ATCS Appoints Brennan Collier as Senior Vice President of Strategic Sales to Propel 10-year Growth Plan

HERNDON, VA – ATCS, a leading engineering consulting firm, today announced that Brennan Collier, AICP, in her continued capacity as Senior Vice President, will now also serve as Strategic Sales Lead. In this enhanced role, Ms. Collier will lead the pursuit of multi-disciplinary, long-term contracts to drive substantial growth in the firm’s expanding services and emerging markets. Her focus will include fostering valuable relationships with clients and teaming partners while strengthening ATCS’ presence and engagement within the industry.

This strategic appointment underscores a crucial phase in advancing Vision 10, ATCS’ transformative growth strategy for the next decade. Vision 10 outlines a roadmap for establishing ATCS as a preeminent transportation and infrastructure consulting leader. With her extensive experience in strategic planning and a proven ability to grow ATCS’ client base, Ms. Collier is positioned to help steer the firm toward achieving the ambitious objectives set forth in Vision 10.

“Brennan’s new role leading our strategic sales initiatives is critical as we continue to unfold Vision 10 for the benefit of our clients, employees, and communities we serve,” said Young Ho Chang, Chief Executive Officer of ATCS. “Her leadership and operational insight are invaluable as we aim to enhance our market position and drive growth.”

During her tenure with ATCS, Ms. Collier most recently served as Senior Vice President of Strategic Sales and Communication, where she oversaw strategic engagement and communications functions, guiding decisions on pursuits and teaming arrangements. Previously, she served as the South Regional Manager overseeing growth and operations for four emerging offices in Virginia and North Carolina. In 2021, Ms. Collier marked a milestone for ATCS by becoming the first female within the ownership team, highlighting her significant contributions and leadership within the firm.

“I am thrilled to pioneer this initiative aimed at growing ATCS and ensuring our future as a preeminent firm in the industry,” said Ms. Collier.

As ATCS celebrates its 30th anniversary, this strategic appointment underscores its commitment to innovation, growth, and excellence as it embarks on the next chapter of its journey.

About ATCS

ATCS is a leading engineering consulting firm offering comprehensive solutions across a wide range of fields, including transportation, traffic planning, environmental planning, geospatial, site civil, bridges and structures, rail and transit, buildings and facilities, air and noise, project controls, water resources, and emergency management services. ATCS is committed to excellence in all aspects of our work, adhering to the highest standards of quality, ethical business practices, client-focused service delivery, and social responsibility towards the communities we serve and operate in. Learn more at and stay connected with ATCS on Facebook and LinkedIn.

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Marcus Travis