
3Bears Technical Services
Hixson, TNExperts in Nuclear Operations and Waste Management Solutions
Service detail: Engineering and Project Management
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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
Leaders in professional engineering for over 40 years
Project: Passamaquoddy Water Treatment Plant

Trusted Engineering and Integration Since 1977
Service detail: Process Control and SCADA Systems
Global Airborne Mission Solutions
Service detail: ISR Operations

Your trusted partner for municipal engineering.
Project: Upper Uwchlan Township Municipal Authority Administrator

Build On Our Experience
Project: KSU Grain Science Project

Precision Industrial Control and Automation Engineering
Service detail: Industrial Control Automation Engineering

Staffing - Construction - Remediation
Service detail: Project Staffing

Changing the World Since 1977
Service detail: Front-End Engineering & Design (FEED)

Many Disciplines One Team
Project: Haven Hollow Park Improvements

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

Biofuels and biochemical industry consultants
Service detail: Commercial Bio-Based Process Engineering
Empowering Your Automation Projects
Service detail: Controls and Automation

Civil, environmental, and municipal engineering solutions
Service detail: Integrated Solid Waste Management

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
Energy efficiency engineering and clean energy design for the built environment
Project: Domestic Hot Water and Pool Heating Systems Replacement Design
A leader in the field of air quality for over 40 years.
Project: National Park Service Air Quality Conditions & Trends Website
Integrated Facility Maintenance Services
Service detail: Base Operations
Partner with Leaders in MEP Engineering
Project: Francis Tuttle - New Danforth Campus

Multidisciplined EPCM
Project: Bringing Ground-Breaking Water-from-Air Technology to Market
Making Bold Visions Work
Project: David Rockefeller Creative Arts Center

Leading the global energy transition as a full-service energy partner
Service detail: Energy Efficiency
Fresh ideas from dedicated water and wastewater experts.
Service detail: Wastewater Engineering