacus drives innovation through a specialized enterprise technology platform, enhancing operational efficiency and market responsiveness for alternative investment clients globally.
Leadership Roles at Abacus
Anthony D'Ambrosi - Chief Executive Officer
Anthony D'Ambrosi, the Chief Executive Officer at Abacus, directs the overarching corporate strategy and vision. Overseeing global operations, the Chief Executive Officer ensures the enterprise technology platform aligns with the evolving needs of the financial services industry. This leadership role involves driving market expansion and fostering strategic partnerships to enhance Abacus's position as a premier IT services provider for alternative investment firms. By optimizing service delivery and client engagement, Anthony D'Ambrosi directly impacts the company's sustained growth and reputation. Ultimately, D'Ambrosi secures long-term financial stability and operational excellence across all business units.

Jesse Sanders - Chief Financial Officer
Jesse Sanders, the Chief Financial Officer at Abacus, manages all financial planning, risk management, and fiscal operations. Overseeing the company's financial health, the Chief Financial Officer ensures robust capital allocation and profitability for the enterprise technology platform serving alternative investment firms. This critical role involves developing financial strategies that support Abacus's global expansion and operational scaling. By meticulously analyzing market trends and financial performance, Jesse Sanders provides essential insights for strategic decision-making. Ultimately, Sanders safeguards the company's assets and drives sustainable economic performance, reinforcing Abacus's market leadership in the financial services technology sector.
Jeffery Sikora - President
Jeffery Sikora, the President at Abacus, spearheads strategic initiatives and operational execution across key business segments. Directing the implementation of the enterprise technology platform, the President ensures seamless service delivery to alternative investment firms in the financial services industry. This leadership position involves cultivating high-performance teams and driving cross-functional collaboration to achieve corporate objectives. By focusing on process optimization and client satisfaction, Jeffery Sikora enhances Abacus's competitive edge. Ultimately, Sikora's oversight guarantees operational efficiency and supports the company's mission to provide cutting-edge IT solutions, solidifying its presence in the New York, NY market and beyond.
Jonathan Bohrer - President
Jonathan Bohrer, the President at Abacus, drives strategic growth and market penetration for the firm's IT services. Overseeing client relations and business development, the President ensures the enterprise technology platform effectively meets the complex demands of alternative investment clients. This role involves forging key industry partnerships and expanding the company's reach within the financial services sector. By championing innovation and service excellence, Jonathan Bohrer enhances Abacus's reputation as a trusted technology partner. Ultimately, Bohrer's leadership ensures the sustained success and expansion of Abacus's service offerings, reinforcing its commitment to clients in New York, NY and globally.

Mary Mulloy - President
Mary Mulloy, the President at Abacus, focuses on enhancing operational frameworks and service delivery excellence. Directing the strategic deployment of the enterprise technology platform, the President ensures optimal performance and client satisfaction for alternative investment firms. This leadership capacity involves refining internal processes and fostering a culture of continuous improvement within the financial services technology domain. By meticulously managing resource allocation and operational workflows, Mary Mulloy strengthens Abacus's service capabilities. Ultimately, Mulloy's dedication guarantees the efficient and effective delivery of Abacus's solutions, supporting the company's mission and market standing.
Explore Leadership Teams in Business Services
Apex Systems is a leading global technology services business that incorporates industry insights and experience to deliver solutions that fulfill our clients digital visions. We provide a continuum of services, including strategy and enablement, innovation and productivity, and technology foundations to drive better results and bring more value to our clients.
Company Leadership
CD

JB
SMX is a leader in next-generation mission support, digital transformation and IT solutions operating in close proximity to clients across the U.S. and around the globe. SMX delivers scalable and secure solutions combined with the mission expertise needed to accelerate outcomes for the Department of Defense, Intelligence Community, Public Sector, Fortune 1000 and other public and private sector clients.
Company Leadership SD
MB

Sigma Network is a technology company specializing in communication solutions and IT services for various sectors, enhancing operational efficiency for clients.
Company Leadership KB
JR
GS
HD
USIS is a provider of comprehensive technology solutions, specializing in IT infrastructure, audiovisual systems, security solutions, electrical contracting, and in-building wireless services. They collaborate with architects, designers, MEPs, and construction managers globally to integrate technology seamlessly into projects. USIS aims to deliver innovative and cost-effective solutions, ensuring single source accountability for their clients. Their services can be bundled to accommodate projects of any size or scope, enhancing efficiency and reducing stress for clients.
Company Leadership JO
JL
KB
FM