Solar
Estimation Services

100% Accuracy | 30% Off on 1st Solar Estimate | Flexible Support

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Trusted by 2000+ Contractors Worldwide

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Client Success Stories

See How We Help Contractors

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from 1218 Reviews

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from 461 Reviews

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from 374 Reviews

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Out of 5 Stars

from 61 Reviews

“Their team’s ZIP code pricing and bid‑ready deliverables saved us countless hours during pre‑bid planning.”

David Nguyen, General Contractor

“Their transparent pricing and detailed market based cost data helped us refine our bid strategy for utility‑scale projects.”

Laura Johnson, Utility Company Project Manager

“The combination of complete takeoff accuracy and competitive quoting has significantly improved our bid closing rates.”

Christine Walker, Solar Contractor

Increase Bid Success with Solar Takeoffs

Solar projects can transform a property’s energy efficiency, but inaccurate estimates can put your profits and bids at risk. We offer reliable solar estimating services designed to give contractors and installers the confidence to submit winning proposals. Our team carefully reviews specifications to prepare detailed solar panel takeoffs according to your scope.

Whether you’re pricing a small rooftop system or a large commercial project, our goal is simple: help you avoid uncertainty and bid smarter. With expertise in solar installation estimating solutions, Kelly Estimating gives you the numbers you need to move forward with confidence and get more projects.

Get Stared with Us in Easy Steps

Submit Plans

Send Us Your Plans

Upload your drawings, blueprints, or project documents at plans@kellyestimating.com. Our experienced solar estimators carefully review the scope, system size, and requirements.

Recieve Quote

Review Your Quote (Within 5 Minutes)

After evaluating your documents, we provide transparent quote. If the pricing meets your expectations, we proceed immediately to the next step without delays.

Final Review

Payment & Delivery of Your Estimate

Once the invoice is cleared, our team prepares your detailed solar project cost estimate. You receive a complete estimate for accurate budgeting and competitive bidding.

Our Solar Deliverables

  • Labor Hours Breakdown with Rates for Bidding
  • Concise Solar Bid Summary with Costs, Margins and Notes
  • Bid Support Documents for Smooth Proposal Submission
  • Complete Material Quantities with Market-Based Pricing References
  • Color-Coded, Marked up Solar Project Plans with Quantified Scope
  • Detailed Solar Takeoff and Cost Estimates in Easy to Use Excel Spreadsheets

Components We Quantify in Solar Takeoff Services

A clear material breakdown is important for accurate solar project pricing and competitive bidding. Our solar system cost estimators cover every major and minor component required for accurate bidding, ensuring nothing is missed in your project pricing.

PV Modules and Solar Panels

String, Central, and Micro Inverters (DC & AC)

Power Optimizers and Monitoring Devices

Battery Storage Systems and Charge Controllers

Battery Storage Systems and Charge Controllers

Battery Storage Systems and Charge Controllers

Battery Storage Systems and Charge Controllers

Battery Storage Systems and Charge Controllers

Solar Racking Systems and Mounting Structures

Mounting Rails, Brackets, Clamps, & Hardware Kits

Tilt Mounts, Roof Attachments, & Flashings

Solar Trackers and Support Frames

Combiner Boxes and String Boxes

Disconnect Switches and Safety Isolators

Circuit Breakers, Fuses, and Protection Devices

Surge Protection Units and Lightning Arrestors

Junction Boxes and Electrical Enclosures

Conduits, Raceways, Fittings, and Bends

Cable Trays, Supports, Clips, and Ties

Grounding Systems, Rods, and Bonding Components

Busbars and Distribution Components

Panel Glass Components, Backsheets, and Spacers

Inverter Mounting Assemblies and Supports

Monitoring and Communication Systems

Wiring, PV Cables, Connectors, & Terminations

Sealants, Weatherproofing, & Protective Materials

Why We Are #1 Choice for Solar Takeoff Services?

Flexible Support

We adapt to your project needs, whether it’s a small residential system or a large commercial project. Our team works around your schedule to provide takeoffs when you need them most.

Save Up to 70% on Estimating Costs

Outsourcing to us removes the need for in house estimating resources, helping you cut overhead while still getting professional, accurate solar estimates.

100% Accuracy

Every estimate undergoes thorough quality checks to ensure accuracy, so you can submit bids confidently and avoid costly errors or underpricing.

Fast Turnaround (12–24 Hours)

Our expert team delivers precise solar takeoffs and cost estimates within 12–24 hours, helping you meet tight bid deadlines without compromising quality.

Efficient Teams

Our dedicated solar estimating specialists understand all project types ensuring reliable and actionable bid data.

Latest Software

We use advanced solar estimating software to create accurate takeoffs, material lists and cost estimations for all project scales.

Hire Expert Solar Panel Estimators

Looking to win more solar projects? Our expert solar estimators are just a click away! No matter where your project is located or what type of solar system you’re planning, we provide accurate estimates to help you submit competitive proposals.

Share your project plans with our team, and we’ll review them quickly, providing guidance and a clear solar takeoff and cost estimate. Available 24/7, our certified estimators hold credentials such as Certified Professional Estimator (CPE), LEED Accredited Professional and Certified Cost Professional (CCP), ensuring top quality, precise solar estimating services that set you apart from the competition.

How Our Solar Estimating Works?

We start by gathering all essential project information site type, system size, and location to clearly define the scope for accurate solar estimating. Our team examines layout plans, electrical diagrams, and mounting details to prepare for precise component measurement and takeoffs.

We calculate all necessary materials, including panels, inverters, wiring, and racking, ensuring every element is counted for an exact estimate. Using regional labor rates and project complexity, we estimate installation hours and total project costs to provide a complete contractor-ready figure. Before sending, our lead estimator verifies all numbers, then delivers a full solar estimate with detailed material lists, cost breakdowns, and a bid-ready summary.

Trusted by Solar Professionals

General Contractors

Solar Contractors

Utility Companies

Facility Managers

Architects & Engineers

Electrical Subcontractors

Property Owners

Renewable Energy Developers

Solar Panel Estimating for Every Project Type

Residential

Whether you’re bidding single home installation or multiple housing units, we prepare accurate residential takeoff services that help you price confidently & stay competitive. We analyze layouts, system size, panel types & electrical requirements to prepare detailed estimates for:

  • Single-Family Homes
  • Multi-Family Housing & Apartments
  • Townhouses and Condominiums
  • Custom Homes & Luxury Residences

Commercial

Commercial solar projects require detailed planning and precise cost breakdowns to remain profitable during bidding. We provide commercial estimates that account for system size and project requirements so you can avoid underpricing or overbidding. Our goal is to support contractors and developers for stronger bid submissions.

  • Schools & Universities
  • Retail Centers & Shopping Plazas
  • Hospitals & Healthcare Facilities
  • Office Buildings & Corporate Facilities

Industrial

Industrial solar installations often involve large scale systems and specialized electrical components, making accurate estimation important before bidding. We deliver comprehensive industrial takeoff services that help contractors understand material needs, labor scope and potential expenses.

  • Manufacturing Plants
  • Factories & Processing Facilities
  • Power Plants & Energy Facilities
  • Oil & Gas Sites

Freelance Estimators for Short-Term Projects. Our Freelance Solar Estimators Improve Bidding Rate up To 40%

Comprehensive Solar Estimating Services

  • Solar Panel Installation Estimation: Bidding solar installation project requires clear cost visibility before you commit to pricing. We analyze plans and system specifications to develop accurate installation estimates that reflect real project requirements. This helps you submit competitive bids with confidence while reducing the chances of unexpected costs later.
  • Solar System Upgrade Estimation: Planning to bid on a solar system expansion or upgrade project? We provide precise cost projections for panel additions, inverter replacements, and capacity improvements so you can price upgrades correctly. Our estimates help you avoid underbidding risks and ensure your proposal reflects the true project scope.
  • Solar Maintenance Estimation: Maintenance contracts require careful cost planning to remain profitable over time, and we help you achieve that during bidding. We estimate inspection, repair, replacement and servicing costs so you can present accurate maintenance proposals to clients. This allows you to secure long-term service agreements with confidence.

Why We Are #1 Choice for Solar Takeoff Services?

  • Flexible Support: We adapt to your project needs, whether it’s a small residential system or a large commercial project. Our team works around your schedule to provide takeoffs when you need them most.
  • Save Up to 70% on Estimating Costs: Outsourcing to us removes the need for in house estimating resources, helping you cut overhead while still getting professional, accurate solar estimates.
  • Fast Turnaround (12–24 Hours): Our expert team delivers precise solar takeoffs and cost estimates within 12–24 hours, helping you meet tight bid deadlines without compromising quality.
  • Efficient Teams: Our dedicated solar estimating specialists understand all project types ensuring reliable and actionable bid data.
  • Latest Software: We use advanced solar estimating software to create accurate takeoffs, material lists and cost estimations for all project scales.
  • 100% Accuracy: Every estimate undergoes thorough quality checks to ensure accuracy, so you can submit bids confidently and avoid costly errors or underpricing.

Our Portfolio

Projects That Showcase Our Accuracy

The Cooper For CPM Scheduling Kelly

Residential

The Cooper

Address: 176 Concord St, Charleston, SC 29401, United States
Scope of Work: We performed solar estimating services for the hotel’s maritime-grade rooftop solar panel installation.

shiftnow

Industrial

shiftnow

Address: 735 Johnnie Dodds Blvd #105, Mt Pleasant, SC 29464, United States
Scope of Work: ​​We offered solar estimating services for the specialized rooftop solar array and battery storage system.

The Cortland Condominium

Commercial

The Cortland Condominium

Address: 555 W 22nd St, New York, NY 10011, United States
Scope of Work: We provided solar estimating services for the residential solar transition and roof retrofitting.

Micron Technology Inc

Industrial

Micron Technology Inc

Address: 9600 Godwin Dr, Manassas, VA 20110, United States
Scope of Work: We performed solar estimating services for the industrial-scale high-voltage solar farm supporting the plant.

Solar Estimating Services Near Me

FAQs

Frequently Asked Questions


A professional solar estimate includes detailed material takeoffs, labor hours, cost breakdowns, and a complete bid-ready summary for accurate project pricing. It ensures all components and scopes are accounted for before bidding.


Yes, solar estimators can create preliminary estimates from partial or conceptual plans, using assumptions and industry standards to provide reliable ballpark figures for early-stage budgeting.


Look for accuracy, experience with similar solar projects, fast turnaround, knowledge of local codes, and the ability to deliver bid ready, detailed estimates.


Yes, by providing precise material and labor quantities, estimators help prevent over-ordering and reduce costly errors, ultimately saving money during bidding and execution.


Outsourcing eliminates the need for in-house estimating staff, reduces overhead, and provides expert estimates quickly, saving both time and resources.


The most reliable solar estimating services are provided by Kelly Estimating, where expert estimators deliver accurate, bid-ready takeoffs and cost breakdowns. Their precision and fast turnaround help contractors submit competitive bids with confidence.