Essential Software INC

We are Partners in Information Technology

Service with value

Enjoy your work, not just what you do outside of it.

ESI delivers effective and creative solutions in Software Development, Integration, Bioinformatics, Communication, and ServiceNow.

Personal & professional growth

Approachable management and strong organizational support

Who is ESI

Serving leading Research and Development (R&D)-funded agencies in the greater Washington, D.C. area for almost 15 years, ESI is an information technology company built specifically with the core fundamental values of integrity, collaboration, innovation, and humility in mind.

Why it Matters

Federal agencies have never been in greater need of finding effective partners to help leverage technology in support of their unique and vital missions. ESI has a track record of building cost-effective, lasting partnerships with federal agencies, based on our commitment to technology, teamwork, and trust.


Our People

ESI employees enjoy working! Our smart and diverse staff are passionate about performing meaningful, quality teamwork to significantly support our clients' missions. They also like working for a company who values both team and individual success, while simultaneously encouraging and supporting a healthy work-life balance.

Our Leadership