Dedicated experts with a proven record of success.


Senior Leadership

ARC professionals possess the vision, principles, experience and skills to advance and support your program anywhere on the sustainable infrastructure spectrum. 


Lonnie Coplen
ARC Founder + President

Lonnie Coplen founded ARC in 2015 to advance the science and practice of affordable, resilient and rapidly renewable infrastructure. Lonnie’s executive, program and project management experience spans the public, private and non-profit and sectors in transportation, environmental, energy, industrial, residential and commercial practice areas. Her expertise includes engineering, planning and construction management, strategic planning, life cycle asset management, risk management and mitigation, at-risk construction, advocacy and education programs, policy development and implementation, and multi-media communications.


Widney Brown
Executive Vice President +
General Counsel

Widney Brown's career has devoted her career to applying human rights standards, public health principles and her commitment to economic and environmental justice to address the challenges of climate change and women's empowerment. Widney has extensive experience in program management, security and risk mitigation and loss control, advocacy and negotiation, strategic planning, communications and policy development and implementation.

Widney's leadership assures that ARC's focus on affordable sustainability is firmly rooted in the precepts of environmental justice regardless of the assignment: energy efficiency, utility and transportation infrastructure supports, emerging renewable and alternative technologies, distributed power and communications systems, land use planning for independent communities, or sustainable agriculture.