
3Bears Technical Services
Hixson, TNExperts in Nuclear Operations and Waste Management Solutions
Service detail: Engineering and Project Management
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226 results
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Experts in Nuclear Operations and Waste Management Solutions
Service detail: Engineering and Project Management

Providing Quality Services for Over 30 Years
Project: Cumberland Levee Repair at Lake Texoma

Providing Safe Solutions.
Project: NASA Goddard Space Flight Center Safety and Mission Assurance Services (SMAS) III

Professional Project Management Group
Project: Harris County Emergency Corps Building Projects
Advanced Engineering and IT Services
Service detail: Industrial Production and Process Support

Precision Industrial Control and Automation Engineering
Service detail: Industrial Control Automation Engineering
Engineering and Environmental Consultants
Project: ATOKA Bioremediation Project

Data-Driven Solutions for Risk and Reliability
Project: ISO 27001 Certification Implementation

Engineering, Training & Technology Solutions since 2002
Service detail: Power Management & Data Acquisition

Engineering solutions for unmanned and embedded systems
Service detail: Unmanned Systems Engineering

We build solutions.
Project: Georgia Border Surveillance Program

Advantus Engineers is a Pittsburgh-based engineering consulting practice founded in 2004, specializing in building commissioning, sustainability consulting, MEP assessments, construction quality assurance, and environmental compliance. It serves public, institutional, and commercial clients across the Pittsburgh region. Over more than two decades, the practice has supported LEED certifications, water quality programs, and on-call MEP engineering for clients including the Pittsburgh Water and Sewer Authority and the David L. Lawrence Convention Center.
Project: Western Butler County Authority Administration Building
Expert Counter-UAS Consulting Services
Service detail: Threat Assessment & Risk Analysis
Strength in design. Safety in flight.
Service detail: Aerospace Structural Engineering
Key to reliable engineering, business and software solutions
Service detail: Infrastructure and Engineering

Innovative Lean Engineering
Service detail: Engineering Services

Innovative Power Solutions
Service detail: Power Systems Engineering

Advanced engineering, mission assurance, and technology solutions
Project: Spacecraft Reaction Control Ignition System

Partnering to Build & Protect What Matters Most
Project: ADOT I-10 Tucson Reconstruction
American Aerospace Engineering LLC (AAE) is an aerospace engineering and aircraft development practice founded in 2008 and based in Dallesport, Washington. It specializes in the research, design, development, prototyping, and regulatory certification of fixed-wing Vertical Take-Off and Landing (VTOL) aircraft. The practice holds multiple patents for VTOL key technologies, offering scalable designs ranging from 55 lbs to over 20,000 lbs gross weight for multi-mission commercial and military operations. It also provides aerospace engineering consulting, FAA flight test certification management, and specialized flight test engineering training courses.
Project: Eversor VTOL Aircraft Development
From the Waterfront to Operational Edge
Service detail: Direct Operations Support

Apex EHS is an environmental, health, and safety (EHS) consulting and compliance firm incorporated in 2005 and serving businesses across the southeastern United States and 15-plus states. With over 50 years of combined EHS experience on staff, Apex EHS helps clients meet OSHA, EPA, and other regulatory standards through monthly inspections, risk assessments, drone inspections, and environmental project reviews. Apex EHS also provides a digital platform for managing EHS inspections, documents, reports, and training.
Service detail: Environmental Compliance

Steering The Rail Industry To A Digital And Sustainable Future
Service detail: Rail Signaling and Train Control Systems

Providing unique multi-disciplinary engineering solutions
Project: Post-Fukushima Safe Shutdown and Restart Support