Great Bay Renewables

What Great Bay Renewables does

Great Bay Renewables (legal name: Great Bay Royalties) is a Portsmouth, New Hampshire-based private financial services firm that provides flexible capital solutions to energy developers and operators across the United States. The company operates through three integrated product lines: Renewable Royalties, a royalty-based financing model covering wind, solar, and energy storage projects across the full project lifecycle; Credit and Finance, which provides credit support and structured capital for the development, construction, and operation of generation assets, grid infrastructure, and data centers; and Power Royalties, a next-generation royalty model applied to power and infrastructure assets including nuclear, natural gas, transmission, and data centers. Its core economic proposition is to offer capital that is more aligned with project owners than equity and less expensive and onerous than conventional debt, addressing the difficulty developers face accessing traditional bank financing and meeting interconnection deposit requirements.

The company is privately held with a headcount in the 11–50 range and pursues an enterprise field sales motion, engaging directly with developers requiring bespoke capital solutions. Reported transactions include a $40 million bridge loan to Nova Clean Energy LLC in July 2024 supporting a 6.5 GW pipeline of wind, solar, and battery storage projects, a $30 million investment in Nokomis Energy for distributed solar deployment across the Midwest, and a strategic partnership with Granite Source Power announced in November 2025 to develop battery storage and energy projects nationally. The firm has also secured significant capital commitments from investors including Altius Renewable Royalties and Apex Clean Energy, indicating a capital-intensive growth model dependent on ongoing fund-raising to deploy into renewable and conventional energy projects.

Name

Great Bay Renewables

Legal name

Great Bay Royalties

Website

https://greatbayrenewables.com

Company type

Private

Founded year

2024

Operating status

Operating

Headcount range

11–50 employees

Short description

Great Bay Renewables is a Portsmouth, NH-based private financial firm providing royalty-based and structured capital solutions to U.S. energy developers and operators across wind, solar, storage, conventional power, and data center infrastructure projects.

Ownership category

akta.pro rank

Product category

Renewable Energy Finance

NAICS

Electric Power Generation, Transmission and Distribution (2211), Wind Electric Power Generation (221115), Solar Electric Power Generation (221114)

SIC

Mineral Royalty Traders (6795)

akta.pro primary industry

Renewable Attribute Portfolio Management & Optimization (EUAGAFAD)

akta.pro secondary industry

Structured Renewable Products (Blocks, Shaped, Baseload, Peak, Firming) (EUAGADAE)

Keywords

• Renewable energy financing
• Energy project royalties
• Clean energy capital
• Power generation funding
• Grid infrastructure finance

Headquarters

HQ city

Portsmouth

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Renewable Royalties: First-of-its-kind royalty model for renewable energy projects (wind, solar, storage) providing flexible capital from development through operations and repowering.
2. Credit and Finance: Credit support and structured capital solutions for development, construction, and operation of generation assets, grid infrastructure, and data centers.
3. Power Royalties: Next-generation funding model for power projects including nuclear, natural gas, transmission, and data center infrastructure. Structured to be more aligned than equity and less expensive than debt.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Great Bay Renewables provides flexible, royalty-based capital solutions to energy developers and operators. It offers three integrated products—Renewable Royalties, Credit and Finance, and Power Royalties—spanning renewable energy (wind, solar, storage), conventional power (nuclear, natural gas), grid infrastructure, and data center projects, with capital available from development through operations and repowering.

Product overview

Great Bay Royalties operates as a financing company offering three integrated products: Renewable Royalties, Credit and Finance, and Power Royalties. Together, these products form a comprehensive suite of innovative capital solutions spanning the energy project lifecycle—from early-stage development and interconnection funding through construction, operations, and repowering. The portfolio covers renewable energy (wind, solar, storage), conventional power (nuclear, natural gas), grid infrastructure, and data center financing, with a first-of-its-kind royalty model designed to provide developers greater control while minimizing risk.

Differentiator

Problem solved

Functional benefit

Brands

• Renewable Royalties: Flexible capital solution for wind, solar, and storage development through operations and repowering.
• Credit and Finance
• Power Royalties

Products and services

• Renewable Royalties

Named customers1 record

Segments2 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• Granite Source PowercoreStrategic or Co-development Partner · 19 November 2025Strategic partnership to develop battery storage and energy projects across the U.S. to address rising energy demand and grid reliability. The partnership leverages Great Bay's financial expertise to support GSP's project development and interconnection efforts.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Clearway Energy: Clearway Energy owns and operates a large contracted renewable and conventional generation portfolio in the U.S. Comparable as a yield-oriented renewable infrastructure capital vehicle competing for the same underlying project cash flows GBR targets.
• Brookfield Renewable Partners: Brookfield Renewable is one of the largest publicly traded renewable energy platforms, operating a global portfolio of hydro, wind, solar, and storage assets. Comparable as a large-scale renewable energy capital provider, though far broader and asset-owning rather than royalty-based.
• NextEra Energy Partners: NEP is a yieldco that acquires and owns contracted renewable energy projects. While NEP owns and operates assets rather than offering a royalty financing product, it represents the broader pool of yield-oriented capital competing for the same renewable project economics.

Direct peers

• Generate Capital: Generate Capital is a specialty finance company focused on distributed energy, sustainable infrastructure, and clean transportation projects. Comparable to GBR in providing bespoke, full-lifecycle capital to renewable and infrastructure developers rather than standardized bank lending.
• Atlantica Sustainable Infrastructure: Atlantica owns and operates a diversified portfolio of renewable energy, efficient natural gas, electric transmission, and water infrastructure assets. Comparable long-duration infrastructure capital model oriented around yield-generation across the energy transition.
• Sustainable Development Capital: SDCL is an investment firm focused on energy efficiency, renewable energy, and sustainable infrastructure opportunities, providing structured capital solutions. Operates a similar 'beyond-bank' sustainable infrastructure capital model.
• Hannon Armstrong Sustainable Infrastructure Capital: HASI provides capital solutions across renewable energy, energy efficiency, and sustainable infrastructure markets, blending debt, equity, and tax credit investments. Comparable to GBR's blended Credit and Finance / Renewable Royalties / Power Royalties offering.
• Cordiant Capital: Cordiant is an infrastructure investment manager focused on energy transition assets including renewables, power transmission, and digital infrastructure. Comparable as a specialty capital provider to developers of energy and infrastructure projects.
• Altius Renewable Royalties: Altius is the largest pure-play renewable energy royalty company, providing growth capital to renewable developers in exchange for royalty interests — the same business model as Great Bay Royalties. Notably, Altius led GBR's 2026 funding round, making it both a competitor and investor.

Regional players

• Key Capture Energy: Key Capture Energy is a U.S.-focused battery storage developer. Comparable as a counterparty/partner in GBR's battery storage financing vertical (similar to Granite Source Power) and indicative of the developer universe GBR serves.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds2 records

Investors2 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments8 records

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Great Bay Renewables