Funding · Climate, Energy & Sustainability

Arkahub raises $2M seed for rooftop solar

By Startup Enthusiast · 20 January 2026

What they do

Arkahub is a Bengaluru-based startup that provides full-stack home energy solutions, starting with rooftop solar for homes

It raised $2M in seed funding led by Kae Capital, with participation from Sparrow Capital and Antler

The company aims to build a unified home energy ecosystem that generates, stores, and manages power through a single interface

Arkahub raised $2M in seed funding.
The round was led by Kae Capital.
Sparrow Capital and Antler also participated.
The company is a Bengaluru-based full-stack home energy startup.
Its flagship offering is rooftop solar for residential properties.
Arkahub provides standardized, product-led solar solutions instead of custom projects.
The platform covers the full lifecycle: digital design, approvals, installation, monitoring, and maintenance.

India's residential rooftop solar potential is 500 GW, but current adoption is below 1%.
The residential solar market is fragmented, with complex subsidy paperwork and a lack of long-term maintenance.
India's total solar capacity reached 129 GW as of October 2025.
Other cleantech startups like GreenTech, Roadgrid, and RenewCred also raised capital in 2026.

Arkahub offers rooftop solar for homes.
Its solutions are product-led and standardized, not custom projects.
It manages the full lifecycle: digital design, DISCOM (electricity distribution company) approvals, installation, proactive monitoring, and maintenance.
A typical system costs INR 2-5 Lakh.
Installation takes 2-4 weeks.
The long-term vision is a Unified Home Energy Ecosystem that generates, stores, and manages power via a single interface.
The platform includes solar generation, smart storage (battery), and AI-driven energy management.
It is called the 'Home Energy OS'.

Scale rooftop solar operations.
Develop the home energy platform.
Strengthen product engineering, installation, service, supply chain, and vendor partnerships.
Launch physical experience stores.

Product: Turnkey residential rooftop solar systems encompassing digital design, permits, installation, and monitoring.
Customers: Individual homeowners and residential property owners.
How it makes money: Full-stack direct sales of home solar packages priced between INR 2 lakh to 5 lakh.
What sets it apart: Standardized end-to-end consumer approach completing permitting to grid connection in two to four weeks with ongoing lifecycle management.
Operations: Headquartered in Bengaluru with physical customer experience stores.