HUNT VALLEY, MD and VIRGINIA BEACH, VA, May 29, 2025 – Johnson, Mirmiran & Thompson (JMT) and Clark Nexsen have announced a merger that will bring the two firms together under a single, employee-owned structure. The combined organization will integrate capabilities across planning, design, architecture, engineering, and construction, expanding its reach in both domestic and international markets. The move is intended to consolidate expertise and resources, allowing the new entity to offer comprehensive services to public and private sector clients. The merger aims to streamline coordination and expand capacity for design and building projects.
As part of this merger, Clark Nexsen staff become part of JMT’s 100-percent employee-owned structure – with a commitment towards growth, innovation, and client success. The alignment reflects a cultural compatibility between the two firms. Both JMT and Clark Nexsen are listed in Engineering News-Record’s Top 500 Design Firms and maintain a focus on workplace practices and local community engagement.
“A shared corporate culture will be the foundation of this union’s success,” said JMT president Mike Blair, PE. “I’m excited about expanding JMT’s capabilities and developing new opportunities for everyone to succeed. I believe this will be a transformative next step for both firms.”
The merger will create a firm of more than 2,750 employees and strengthen architecture and engineering practices, particularly in the Mid-Atlantic and Southeast United States. Clark Nexsen will leverage its expertise in architecture and facilities engineering to enhance JMT’s capabilities. Its transportation team will also reinforce JMT’s presence in that sector. The merger strengthens the firm’s position in the education and federal sectors, where both have established experience.
“Combining with JMT is transformative for all of us,” said Clark Nexsen president Terri Hall, PE, LEED AP. “We will continue to build on more than a century of achievements, add new geographies and areas of expertise, and provide our employees with many new avenues for professional growth. This is truly an exciting time.”
“Two great companies are combining, and on behalf of both leadership teams, we are all excited to build relationships and trust among our combined staff as we expand our services,” said JMT chief operating officer Matt Natale, PE. “We believe this merger will create a greater whole, leveraging the strengths of both firms.”
Source: JMT
About JMT
Johnson, Mirmiran & Thompson (JMT) is a 100% employee-owned engineering and professional services firm headquartered in Hunt Valley, MD. Established in 1971, the company provides architecture, engineering, environmental, and technology solutions across the United States. JMT supports clients in the transportation, water resources, buildings and facilities, energy, and environmental sectors, serving both public and private entities. The firm manages infrastructure and building projects from planning and design through construction management and inspection. With a workforce of over 2,450 professionals, JMT reports annual revenues exceeding $400 million and operates multiple regional offices nationwide. The company is currently ranked #50 on the Engineering News-Record (ENR) Top 500 Design Firms list. Notable recent projects include the Hunts Point Access Improvements (Phase 1) in The Bronx, NY; the Claymont Regional Transportation Center in Claymont, DE; and restroom improvements at BWI Thurgood Marshall International Airport. JMT emphasizes technical delivery and integrated project execution.
About Clark Nexsen
Clark Nexsen is an architecture and engineering firm based in Virginia Beach, VA, with operations dating back to 1920. The firm provides integrated services in architecture, civil, structural, mechanical, and electrical engineering, as well as planning, interior design, and landscape architecture. It serves a client base in sectors including K–12 and higher education, government, commercial, infrastructure, industrial, science and technology, and transportation. With over 325 employees and nine offices across the southeastern United States, Clark Nexsen manages regionally anchored but nationally scoped projects. The firm generates an estimated annual revenue of over $90 million and is currently ranked #255 on the ENR Top 500 Design Firms list and #50 by Building Design+Construction. Recent notable projects include Fitts-Woolard Hall at NC State University, the Madera Cyber Innovation Center at the U.S. Air Force Academy, Ferguson Headquarters 3, and the planned Charlotte-Mecklenburg Main Library. The firm emphasizes technical coordination across disciplines and evidence-based design practices.