Lumen

Lumen (Lumen Energy, getlumen.com) operates a commercial solar platform for owners and operators of commercial real estate, positioning itself as a broker between property owners and solar developers. The company underwrites the solar potential of individual buildings and entire portfolios, runs a competitive bidding process among pre-vetted developers, and then manages project execution through permitting, interconnection and energization. Asset classes addressed include industrial, manufacturing, multi-family and mixed portfolios, with offerings spanning rooftop solar, battery storage, carport solar and EV charging.

The workflow is described in three stages. In "Evaluate," Lumen's "Lux Engine" combines property ownership records, imagery, local utility rate data, building use, policy and comparable market transaction data to score every asset in a portfolio for roof viability, potential system size and estimated annual revenue; customers can upload a single address or a full rent roll, and utility bills in any format are parsed to build hourly usage profiles. System configurations and financial models are generated across power purchase agreements (PPAs), rooftop leases, CPACE debt and self-financing. In "Transact," developers submit blind competitive bids that the owner reviews side by side, normalized for lease rate, IRR, contract length, escalators and counterparty risk. In "Execute," Lumen acts as project manager, coordinating permitting, structural engineering sign-off, interconnection applications, construction milestones, tenant billing and ESG reporting, with an indicative timeline from executed term sheet to energized system of roughly 15 weeks or more.

Business model

Lumen sits between commercial property owners and solar developers, marketing itself as a broker/intermediary rather than a solar vendor. It states that it is compensated when the customer closes a deal ("we're paid when you win"), aligning its fees with completed rooftop revenue transactions rather than with the sale of a particular developer's product. Initial portfolio evaluations are offered free of charge and without commitment.

Compensation is tied to closed transactions; the company states it is paid when the customer wins, with free, no-commitment initial property and portfolio evaluations used as an entry point.

Traction

Company-reported results include $33 million of new solar income secured across 13 industrial properties, $9 million in savings for a manufacturing customer via zero-CapEx carport solar and EV charging, portfolio-wide feasibility analysis for more than 1,400 properties in a single engagement, roughly 50% cost savings through optimized system design for a multi-family development property, and scaling solar adoption across more than 1,500 multi-family properties. The company also cites identified project potential in more than 38 states. Customer testimonials are attributed to unnamed executives, including a Head of Sustainability for the Americas, an Acquisitions and Co-Chief Investment Officer, and a VP of Global ESG at an institutional real estate owner.