Conquer the Challenges in an Evolving Renewables Industry.

We manage every phase of engineering, procurement, and construction—whether it’s overseeing third-party engineering, developing project estimates and schedules, or negotiating EPC contracts. Our experience includes procurement of wind turbines and major equipment, with technical support throughout contract negotiations and execution.

Our team is highly experienced in managing high- and medium-voltage gen-tie transmission planning. That includes everything from routing and engineering to permitting, interconnection, and utility coordination. We keep projects on track with reliable cost estimating and scheduling.

We plan, execute, and manage NERC-certified Balancing Authority (BA) projects with confidence. From designing control rooms and selecting systems to overseeing construction and managing compliance, we cover all aspects—including staffing and operational management.

We bring full-cycle expertise to renewable energy development, with a strong foundation in wind projects. Thanks to our deep industry experience and long-standing relationships, we’re especially skilled at navigating complex areas like interconnection studies and agreements, permitting at local and federal levels, and even eagle take permits. We also support solar, storage, gas, and nuclear generation projects.

Our team is highly experienced in managing high- and medium-voltage gen-tie transmission planning. That includes everything from routing and engineering to permitting, interconnection, and utility coordination. We keep projects on track with reliable cost estimating and scheduling.

We help you find the right engineering partners and provide oversight throughout. From managing independent engineers to overseeing wind resource assessments and FAA NOTAM filings, we ensure every technical detail is handled with care and precision.

We work closely with tax equity investors, other equity partners, and debt lenders to structure and finance projects. Our team collaborates with independent engineers and outside counsel to keep financing efforts streamlined and successful.

Whether you’re evaluating a single project or an entire platform, we deliver in-depth due diligence services. We contribute to and build financial models for development and operating assets, repowering opportunities, and acquisition targets—providing clear insights to support sound decisions.

Our team provides both commercial and technical asset management with a sharp focus on cost control. We handle everything from O&M contract negotiations and technical analysis to ongoing contract oversight. We also help optimize offtake strategies, explore new contracting opportunities, and support repowering projects when it makes sense.

We help you with organizational process and efficiency improvements, business and strategic planning, staffing, budgeting, and SG&A analysis and recommendations. Onyx Energy can also provide interim and transitional C-suite management services.

Onyx Energy can provide board member and/or independent advisor services.