Marielos Arce

Marielos A. de Quinonez serves as an Acquisition Specialist with USAID/El Salvador, where she plays a pivotal role in executing strategic procurements that advance democratic governance, institutional capacity, and global health security. She manages the full lifecycle of acquisition actions for technical assistance and advisory services, ensuring alignment with U.S. foreign policy objectives and USAID’s mission to strengthen El Salvador’s public institutions. Her work centers on securing high-caliber expertise in governance, rule of law, and migration management, often through performance-based contracts that emphasize measurable outcomes and local partner engagement. While no specific contractor relationships are currently identifiable in the dataset, de Quinonez routinely engages with a diverse pool of professional service providers, including international consulting firms, local civil society organizations, and technical experts with deep regional experience. Her procurement approach emphasizes competitive solicitation, transparency, and value-driven outcomes, fostering long-term vendor partnerships grounded in technical excellence and adaptive implementation. Her contracting patterns reflect a strong preference for open competition, with 92.3% of acquisitions conducted without set-aside designations. However, she consistently supports small business participation through 8(a) competed awards, which account for 7.7% of her portfolio, demonstrating a measured commitment to socioeconomic contracting goals without compromising mission-critical expertise. De Quinonez’s primary procurement focus lies in professional and technical services, with 54.5% of acquisitions under NAICS 541990 (All Other Professional, Scientific, and Technical Services), followed by management consulting (541611) and specialized technical consulting (541690). She regularly procures policy analysis, institutional strengthening, capacity-building, and program evaluation services, reflecting deep expertise in governance, public administration, and development advisory domains.