CI-Discern Email Formats

CI‑Discern delivers specialized IT services focused on cybersecurity for critical infrastructure and utilities. Founded in 2024 and headquartered in Charlotte, NC, the firm’s small team of fewer than ten professionals offers a portfolio that spans interim/virtual CISO functions, comprehensive IT/OT security strategy, architecture, design, and planning, as well as C‑suite and board advisory. The practice also addresses governance, risk, compliance and industry‑specific mandates such as NERC‑CIP and TSA Security Directive.

CEO Dillon Dieffenbach leads CI‑Discern alongside a leadership group that includes CTO James Ball, COO Greg Sisson, Managing Director Steve Swick, Threat Intelligence Director Teresa Papaleo Ricci, and other specialists driving expertise in power and utilities cyber security. With an annual revenue range of $1–10 million, the company is positioned to help organizations strengthen resilience while meeting regulatory requirements.

CI-Discern uses 5 email formats across its organization. The most common pattern is lastName_firstNameInitial (e.g., doe_j@ci-discern.com), used in approximately 40% of work addresses.

CI-Discern currently employs over 1-10 people from United States, with a head office in Charlotte, NC, US.