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Best Auditors in Washington, DC

18 auditors · 0 services · Updated Jun 2026

Top Auditors in Washington

Founders Insulation is a residential and commercial insulation company serving Northern Virginia, Washington D.C., and Maryland. They specialize in attic, spray foam, cellulose, fiberglass, and crawlspace insulation. The company provides free home energy evaluations and offers various insulation services, including new construction insulation, air sealing, and crawlspace insulation. They are committed to customer satisfaction and provide quality work at affordable prices.

Building Energy Pros specializes in improving home comfort and increasing energy efficiency for homeowners and light commercial businesses in the Washington, DC Metro Area, including Northern Virginia and Maryland. They conduct comprehensive energy audits to identify areas for improvement and provide detailed reports with prioritized recommendations. Their "end-to-end" process includes a test-out audit to verify the upgrades' effectiveness. Building Energy Pros aims to lower utility bills, improve indoor air quality, and enhance home safety and durability.

EDGE Energy is a home performance company that has been in business since 2006. They are a licensed, insured, and bonded contractor in DC, VA, and MD, specializing in energy-saving installations for homes and businesses. They focus on designing and installing projects that decrease utility bills and energy consumption, sometimes by over 100%. EDGE Energy is a SunPower dealer and a six-time ENERGY STAR® Contractor of the Year. They offer a 100% satisfaction guarantee and are vertically integrated, with teams of installers for solar, HVAC, insulation, and more.

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Green Energy 360 provides energy efficiency services to both businesses and homeowners in the Washington and Baltimore Metro Areas, Northern Virginia, Frederick, and Annapolis. They offer a range of services from simple energy audits to comprehensive energy modeling and energy efficiency retrofits. The company helps clients navigate energy efficiency and reduction needs, striving to improve energy efficiency, reduce energy use, and meet energy code requirements. They use a comprehensive approach to examine building efficiency from all angles, considering the interconnectedness of building systems.

EBEB Solutions is a sustainable energy company dedicated to assisting business owners in combining energy savings, renewable energy solutions, and tax incentives to implement sustainable energy projects within their communities. Their mission is to improve energy efficiency, implement renewable energy solutions, reduce operating costs, enhance facilities, and free up capital for clients to concentrate on their core business operations. They offer services such as energy audits, design-build, solar solutions, and financing.

Honeydew Energy Advisors, based in Washington, DC, is an energy consulting firm that helps building owners, managers, condo, and coop associations with compliance to local energy regulations, including benchmarking, verifications, and BEPS. They streamline the path to energy efficiency by identifying optimal solutions, often with minimal to no upfront costs. For larger capital improvements, they guide clients through the incentive application process with DCSEU. Honeydew also offers a Competitive Bidding Program, creating RFPs, securing bids from a vetted network of energy providers, and comparing energy service proposals. The company focuses on assisting multifamily buildings and offers services such as energy benchmarking, utility rate shopping, and utility bill refunds. They help clients navigate complex energy regulations and make properties more energy efficient. Honeydew's services extend to commercial solar energy, LED solutions, and helping property owners avoid fines related to Building Energy Performance Standards (BEPS). With a team of experienced sustainability professionals, Honeydew Energy Advisors takes a multi-faceted approach, prioritizing return on investment for major real estate owners and managers. They provide benchmarking services in Washington, DC, Montgomery County, MD, and Miami, FL. The company aims to simplify energy management and compliance, offering tailored solutions as a one-stop shop for all energy needs.

Energy Efficiency Experts is dedicated to creating healthier and more comfortable homes for families in the metropolitan Washington, DC area. They specialize in improving home comfort and reducing energy costs by up to 25-35% through services like home energy audits and weatherization. Their personalized audits involve a thorough inspection to identify energy inefficiencies and recommend solutions, followed by a detailed written report prioritizing projects for homeowners. They partner with Sustainable You, a DC-based community platform.

Offers customized services, including blower door testing, to identify and address air leaks in Maryland, Washington, DC, and Virginia, helping to improve energy efficiency and lower utility bills.

Accurate Insulation LLC is a BPI-certified insulation and energy auditing company serving the Washington DC metro area from two locations in Upper Marlboro and Hagerstown, Maryland. Their BPI-certified professionals conduct whole-home energy audits that identify insulation gaps, air leakage points, and comfort improvement opportunities. The company has built a strong reputation as one of the leading insulation contractors in the MD/DC region. Beyond energy audits, Accurate Insulation offers a full range of services including spray foam, fiberglass, cellulose, radiant barrier, and rigid foam insulation installation, plus whole-house air sealing, insulation removal, garage door installation, gutter services, and window blinds. They serve both residential and commercial clients, with particular strength in home retrofit and re-insulation projects. The company participates in local energy rebate programs and promotes available incentives to help homeowners offset the cost of efficiency upgrades. They are a Clopay Master Authorized Dealer, HomeAdvisor Approved, and partner with manufacturers like Knauf and Owens Corning. Free estimates are available by phone or through their website.

Home Energy Medics is a full-service home performance company based in Arlington, VA, serving Northern Virginia, Washington, D.C., and Maryland. They conduct energy audits to address home comfort, energy efficiency, and homeowner health and safety. Their team consists of building science experts and engineers with certifications through the Building Performance Institute. They work with homeowners to prioritize and fix problems using cost-effective solutions and recommend a full home energy audit before implementing any efficiency measures. Home Energy Medics has been in business for 14 years and has won awards, including the Home Performance with Energy Star Contractor of the Year award from the Department of Energy for five years running.

Precise Building Service's bid was competitive; the staff, company representatives, and technicians were extremely knowledgeable and friendly.

Aduu Solar Energy was Easy and efficient company.

Elysian Energy, based in Maryland, DC, and Virginia, specializes in whole-home performance solutions, ranging from energy audits to electrification roadmaps. They focus on improving home comfort, energy efficiency, and savings through unbiased, data-driven recommendations. Elysian Energy distinguishes itself by understanding how various systems in a home function and interact, ensuring that all upgrades work together. They also help clients navigate the complexities of energy audits and incentive programs.

Dr. Energy Saver is a network of home energy contractors specializing in improving home comfort and energy efficiency. Since 2009, they have offered services such as home energy audits, insulation, and HVAC system repairs and replacements. Their approach involves diagnosing energy inefficiencies and providing tailored solutions to homeowners. They aim to reduce energy usage, lower utility bills, and create healthier living environments. Dr. Energy Saver companies offer various insulation options, including spray foam, cellulose, and fiberglass, and they are trained to identify and resolve issues related to air leaks and inadequate insulation. They conduct thorough home energy audits to pinpoint areas of energy loss and recommend cost-effective upgrades. These audits help homeowners understand how different energy elements in their homes work together, ensuring a comprehensive approach to energy efficiency. Dr. Energy Saver also focuses on HVAC systems, providing repair and replacement services to ensure optimal performance. Dr. Energy Saver dealers are full-service contractors, offering solutions for various home comfort problems, including uncomfortable rooms and high energy costs. They provide services to improve insulation, repair ductwork, and address issues with heating and cooling systems. The company emphasizes using high-grade products and providing trained and certified technicians to ensure quality service. As a network, Dr. Energy Saver provides its dealers with access to industry-leading products and training. They offer free inspections and cost estimates, helping homeowners make informed decisions about energy upgrades. The company's mission is to make home energy savings accessible and affordable, with a focus on customer satisfaction and building lasting relationships.

Building Diagnostics Group (BDG) is a multifaceted consulting firm specializing in non-destructive detection, investigation, and resolution of water intrusions in multi-family, commercial, industrial, and institutional buildings. Founded in 2002, BDG utilizes advanced technologies like infrared thermography and aerial drone inspections to identify hidden building defects and structural issues. Their services include water penetration testing, aerial inspections, and infrared thermography to assess the condition of roofs, facades, and interiors. BDG's systematic approach involves visual inspections, hypothesis development, leak recreation, and accurate reporting, providing clients with the information needed to make informed decisions about their properties. BDG's expertise extends to performing quality assurance testing, energy audits, and commissioning of building systems. They offer services such as commercial roof surveys, exterior building inspections, and interior building inspections, using high-resolution infrared cameras to pinpoint water intrusions without causing disruption. The company also provides residential services in the North Metro Atlanta area, including pre-listing and pre-purchase inspections, post-storm damage assessments, and new construction inspections. BDG aims to provide accurate and unbiased recommendations, as they do not offer repair services. With a focus on building successful relationships, BDG is dedicated to providing flexibility, responsiveness, and integrity in their services. They have a team of certified thermographers and experts in various engineering disciplines, allowing them to handle projects of any size. BDG's services are designed to save clients time and money by rapidly detecting potential building deficiencies and providing accurate information for intelligent decision-making. BDG has inspected numerous properties across the nation, identifying hidden building defects that have resulted in millions of dollars in structural repairs. They offer comprehensive reports detailing problems and anomalies encountered during inspections, providing technical details for repair vendors. The company's mission is to provide professional services based on accurate information, helping clients make the right decisions regarding their projects and assets.

John G. Webster is a company offering home energy audits in Washington, DC, Maryland, and Virginia. They analyze residential and light commercial structures for heating and cooling leaks using state-of-the-art equipment to identify energy loss sources. The company has been providing plumbing, heating, and cooling services for over a century. They also offer eco-friendly services and solutions to reduce carbon footprint and utility bills.

The Fifth Fuel provides HERS testing for homes throughout Alexandria, McLean, Arlington, DC and beyond.

About Auditors in Washington

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Frequently Asked Questions

How many auditors are in Washington?

We currently list 18 home energy auditors in Washington, DC.

What services are popular in Washington?

Browse our services page to see the most popular service types available in Washington.