Home Hero Header
Section - Typical Content
We are an energy transition accelerator™
Legence is North America's leading integrated provider of energy efficiency and sustainability solutions across the entire building lifecycle. We improve the performance of buildings, making the spaces that shape our lives healthier and more sustainable.
Section - Industries
our industries
With over a century of experience, we have the expertise to implement high performing projects with unmatched outcomes, serving industry leaders in mission-critical and other essential sectors.
Section - Solutions
our solutions
Uniquely equipped for any challenge.
We specialize in helping clients decrease operating costs, reduce carbon emissions, and enhance occupant well-being and productivity. From advisory services and design to construction and ongoing maintenance, we offer a comprehensive suite of stackable solutions across the entire building lifecycle.
our Process
Section - News
Explore our
latest thinking.
view all news
Explore our
latest thinking.
Section - Case Studies Slider
Evergrow
read case study
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STAG Industrial
PA, NJ, IL, MN, MD, MA, CT
read case study
Iron Mountain
NJ
read case study
Kilroy Realty Corporation
read case study
LBA Realty
MD
read case study
Section - CTA Careers
Join Our Team
Interested in working at Black Bear Energy?
We are looking for creative and energetic professionals that are passionate about sustainability, real estate, using data and analytics to drive results, and making a difference. Find out if we have any current openings.
Layout - Footer
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Section - Common Hero Header
About Us
Section - Leadership Quote
Leadership
United as Legence, we are a formidable force for large-scale positive impact. We are a team of 5,000+ experienced energy efficiency engineers, sustainability experts, construction managers, and craftspeople with broad industry knowledge and technical expertise. We envision a future where energy-efficient, healthy, and sustainable buildings are the norm, not the exception.
Section - Leadership
Section - Services
Analytics and Visualization
Analytics and Visualization
Carbon Compliance
Carbon Compliance
Customized Support
Customized Support
Data Collection
Data Collection
Data Quality and Management
Data Quality and Management
Decision-Making
Decision-Making
Energy Compliance
Energy Compliance
Maintenance Support
Maintenance Support
Operational Guidance
Operational Guidance
Partnership Support
Partnership Support
Program Development
Program Development
Report Development
Report Development
Risk Analysis
Risk Analysis
Risk Assessment
Risk Assessment
Risk Communication
Risk Communication
Stakeholder Communication
Stakeholder Communication
Stakeholder Engagement
Stakeholder Engagement
Stakeholder Reports
Stakeholder Reports
Strategy Development
Strategy Development
Technology Implementation
Technology Implementation
Thought Leadership
Thought Leadership
Utility Data Integration
Utility Data Integration
Water Compliance
Water Compliance
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Section - Case Studies List
Multi Family
Evergrow
Read about Evergrow and Black Bear's historic tax credit transfer for a client.
Industrial
STAG Industrial
PA, NJ, IL, MN, MD, MA, CT
Find out how STAG became a leader in solar.
Data Centers
Iron Mountain
NJ
Learn how we helped Iron Mountain deploy 7.2 MW of rooftop solar in NJ
Office
Kilroy Realty Corporation
Find out how we helped Kilroy Realty Corporation deploy solar and storage projecs in CA.
Office
LBA Realty
MD
Learn more about LBA Realty and Black Bear's projects together.
USAA
NJ
Find out how we helped USAA contract 2.4 MW of onsite, rooftop solar in New Jersey
Section - Careers List
Explore career
opportunities.
view open positions
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Section - Stats
legence impact
Since 1914, our teams have delivered results at the intersection of engineering, technology, and sustainability.
ESG / SQ FT
5.5
B+
As a sustainability consulting advisor, Legence is maximizing the efficiency of more than 5.5 billion square feet across 22,000+ buildings.
ESG / SQ FT
5.5
B+
As a sustainability consulting advisor, Legence is maximizing the efficiency of more than 5.5 billion square feet across 22,000+ buildings.
ESG / SQ FT
5.5
B+
As a sustainability consulting advisor, Legence is maximizing the efficiency of more than 5.5 billion square feet across 22,000+ buildings.
ESG / SQ FT
5.5
B+
As a sustainability consulting advisor, Legence is maximizing the efficiency of more than 5.5 billion square feet across 22,000+ buildings.
Section - Customer Logos
Energy Transition Accelerator™
As an Energy Transition Accelerator™, Legence transforms buildings to pave the way for a sustainable future—faster. Our long track record of success has earned the trust of some of the world's most influential organizations.
Section - Related News
Latest News
Recent news.
Press Release
4.14.25
GS Power Partners Announces Commercial Operations at Dorsey Run Solar in Central Maryland
Read More
Press Release
4.7.25
Coast Energy, High Street Residential, Principal Asset Management, and Black Bear Energy Celebrate Solar Milestone at Vivo on Harbor with Ribbon Cutting Ceremony in San Pedro
Read More
Press Release
3.12.25
Washington D.C.’s Largest Rooftop Community Solar Project Reaches Completion
Read More
Section - Insights
insights
Section - Values
our character
We are a value-driven partner
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
We are Collaborators
The Legence family of brands solves complex problems by working together as coworkers, clients, and partners.
Section - Career Tabs
Working at Legence
Investing in your future with us.
GO FAR. HAVE FUN DOING IT.
Ask members of our team what keeps them excited to come to work each day, and the answer is clear: our people and our culture. We hire exceptional talent and provide them with opportunities to grow personally and professionally.
BRING WHAT MAKES YOU, YOU.
We’re proud to cultivate a diverse, multifaceted workplace, and believe the meeting of many different minds makes for great things. If you’re passionate about your work, collaborative in spirit, and naturally curious, there’s a place here for you.
WRITE YOUR NEXT CHAPTER.
An expert team and a broad range of clients and specializations make Legence an ideal place to expand your skills and craftsmanship, broaden your horizons, and grow as a professional. Many of our team members today have built their careers at Legence, climbing ranks from entry-level to senior leadership.