Heidi Sigl

Heidi Sigl serves as a key procurement lead within the Western-Desert Southwest Region of the Department of Energy, overseeing acquisitions critical to modernizing the nation’s electrical infrastructure. She manages a diverse portfolio of contracts focused on substation modernization, switchgear upgrades, transformer procurement, and communication-integrated power line systems. Her work directly supports the agency’s mission to enhance grid reliability, resilience, and cybersecurity, ensuring that aging transmission and distribution assets are replaced with next-generation, standards-compliant components. Sigl handles both construction and specialized electrical equipment acquisitions, often coordinating with engineering and operations teams to align procurement with technical specifications and lifecycle requirements. Sigl maintains consistent relationships with a core group of contractors specializing in electrical infrastructure and site development, including PAF ELECTRICAL, INC., CIVIL DESIGN & ENGINEERING INC, and MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC. These partnerships reflect a preference for vendors with proven expertise in high-voltage system installation, concrete foundation work, and integrated communication systems for power networks. Her contracting approach emphasizes vendor reliability, technical compliance, and adherence to federal electrical safety codes, fostering long-term collaboration with firms that demonstrate consistent performance on complex, mission-critical projects. Sigl demonstrates a strong commitment to small business participation, with over 57% of her awards designated as total small business set-asides under FAR 19.5. She routinely prioritizes contracts for women-owned small businesses and maintains a balanced approach that includes both set-aside and open competitions. Her socioeconomic contracting patterns reflect a deliberate strategy to broaden vendor diversity while ensuring competitive, qualified bids for high-stakes infrastructure upgrades. Her primary procurement focus lies in NAICS 335999 for miscellaneous electrical equipment and 221122 for electric power distribution, with significant activity in commercial construction (236220) and civil infrastructure (237310, 238110). She specializes in procuring transformers, protective relays, SCADA-enabled switchgear, and reinforced concrete structures for substations, demonstrating deep technical fluency in grid modernization and utility-scale electrical systems.