معلومــة

Poised for continued growth, leadership reflects firm’s unwavering commitment to serve clients and the community ST. LOUIS, Mo. — Tarlton, one of St. Louis’ largest general contracting and construction management firms, announces the promotion of Sondra Rotty, LEED AP BD+C, to president as elected by the company’s board of directors. In this new role, she also will retain her current position as chief operating officer. The leadership transition is the result of several years of preparation and reflects the company’s commitment to continuity, stewardship and disciplined growth. “Sondra is a proven leader who shares our deep commitment to client service, quality and the City of St. Louis,” said Tracy Hart, who will assume the role of executive chairman and chief executive officer. Hart, along with her brother and business partner Dirk Elsperman, executive vice president and chief administrative officer, have served as Tarlton’s leaders since 1999. Rotty joined Tarlton in 2005 as a p...

By Luke Carothers  The built environment is movement.  Steel rises.  Concrete cures.  Sits transform day by day.  Yet, for much of the AEC industry’s history, those transformations have been documented through static photos, written reports, and milestone presentations that struggle to capture the real energy of what is happening on a job site.  Drone video is changing that.  The 2025 Marketing Excellence Awards Drone Video category highlights how AEC firms are using aerial storytelling to show projects in motion.  Instead of explaining progress, firms are now about to show it, which reveals scale, complexity, and momentum in ways that resonate with clients, communities, and future talent.  This year’s top three campaigns from Gilbert Architects, McKim & Creed, and Baxter & Woodman, demonstrate that drone technology is more than a cinematic tool.  It is becoming a powerful way to communicate expertise, document...

IRVINE, Calif. — Ware Malcomb, an award-winning international design firm, today announced a series of leadership updates in their Southern California region.  Sergio Valentini  has been promoted to Regional Vice President. A licensed architect, he joined Ware Malcomb in 2019, successfully taking over the leadership of the firm’s Los Angeles office. In 2023, he was promoted to Regional Principal, overseeing Los Angeles, Irvine and the Inland Empire offices. In his new role, Valentini’s responsibilities expand to include the San Diego office, and he will continue to provide strategic leadership across the SoCal region while contributing at a firmwide level. Involved in the industry since 2003, Valentini’s experience includes a wide variety of international and domestic projects including commercial, multifamily, entertainment, retail, industrial and aviation. He received Master of Architecture degrees from Politecnico di Bari university in Bari, Italy. He is active in t...

New York, N.Y — COWI North America has received two significant project awards from the ACEC California, an engineering association recognizing excellence in both public and private works infrastructure. The honors reflect the firm’s continued focus on delivering innovative, resilient, and community-focused transportation solutions across the United States.  One award recognizes the Iron Horse Trail Overcrossing at Bollinger Canyon Road in San Ramon, California. Commissioned by the Contra Costa Transportation Authority, the pedestrian and cyclist bridge provides a safe crossing over one of the city’s busiest arterial corridors while ensuring uninterrupted connectivity along the heavily used Iron Horse Trail.  Serving as Prime Consultant and Engineer of Record, COWI led design, engineering, and construction-phase support for the project. The completed structure is a 340-foot, six-span cable-stayed bridge featuring a central V-shaped steel pylon, architecturally integrated li...

St.Louis, Mo. — KAI provided MEPFP engineering and sustainability consulting on the recently completed $210 million expansion and renovation of the Cervantes Convention Center at America’s Center in downtown St. Louis. The AC Next Gen project, jointly funded by the City of St. Louis and Explore St. Louis, was completed in November 2024 with the goal of modernizing and enlarging the America’s Center Convention Complex to attract major conventions and events to the region. This was the first expansion of the Convention Center since the early 1990s. The America’s Center complex is situated next to the Dome at America’s Center, former home of the NFL’s St. Louis Rams and current home of the UFL’s St. Louis BattleHawks. Originally opened in 1977 as the Cervantes Convention Center, the facility is named after former St. Louis City Mayor Alfonso J. Cervantes and is bordered by Washington Avenue and Cole Street. Recent upgrades significantly enhance the facility’s functionality and capacity...

Grand Prairie, Texas — The Trinity River Authority’s (TRA) Central Regional Wastewater System (CRWS) Junction Box 1020J Replacement and Improvement Project received the Sewer Project of the Year award at the 2025 Underground Infrastructure Conference. This accolade recognizes projects that demonstrate innovation, complexity and lasting impact on critical underground infrastructure systems.  Designed and managed by Lockwood, Andrews & Newnam, Inc. (LAN), the project addressed the failure of a major reinforced concrete junction structure serving TRA’s wastewater conveyance system in Grand Prairie, Texas. The structure, located at the head of the Jefferson Avenue Relief Tunnel, conveys approximately 68 million gallons per day to the TRA Central Regional Wastewater Treatment Plant, making reliability essential to regional operations.  To restore long-term system performance, the project realigned and consolidated multiple large-diameter interceptors and replaced the deterio...

MKA’s newly promoted senior staff for 2026 are poised to lead a new era of engineering innovation.  TO SENIOR PRINCIPAL Kevin Aswegan, PE, SE  Kevin will also join MKA’s Board of Directors as its newest and youngest member. TO PRINCIPAL James Mahoney, PE, SE, LEED APJosh Mouras, PE, SE To see MKA’s full formal announcement, visit: Announcing Our Principal Promotions for 2026 source https://zweiglist.com/mka-announces-2026-principal-promotions/