Top 9 OPEN Technologies Competitors & Alternatives in 2026

Updated on 9/24/2025

Find more companies/brands/products like OPEN Technologies. We've shortlisted leading alternatives and mapped their strengths, pricing, and go-to-market focus.

OPEN Technologies

Best for enterprises

Est. 2017 • 11-50 employees • Private

Vancouver-based climate-tech company that builds data and software tools to help governments, utilities, and property owners decarbonize buildings.

Competitors

#1

buildee

Best for mid-market companies
Est. 2016 • 2-10 employees • Private

buildee is a cloud-based energy-efficiency SaaS platform that aggregates building data for benchmarking, retrofit analysis, reporting, and portfolio planning to reduce costs and emissions.
#2

Carbonsight

Best for enterprises
Est. 2023 • 11-50 employees • Private

Carbonsight is a SaaS platform (by Autocase) that uses agentic AI to generate building-level retrofit recommendations, portfolio screening, ROI-driven measures, and on-demand energy modeling to accelerate decarbonization planning.
#3

Builtrix

Best for mid-market companies
Est. 2020 • 2-10 employees • Private

Builtrix is a Lisbon-based SaaS platform that automatically collects and analyzes electricity, water, gas, and emissions data to help real estate, hospitality, and municipal clients identify energy savings and meet ESG reporting and compliance requirements.
#4

B3 Benchmarking

Best for enterprises
Est. 2001 • 1k+ employees • Public (NASDAQ:WLDN)

An online tool powered by Willdan that benchmarks, reports, and analyzes building energy, water, cost, and carbon data to identify efficiency opportunities and support disclosure requirements.

Starts at $200 / month

Has a free trial
#5

BOSSA

Best for enterprises
Est. 2011 • 2-10 employees • Private

The Building Occupants Survey System Australia (BOSSA) is a web-based post-occupancy survey and indoor environmental quality (IEQ) assessment tool developed by the University of Technology Sydney and the University of Sydney to measure office occupants’ satisfaction and support building performance benchmarking.
Featured

ChampSignal

Best for SMBs
Est. 2025 • 1 employee • Private

Get the insights your competitors don't want you to have. ChampSignal discovers, monitors, and analyzes your competitors. Like having a full-time competitive intelligence analyst.

Starts at $39 / month

Has a free trial

Generate My Report
#6

Gridium

Best for mid-market companies
Est. 2011 • 11-50 employees • Private

Gridium is an Energy-Management-as-a-Service platform that provides AI-powered analytics and services to help commercial real estate owners and operators reduce energy costs, streamline reporting, and deliver measurable savings.

Starts at $470 / per building (up to 75K sf) / month

Has a free trial
#7

Senseware

Best for enterprises
Est. 2014 • 11-50 employees • Private

Senseware (rebranded as Attune) is a U.S.-based provider of a unified IoT platform and UL‑certified sensors for real-time indoor air quality, energy, water, and asset monitoring.
#8

Enervee

Best for enterprises
Est. 2010 • 11-50 employees • Private

Enervee is a climate‑tech company that operates a score‑driven marketplace and financing platform to help consumers, utilities, and retailers buy energy‑efficient appliances.
#9

Verdanity

Best for mid-market companies
Est. 2024 • 2-10 employees • Private

Verdanity is a Philadelphia-based software studio that builds custom energy and sustainability data solutions and develops Viaduct, a platform for energy management, performance tracking, and compliance reporting.