CoreSys Consulting is a Veteran Owned Small Business which specializes in delivering IT Professional Services to the federal government. We hold a CMMI maturity level 3 rating in both Services and Development, as well as an ISO 9001:2015 certification. 


CoreSys’ mission is to deliver secure, efficient, and innovative IT solutions that solve public sector challenges


CoreSys’ vision is to be the world’s best IT company most admired for its people, performance, and partnerships


Reliability, Integrity, Kindness, Loyalty, Hard Work, Simplicity, Continuous Improvement, and Service to Others


• Founded in 1998

Veteran Owned Small Business

• ISO 9001:2015 Certified

We are hiring!

• DCAA Approved Accounting System

• NAICS codes: 541511, 541512, 541519, 541611, 541513

• CAGE: 3W2V7  

• DUNS: 09-699-2578


• 95% hold a security clearance

• 80% have a professional certification

• 75% have an IAT baseline certification

• 95% have a bachelor’s degree or higher

• 60% have 10 or more years experience

• 43% have 20 or more years experience

• 30% of employees are veterans

• CoreSys has employees in 11 states 


Phone: 703.831.4140

Fax: 703.880.0443

Email: inquiries@coresysconsulting.com


Corporate Office:

4290 Chain Bridge Rd., Suite 301
Fairfax, VA 22030

Kentucky Office:

175 E. Lincoln Trail Blvd, Suite 175
Radcliff, KY 4016


Brian Cordle, PMP, SSM

E-mail   |   LinkedIn

President and Chief Executive Officer

Brian Cordle is the Founder, CEO, and President of CoreSys Consulting Services, LLC.  Established in 1998, CoreSys is a dynamic veteran-owned small business whose core competencies are the design, development, test, implementation, and transformation of information technology systems.

Brian and fellow CoreSys staff members are recognized experts in the field of Army Human Resource Systems, Enterprise Architecture, Solutions Architecture, Open Source Solutions, Application Transformation / Modernization, and Enterprise Application Integration.

Through Brian’s leadership, CoreSys made the Inc. 500/5000 list of fastest growing privately held companies in America for four consecutive years.

Prior to founding CoreSys, Brian was a senior software engineer designing and developing enterprise applications for the US Army.  His background has a significant military and government presence, including a stint in the US Army.

Brian is a certified Project Management Professional (PMP) and a Certified SAFe 5 Scrum Master (SSM).


Doug Chapman

E-mail   |   LinkedIn

Vice President of Operations

Doug is a former U.S. Army Officer and combat veteran, serving as an Armor Company Commander during Operation Iraqi Freedom II.  His last duty station was with Army Human Resource Command, where he served as a Promotion Board Recorder in the DA Secretariat.  After departing the Army in 2007, Doug joined the George Group (later acquired by Accenture) where he received training on Lean Six Sigma and earned both his Black Belt and Master Black Belt certifications.  Doug has served clients such as the U.S. Army (Army Materiel Command, Army Sustainment Command, Installation Management Command, Forces Command, and most recently the Assistant Secretary of the Army for Acquisition, Logistics, and Technology), the United States Postal Service, and the U.S. Department of the Treasury.  His role as a management consultant was to assist these clients in the execution of improvement projects across all levels of complexity from the tactical to enterprise level (serving as project lead, coach / mentor, and instructor) and to guide organizational leaders on the process of identifying and selecting meaningful activities to improve organizational performance. 

Doug is a graduate of the United States Military Academy at West Point.  He lives in Northern Virginia with his wife and two wonderful children.

Mark P. Webb, PMP

E-mail   |   LinkedIn

Director of Federal Programs

Mark Webb joined CoreSys Consulting as Program Director in February 2017.  Mark is a certified Project Management Professional (PMP) and has nine years of project and program management experience including positions supporting US Special Operations Command Program Executive Office – C4 as the Military Information Support Operations Sustainment Program Manager with Lockheed Martin and with Leidos as the Program Manager for the US Army Human Resources Command’s interactive Personnel Electronic Records Management System (iPERMS).  Mark is a retired U. S. Army Signal Officer, having served 21 years in a variety of tactical, operational and strategic positions.