Net Energy Optimizer





Provide an innovative building energy analysis tool-set which enables objective, analysis-based decision making.


Our team has decades of experience in building energy analysis, consulting and software development; working for world-class clients, including governments, utilities, manufacturers, property owners, architects, engineers, and contractors.


  • Expertise in analyzing, designing and installing energy efficiency projects for over 100 utilities and 230,000 customers nationwide means we understand the entire life cycle of a building
  • We’ve codified our expertise into NEO, meaning you don’t need years of energy modeling experience to put together a detailed energy analysis… that you can use to help your team or your clients make decisions.

Our NEO team is a part of Wildan Group, Inc. Willdan developed NEO out of an industry need for a fast, validated energy modeling tool. Willdan uses NEO today on energy efficiency projects nationwide, including 10% of the entire new construction market.

NEO is supported and developed by a team of architects, engineers and software developers. We’re all energy geeks with a passion for helping people save energy, carbon and cash. Wanna join the fun? Click here to inquire.


NEO Partners with Green Building Certification Inc. (GBCI)

We are very excited to share that NEO is partnering with the Green Business Certification Inc. (GBCI), the global certification body for the LEED green building program, to make energy modeling more accessible, more accurate, and more affordable for building projects...

AHR Expo 2021 Innovation Awards Winner

The AHR Expo (International Air-Conditioning, Heating, Refrigerating Exposition) announces the winners of the 2021 AHR Expo Innovation Awards in 10 industry categories. Show Management, co-sponsors ASHRAE and AHRI, and the Innovation Awards panel of judges wish to...

What Is the Value of Energy Modeling in the Decision Making Process?

Powerful in Its Simplicity - NEO Makes It Easy to Maximize a Buildings Performance 1. Everyone wants to save money. High performance buildings are good for the environment, but the upfront costs often cause sticker shock. It’s hard to visualize how equipment choices...

Energy Efficiency Life Hack

4 Steps To Perform A Virtual Assessment Properly operating and maintaining a building can be a difficult task and, for many facilities, utility costs are the largest operating expense. Numerous equipment and operational factors contribute to a building’s ability to...