As many customers look to modernize aging applications, Phacil is bridging the transformation from legacy to new application solutions. With a team of the brightest and best minds, we bridge the gap between technology and user and provide solutions that will endure as technology advances and hardware requirements change.


Ever-present and persistently advancing, cyber criminals, terrorists, and spies constantly attempt to secretly infiltrate Federal information systems. Phacil’s Cyber Warriors design, develop, and deploy defense-in-depth strategies for our customers to actively deter and defend against these threats to national security.



Behind the scenes, the unsung heroes of our Systems Engineering, Integration and Operations (SEI&O) support services maintain high availability and performance of the critical infrastructures Federal agencies rely on.  Trust Phacil for all your System Engineering, Integration and Operations needs. 



Phacil, Veritone and Darklight, have come together to make Artificial Intelligence (AI) work for you. Unlock the power of cognitive computing with the world’s first operating system for AI, transforming and analyzing audio, video, and other data sources in an automated manner to generate actionable insights. Phacil, Veritone & Darklight, the perfect alliance.


Federal agencies rely on critical, demanding applications to serve the public. High availability, security, and performance at lower costs are driving many towards cloud computing. Phacil has partnered with Amazon Web Services (AWS) and Microsoft Azure to host federal government applications & infrastructure.



Phacil’s (patent pending) solution to securely & reliably deliver Big Data mission intelligence where you need it most? Ask us about Corbomite, the future in mission critical, network capable, but not network dependent Big Data delivery. Corbomite is a unique solution, offered exclusively by Phacil with AWS technologies at its core.


Diversity & Inclusion

Phacil cultivates a culture that is both diverse and inclusive. It is a fundamental principle at Phacil and an integral part of our every day operations

What employees are saying about Phacil
Our Contract Vehicles
Phacil's Quality Certifications

Small Business Partnering & Teaming Program

Never forgetting our roots as a small business, Phacil is committed to working collaboratively with small enterprises to help them grow and bring important contributions to the customers and the industry.

Partnerships You Can Rely On

Latest News

By Light Ranked In Washington Technology’s Top 100 Companies

BY LIGHT RANKED IN WASHINGTON TECHNOLOGY’S TOP 100 COMPANIES (Arlington, VA, June 17, 2019) By Light is pleased to announce that it has once again been recognized by Washington Technology among the top 100 technology companies; ranking 79th on the list – up from 88th last year. “We are pleased

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By Light Announces Leadership Appointments

By Light Announces Leadership Changes (Arlington, VA, June 12, 2019)  As part of our relentless commitment to mission as well as acceleration of strategic growth, By Light Professional IT Services LLC (By Light) today announces the following leadership appointments effective immediately, with each intended to reinforce and expand both current

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Phacil Achieves CMMI for Service Level III Status

PHACIL ACHIEVES CMMI for SERVICES MATURITY LEVEL 3 STATUS   In May, Phacil’s United States Department of Agriculture (USDA) Forest Service Resource Ordering and Status System (ROSS) program was re-appraised at Maturity Level 3 of the Capability Maturity Model Integration (CMMI)® for Services (SVC). CMMI is a prestigious and internationally

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By Light Promotes Tim Grattan to SVP, Begins Metova Integration

By Light Promotes Tim Grattan to SVP, Begins Metova Integration (Arlington, VA, May 28, 2019) By Light Professional IT Services LLC (By Light) today announced that Tim Grattan has been promoted to Senior Vice President, Cyberspace Operations, reporting to By Light President, BG (RET) Brian Donahue. As announced last week,

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John Wilcox Joins By Light Leadership Team

JOHN WILCOX JOINS BY LIGHT LEADERSHIP TEAM (Arlington, VA, May 20, 2019) By Light Professional IT Services LLC (By Light) today announced that Mr. John Wilcox has joined the firm as Vice President of Strategic Initiatives. Mr. Wilcox was most recently the Chief Information Officer/J6 for the US Special Operations

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By Light acquires Metova Federal, leader in Cyber Training Services

By Light acquires Metova Federal, leader in Cyber Training Services ARLINGTON, Va., May 16, 2019 /PRNewswire/ — By Light Professional IT Services LLC (“By Light “) today announced the acquisition of Metova Federal, LLC, a leading cyber range and cyber training services provider to the US Government. With the addition of

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Phacil, LLC
8484 Westpark Drive, Suite 600
Mc Lean, VA 22102
Phone: +1 (703) 526-1800
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