Software for energy efficiency.

Proven SaaS applications for energy efficiency — and custom software built in about two weeks when nothing off-the-shelf fits. $5,000 to see it working before you commit.

Who we are

ESPLabs has built best-of-breed software for energy efficiency people like you since 2008. Three disciplines, one team: software product development, business process automation, and deep EE domain expertise.

More about ESPLabs →

A few of our long-time customers

National Grid SMUD LADWP Seattle City Light
Two ways to work with us

Buy what's proven. Build what isn't — $5,000 to see your prototype working in 2 weeks.

Path 1 — buy a product
Our Products

Three SaaS products for the most common energy-efficiency program problems.

ESPCalcs®
ESPPortfolios®
ESPProjects®
  • ESPCalcs — savings & incentive calculators without IT.
  • ESPPortfolios — hourly cost-effectiveness modeling.
  • ESPProjects — contractor & customer collaboration.
Explore Products
Path 2 — order a Quick Build
Quick Builds

When none of our products quite fits: you don't need to picture the software — describe the problem, and AI lets the same team turn it into a working prototype. $5,000 flat to see it working in 2 weeks.

Step 1 Understand FREE
Step 2 Prototype $5,000
Step 3 Refine
Step 4 Deliver
  • 30-min call to understand the problem (free).
  • Working prototype that becomes a written production spec — yours to keep ($5,000).
  • Production build + license on the ESPLabs Platform — hosted and SOC 2, nothing for your IT to build or maintain.
See Quick Builds

Both offerings are hosted and SOC 2 Type II compliant — nothing for your IT team to build or maintain.

What Our Customers Are Saying

“ESPCalcs are so easy to use we no longer need a consulting company to update our calculators.”
“ESPProjects allowed us to bring our C&I programs in house reducing costs to run our programs.”
“ESPPortfolios’ hourly analysis helped us improve the effectiveness of our entire portfolio.”
“ESPCalcs allowed us to make immediate changes to savings and rebate calcs without going through IT.”
“ESPProjects reduced the time it took to create and approve C&I projects – improving the customers experience and increase close rate.”

Schedule a Demo

Phone:
866.204.5171
Serving:
United States & Canada
©2026 by ESPLabs™ All Rights Reserved. SOC 2 Type II compliant