Our Services
Comprehensive sustainability solutions tailored to meet your building's environmental goals and performance requirements.
Comprehensive Building Sustainability Services
At TSI Environmental, we offer a comprehensive suite of building sustainability services designed to enhance performance, reduce environmental impact, and create healthier spaces for occupants. Our integrated approach ensures that each solution is tailored to meet the specific needs and goals of your project.
Our team of professionals brings expertise across all aspects of the built environment. Whether you're seeking to achieve a specific green building certification, comply with energy regulations, or enhance indoor environmental quality, TSI has the capabilities to help you succeed.
We pride ourselves on our data-driven approach, technical excellence, and commitment to delivering measurable results that benefit both our clients and the environment.

Our Service Offerings
Explore our range of sustainability services designed to meet your specific building performance goals and regulatory requirements.
Sustainability Project Management and Support
Achieve certification efficiently, minimizing the administrative burden. We manage the intricacies of the process, ensuring accuracy and providing tailored support through every stage:
Documentation: Expert assistance with gathering, preparing, and verifying complex credit documentation.
Technical Credit Assistance: Technical assistance with completing specific energy, water, and indoor air quality credits.
Submission & Review: Management of GBCI submissions and navigating the review process for success.
ENERGY STAR
We provide end-to-end support for ENERGY STAR Benchmarking/Certification:
Energy Performance Benchmarking: Accurate setup and management of your building's profile in EPA Portfolio Manager.
Certification Assistance: Guiding you through the application process, including data verification by a Licensed Professional.
Efficiency Improvement Strategies: Analyzing your benchmarking results to provide targeted recommendations.
BPS
We provide support to help you meet Building Performance Standards compliance requirements:
BPS Compliance: Meeting Building Performance Standards requires careful planning and execution.
Regulatory Analysis: Clearly interpreting local BPS regulations, targets, and deadlines.
Performance Assessment: Benchmarking your building's energy use against mandated BPS targets.
Action Plan Development: Creating detailed, cost-effective performance improvement plans.
Health & Wellness Project Management and Support
Achieve WELL & FITWEL certification and create demonstrably healthier environments with our specialized consulting services:
Strategic Assessment: Analyzing your project against WELL & FITWEL scorecards.
Implementation Guidance: Advising on specific design elements and operational policies.
Documentation & Submission: Managing documentation and navigating the certification submission process.
Indoor Air & Water Quality Assessment
We provide in-depth assessments to diagnose and improve your building's indoor air quality:
Targeted Air Contaminant Testing: Testing for VOCs, particulate matter, CO2, humidity, temperature, and mold indicators.
Ventilation System Evaluation: Assessing airflow, air exchange rates, and filtration efficiency.
ASHRAE 188 Risk Assessments: Compliance with water management for Legionnaire's disease prevention.
Reactive Facade Inspection
We investigate your building envelope using specialized methods to:
Identify Energy Loss: Pinpoint thermal bridges and insulation gaps using infrared thermography.
Detect Hidden Moisture: Locate potential water intrusion pathways non-destructively.
Assess Air Leakage: Quantify air infiltration rates through controlled testing.
Recommend Improvements: Deliver comprehensive reports with prioritized strategies.
Reactive Air & Water Quality Assessment
Reactive services designed to identify and resolve indoor environmental concerns in a rapid and customer-centric manner. Services include HVAC inspections, Legionella testing, mold and moisture inspections, post-flood inspections, mold clearance inspections, post-remediation inspections, and focused air quality inspections.
Commercial Radon Testing
A certified radon professional provides comprehensive testing services to ensure safe indoor air quality in commercial office buildings. Testing entails placement of EPA-approved radon detection devices in key areas, such as basements and ground-level spaces. After the testing period, the professional analyzes results against EPA guidelines.
WELL Performance Verification Testing
WELL Performance Verification Testing is a specialized service conducted by an accredited WELL Performance Testing Agent to confirm that a building meets the WELL Building Standard requirements for air, water, light, sound, and thermal comfort.
The testing process involves on-site measurements and data collection using calibrated instruments to assess various environmental parameters.
Testing covers critical parameters such as indoor air quality (including particulate matter, VOCs, and CO₂), water quality, acoustic performance, and lighting levels. Upon completion, results are submitted to the International WELL Building Institute (IWBI) for review, supporting certification and demonstrating a commitment to occupant health and wellness.
Our Service Process
We follow a customer-centric structured and pragmatic approach to ensure consistent quality and successful outcomes for every sustainability project.
Assessment
We perform thorough assessments of your building's current performance, sustainability goals, and regulatory requirements to develop tailored solutions.
Strategy Development
We create comprehensive strategies with clear objectives, timelines, and implementation plans to achieve your environmental performance goals.
Implementation
Our expert team can guide the remediation or implementation process, providing technical support, documentation, and coordination with all stakeholders.
Verification & Ongoing Support
We verify results and provide ongoing support to maintain and improve your building's sustainability performance over time.
Industries We Serve
Our sustainability expertise spans across multiple sectors, allowing us to deliver specialized solutions for diverse building types and operational requirements.
Commercial
Office buildings, retail centers, and mixed-use developments
Multifamily
Apartment buildings, condominiums, and residential complexes
Healthcare
Hospitals, medical offices, and specialized care facilities
Education
K-12 schools, universities, and research facilities
Industrial
Manufacturing plants, warehouses, and distribution centers
Hospitality
Hotels, resorts, and entertainment venues
Service Area
Providing comprehensive sustainability consulting services to commercial properties, government buildings, healthcare facilities, and educational institutions across the Mid-Atlantic and Northeast regions, with project work extending nationwide.
Primary Service Areas
Loading map...
TSI Environmental exists to be the leading independent and compassionate authority on environmental solutions for the commercial real estate community.