Professional engineering, environmental solutions, and construction management services for airport expansions, renovations, and remediation projects. A1 has completed projects at major airports including Raleigh/Durham International Airport, Philadelphia International Airport, National Airport in Washington DC, Dulles International Airport, Baltimore-Washington International Airport, and Hickory Regional Airport. Services encompass geotechnical investigations, civil engineering, structural evaluations, environmental assessments, and construction management for runway expansions, terminal facilities, and supporting infrastructure. The firm brings over 30 years of experience delivering quality professional services for aviation facilities across the United States.

Comprehensive engineering design and construction management for commercial and institutional building projects. Services include geotechnical investigations, civil and structural engineering, site planning, environmental assessments, and full construction phase support from design through closeout. A1 has delivered projects ranging from banquet and conference centers to professional office buildings, technology centers, and luxury resort complexes. The firm provides site logistics, geological analysis, structural inspections and designs, quality assurance, and construction engineering services for buildings of all types and scales.

Specialized geotechnical and structural engineering services for dam stability analysis, investigations, and design. A1 has completed dam projects including historic dam stability assessments, earth/rock fill dam investigations on fractured rock, dike disposal area investigations, and stability analysis for raising dikes. Projects have included Lake Roland Dam, Lake Mitchie Dam, Red Hill Dam, Kentland Dams, Pinopolis Dam for the U.S. Army Corps of Engineers, and Cecil County's 60-foot high earth/rock fill dam. Services encompass geological analysis, geophysical instrumentation and surveys, structural engineering inspections and designs, and expert testimony.

Professional engineering and construction management services for military installations, bases, and defense facilities. A1 has extensive experience working with the U.S. Army Corps of Engineers across multiple districts including Savannah, Fort Bragg, Wilmington, Norfolk, Baltimore, Omaha, and Philadelphia. Projects include the Pentagon renovations after 9/11 (construction budget over $10 billion), Marine Corps Air Station Camp Lejeune, Fort Meade facilities, and Quantico installations. Services encompass geotechnical investigations, environmental assessments, construction management, quality assurance, and special inspections for defense and homeland security projects nationwide.

Engineering design, environmental solutions, and construction management for K-12 schools, community colleges, and higher education facilities. A1 has completed multiple projects for Wake County Public School System, Durham Public Schools, Baltimore County Public School System, and Washington DC Schools, as well as community colleges and universities. Higher education projects include Wake Tech Community College, Guilford County Technical College, University of Maryland facilities, Towson State University, East Carolina University's Mendenhall Student Union Center and Ladonia Cultural Center, and UNC Chapel Hill facilities. Services include geotechnical investigations, structural evaluations, environmental remediation (including AHERA inspections for asbestos compliance), construction management, and quality assurance for educational facilities of all types.

Environmental Site Assessment Phase I, II, & III. Risk assessments, Corrective action designs, Regulatory coordination & compliance, Wetlands identification and delineation, Endangered species surveys, Brownfield sites surveys and investigations, Environmental Permitting & Audits, Forensic experts, Site cleanup and close-outs. Remediation administration for air quality, mold, asbestos, lead-based paint, PCB, mercury, methane gas, solid waste, landfills, contaminated soil, groundwater, storage tanks (AST & UST), Hazardous Toxic Waste materials handling, Final Clean Site Certification, and Forensic experts. A1 has completed environmental projects at Superfund sites, Brownfield sites, and contaminated properties nationwide.

Professional engineering and construction management services for federal government facilities and infrastructure projects. A1 has worked with numerous federal agencies including the U.S. Army Corps of Engineers, Federal Highway Administration, and various federal departments on projects ranging from office buildings to specialized facilities. Services include geotechnical investigations, civil and structural engineering, environmental assessments, construction management, quality assurance, and construction engineering & inspections. The firm has completed thousands of projects for federal clients with a proven track record of no legal claims and no safety violations over 30+ years.

Engineering design, environmental solutions, and construction management for medical and healthcare facilities. A1 has completed projects including the Imaging Research and Lab Building for UNC Hospitals (approximately $260 million budget), Mary Ellen Jones Hall at UNC-CH renovation and upfit 11-storied R&D and lab building ($90 million), Blood and Cancer Center in Youngstown, Ohio, and Professional Medical Building with Drive-through Pharmacy. Additional projects include Veteran Affairs Hospital improvements, Purdue Pharmaceuticals facility, and Blue Ridge Healthcare Centers. Services encompass geotechnical investigations, structural evaluations, environmental assessments, construction management, and quality assurance for hospitals, medical centers, research facilities, and pharmaceutical plants.

Civil and geotechnical engineering services for transportation infrastructure including highways, bridges, culverts, and tunnels. A1 has completed projects for the Federal Highway Administration (Baltimore-Washington Parkway Pavement Rehab), Central Artery Tunnel in Boston (budget over $13 billion), and Virginia Department of Transportation projects on I-95, I-66, I-81, and numerous state routes. Services include geotechnical investigations and engineering, geological analysis, civil engineering, structural engineering inspections and designs, construction management, quality control materials testing, and construction engineering & inspections. The firm provides comprehensive support from design through construction for transportation infrastructure projects nationwide.

Engineering design and construction management services for multifamily housing and group housing developments. A1 has completed projects including Alta Crest Apartment Complexes in Raleigh, Morrisville, and Durham, North Carolina, Brisben Developments, Village of Cornwallis, and Group Housing units in Baltimore, Maryland. Services include geotechnical investigations, site planning, civil engineering, structural evaluations, environmental assessments, and construction management. The firm provides comprehensive support from site logistics and geological analysis through construction phase services including quality assurance and project closeout for residential development projects.

Professional engineering and environmental services for industrial plants and facilities. A1 has completed projects at Fiber Industries in Fayetteville, NC, Glaxo Smith Kline Industrial Plant preliminary evaluation in Zebulon, NC, and various other industrial facilities requiring specialized engineering and environmental expertise. Services include geotechnical investigations, structural evaluations, environmental site assessments, remediation administration, construction management, and quality assurance. The firm provides comprehensive support for industrial plant design, construction, and environmental compliance including hazardous materials handling and site cleanup.

Civil engineering and construction management for public utilities and infrastructure systems. Services include site work and utilities, storm water drainage systems, erosion control permits, geotechnical investigations, and construction engineering & inspections for infrastructure projects. A1 has completed infrastructure projects for cities including Baltimore (22 projects covering roads, water and wastewater plants, dams, and schools) and Washington DC (4 projects covering roads, wastewater plants, and schools). The firm provides comprehensive engineering support for public utilities, parking structures and pavements, and other critical infrastructure systems.

Specialized environmental engineering services for landfills and Superfund sites. A1 has completed projects including Carolina Transformer Superfund Project in Fayetteville, NC, Oaks Sanitary Superfund site in Montgomery County, MD, Kellogg-Deering Superfund site in Norwalk, Connecticut, City of Durham Landfill expansion and closure projects, and numerous other landfill and Superfund sites. Services include Environmental Site Assessment Phase I, II, & III, risk assessments, corrective action designs, regulatory coordination & compliance, site cleanup and close-outs, remediation administration for contaminated soil, groundwater, hazardous toxic waste materials handling, and Final Clean Site Certification. Projects have included landfills, open burning/open detonation explosive sites, leachate lagoon facilities, and complex environmental remediation sites nationwide.

Engineering design and construction management services for municipal governments and local authorities. A1 has completed projects for cities including Baltimore, Washington DC, Durham, and numerous other municipalities across Federal, State, and Local Government levels. Services encompass geotechnical investigations, civil engineering, structural evaluations, environmental assessments, construction management, and quality assurance for municipal facilities and infrastructure. The firm provides assistance to Local Governments in obtaining Federal and State funding (LGA projects) and delivers comprehensive support from design through project closeout for municipal works, public utilities, and government facilities.

Engineering design and construction management for parks, recreational facilities, sports complexes, and athletic facilities. A1 has completed projects including parks and greenways, sports complexes, and athletic facilities for public and private sector clients. Services include geotechnical investigations, civil engineering, site planning, structural evaluations, environmental assessments, and construction management. The firm provides comprehensive support from design through construction for recreational facilities, trails, and sports venues, ensuring quality delivery and compliance with all applicable codes and specifications.

Professional engineering and construction management services for correctional facilities, youth development centers, and camps. A1 has completed projects for prisons and correctional facilities for federal, state, and local government clients. Services include geotechnical investigations, civil and structural engineering, environmental assessments, construction management, quality assurance, and construction engineering & inspections. The firm provides comprehensive support from design through construction for secure facilities, ensuring compliance with all safety, security, and regulatory requirements.

Engineering design and construction management for transit systems including bus and rail facilities. A1 has completed projects for rail and metro systems, transit authorities, and transportation facilities across the United States. Services include geotechnical investigations, civil engineering, structural evaluations, environmental assessments, and construction management for transit infrastructure. The firm provides comprehensive support from design through construction for transit facilities, stations, maintenance facilities, and supporting infrastructure for public transportation systems.

Civil and environmental engineering services for water resources, dams, water treatment plants, and wastewater treatment plants. A1 has completed projects including water and wastewater treatment plants for cities including Baltimore and Washington DC, as well as water resources and dam projects nationwide. Services include geotechnical investigations, geological analysis, civil engineering, structural evaluations, environmental assessments, and construction management. The firm provides comprehensive support for municipal water authorities, water treatment facilities, wastewater treatment plants, and water resource infrastructure from design through construction and closeout.

Civil engineering, site work and utilities, storm water drainage systems, erosion control permits, and site planning services. Delivers comprehensive site development and infrastructure design support.

Pay requests, change orders and claim resolution, assistance to Local Governments in obtaining Federal and State funding (LGA projects), as-built/record drawings, punch-list, and project close-out. Provides administrative and financial management support throughout construction execution.

Engineering support to Design-build and CM-at-Risk projects, project management, construction management, project engineering, and submittals' reviews and coordination. Delivers comprehensive construction oversight and coordination. Case study evidence includes RDU Airport Terminal 2 Expansions, working with O'Brien Atkins & Associates and 20+ team members on North and South side expansions.

Disaster recovery monitoring and oversight services. Delivers post-event assessment and recovery coordination support.

Subsurface investigation and sampling services for geotechnical and environmental projects. Delivers field-based data collection and analysis to support site characterization and engineering assessments.

Risk assessments, corrective action designs, regulatory coordination and compliance, and environmental permitting and audits. Provides remediation strategy and regulatory compliance support for contaminated sites.

Site cleanup and close-outs, remediation administration for air quality, mold, asbestos, lead-based paint, PCB, mercury, methane gas, solid waste, landfills, contaminated soil, groundwater, storage tanks (AST & UST), and hazardous toxic waste materials handling with final clean site certification. Delivers end-to-end remediation oversight and regulatory closure support.

Environmental Site Assessment Phase I, II, & III, wetlands identification and delineation, endangered species surveys, and brownfield sites surveys and investigations. Delivers comprehensive environmental characterization and compliance support. Case study evidence includes environmental investigation of the Dillon Industrial complex property in Downtown Raleigh for a 100+ year-old property, and Guilford County School System 2022 ($1.7 Billion) Bond Program environmental and wetlands surveys with HAZMAT testing and remediations.

Forensic engineering analysis and expert testimony services for legal proceedings. Delivers technical analysis and expert witness support for construction and engineering disputes.

Geophysical instrumentation and surveys for subsurface investigation and analysis. Provides advanced subsurface characterization using geophysical methods to support engineering and environmental assessments.

Subsurface soils and rock survey and investigation services for foundation analysis and design recommendations across roadways, buildings, foundations, tunnels, bridges, culverts, dams, pavements, and infrastructure projects. Provides comprehensive subsurface characterization to support engineering design and construction planning.

Owner's representation services for project oversight and management. Delivers independent owner advocacy and project control throughout capital project delivery.

Project close-out documentation, as-built/record drawings, and warranty inspections. Delivers final project documentation and transition to operations.

Quantity takeoff, cost estimating, and project budgeting services. Delivers detailed cost analysis and budget planning support for capital projects.

Site cleanup management and coordination services. Provides project-level cleanup oversight and coordination.

Structural engineering inspections and designs including condition surveys, evaluation, and analysis for rehabilitation and redesign of existing facilities. Provides assessment and design solutions for structural integrity and performance.

Post-construction warranty inspections and evaluations. Provides post-delivery quality verification and defect identification.