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CES 2026 Innovation Awards
Make buildings
speak energy
We measure building energy, analyze it with AI, and drive carbon neutrality.
Family Corp.한국건설기술연구원 · 한국에너지기술연구원 · 한국전기연구원
Key Partner한국전력공사
Our Products
The complete energy technology suite
0106
Opti
AI diagnoses and optimizes your building energy
Query building energy data in natural language and receive real-time cost reduction strategies and investment simulation results. CES 2026 Innovation Awards winner.
Learn about OptiGreenPlanner
Design green retrofits through simulation
Simulate insulation, window, and HVAC upgrade effects in advance, and derive the optimal green retrofit scenario for your building.
Learn about GreenPlannerWatti
Read building energy on a 3D map
Integrate building, energy, environmental, and urban data on a 3D map, providing visual energy efficiency insights for every building.
Learn about WattiRE:park
Manage facilities with a single QR code
Citizens report issues via QR, managers handle assignments, and contractors submit completion reports — one smart system connecting all three parties.
Learn about RE:parkSolarScope
Analyze solar suitability just by entering an address
Assess solar installation feasibility for land and buildings. Evaluate regulations, setback distances, grid capacity, power generation, and profitability in one platform.
Learn about SolarScopePV Intelligence
Monitor solar power plants from a single platform
Collect field data via proprietary RTUs, delivering real-time monitoring through AI-powered operational analytics on one unified platform.
Learn about PV Intelligenceapp.ninewatt.com/opti
Opti
app.ninewatt.com/greenplanner
GreenPlanner
app.ninewatt.com/watti
Watti
app.ninewatt.com/repark
RE:park
app.ninewatt.com/solarscope
SolarScope
app.ninewatt.com/pv-intelligence
PV Intelligence
01
Opti
AI diagnoses and optimizes your building energy
Query building energy data in natural language and receive real-time cost reduction strategies and investment simulation results. CES 2026 Innovation Awards winner.
Learn about Optiapp.ninewatt.com/opti
02
GreenPlanner
Design green retrofits through simulation
Simulate insulation, window, and HVAC upgrade effects in advance, and derive the optimal green retrofit scenario for your building.
Learn about GreenPlannerapp.ninewatt.com/greenplanner
03
Watti
Read building energy on a 3D map
Integrate building, energy, environmental, and urban data on a 3D map, providing visual energy efficiency insights for every building.
Learn about Wattiapp.ninewatt.com/watti
04
RE:park
Manage facilities with a single QR code
Citizens report issues via QR, managers handle assignments, and contractors submit completion reports — one smart system connecting all three parties.
Learn about RE:parkapp.ninewatt.com/repark
05
SolarScope
Analyze solar suitability just by entering an address
Assess solar installation feasibility for land and buildings. Evaluate regulations, setback distances, grid capacity, power generation, and profitability in one platform.
Learn about SolarScopeapp.ninewatt.com/solarscope
06
PV Intelligence
Monitor solar power plants from a single platform
Collect field data via proprietary RTUs, delivering real-time monitoring through AI-powered operational analytics on one unified platform.
Learn about PV Intelligenceapp.ninewatt.com/pv-intelligence
Trusted by industry leaders
30+
Employees
60+
Projects
96.81%
Revenue Growth
36
Patents
15 GWh+
Annual energy savings
200+
AI-optimized buildings
30%
Average energy cost reduction
“After deploying Ninewatt's Opti, we reduced building energy costs by over 30% annually. AI-powered real-time monitoring significantly improved our operational efficiency.”
Public facility management director
Need an energy solution?
The Ninewatt team partners with you from energy diagnosis to execution.