Experienced Leadership. Shared Direction.
WRG’s leaders bring deep construction knowledge, specialized professional expertise, and a long-term commitment to strong teams and successful projects.
Close to the Work.
WRG’s leadership structure connects enterprise strategy with the day-to-day realities of construction. Executive leaders and department heads work across the organization to align resources, manage risk, strengthen performance, and support the teams responsible for project delivery.
Many of these leaders have built long careers within WRG companies. That continuity creates institutional knowledge, steady decision-making, and a practical understanding of what project teams need to succeed.
Executive & Department Leadership
Luke Spalj
Chief Executive Officer
Guides WRG’s long-term direction and the aligned growth and performance of its operating companies.
Paul Aanes
Chief Financial Officer
Provides financial leadership, risk oversight, and the disciplined planning that supports organizational stability.
Kevin Littman
Chief Administrative Officer
Supports contract clarity, enterprise risk management, operational alignment, and consistent business practices.
John Gehling
Controller
Leads accurate financial reporting and the accounting systems that support confident decisions.
Wayne DeVoe
Safety Director
Guides consistent safety standards, field support, training, and continuous improvement across WRG companies.
Dennis Muggli
Fleet Manager
Leads the readiness, maintenance, and deployment of vehicles and heavy equipment across the organization.
Joe Ritter
Tool Manager
Coordinates the tools, logistics, and support required to keep self-performing teams productive.
Robin Peck
Career Development Coordinator
Advances structured learning, mentoring, certifications, and professional development across the team.
Corey Berggren
Information Technology Manager
Maintains the secure, reliable systems and field connectivity that support daily operations.
Sam Saillot
Director of Virtual Design & Construction
Leads model-based coordination, laser scanning, digital planning, and field-to-model workflows.
Sherri Leonard
Director of Collaborative Delivery
Supports CMAR, Progressive Design-Build, and Design-Build pursuits and projects through early alignment and integrated planning.
Clear Accountability. Deep Resources. Built to Deliver.
Water Resources Group strengthens specialized construction teams with the expertise, systems, and organizational capacity to deliver essential infrastructure and industrial facilities.
