ENERGY ASSESSMENT SERVICES

Data-Driven Audits. Real World Savings.

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Unbiased engineering. Verifiable results.

INDEPENDENT ADVOCACY

We don’t sell or install equipment, so our only priority is your building’s performance. Unlike contractor-led audits that serve as sales pitches, our recommendations are objective, data-driven, and designed solely to maximize your ROI.

TECHNICAL RIGOR

Every assessment follows ASHRAE Standard 211, ensuring a consistent, high-quality baseline. Led by Professional Engineers (PE) and Certified Energy Managers (CEM), our analysis goes beyond simple checklists to provide deep technical insight into your mechanical and electrical systems.

FINANCIAL CLARITY

We turn technical data into financial roadmaps. Whether you need a Level 1 Walk-Through or a Level 3 Investment Grade audit, our reports provide the detailed cost-benefit analysis and opinions of construction cost needed to secure funding and executive buy-in.

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Our offerings.

The Baseline

Benchmarking

The first step in understanding facility performance at the macro level. We go beyond municipal ordinance compliance to compare your EUI against peer facilities.

Offers the first glimpse at potential operational cost savings.

Deliverable Highlight Energy Star Score & Peer Comparison
Walk-Through Survey

ASHRAE Level 1

Identifies low-cost and no-cost ECMs through site interviews and field investigation.

Includes utility bill analysis and a preliminary end-use analysis to guide future investigations.

Deliverable Highlight Prioritized List of Low/No-Cost ECMs
Energy Survey & Analysis

ASHRAE Level 2

The industry standard for capital planning. We perform detailed calculations, multiple days of onsite review, and ECM-level modeling.

Includes breakdown of implementation costs and projected ROI for every measure.

Deliverable Highlight Financial Roadmap & ROI Analysis
Investment Grade

ASHRAE Level 3

The most rigorous analysis, designed for deep retrofits and projects pursuing external financing.

Includes enhanced data gathering (trend logging) and a calibrated whole-building energy model.

Deliverable Highlight Calibrated Model & Risk Analysis

Standard Inclusions for ASHRAE Audits

Included in all Level 1, 2, and 3 Reports (Not applicable to Benchmarking)
Facility Overview: Inventory of equipment & narrative on condition.
Historic Analysis: Identification of seasonal & annual trends.
End-Use Analysis: Breakdown of how your facility consumes energy.
Rate Structure: Optimization of utility rates for maximum savings.
Construction Costs: Investment required to implement measures.
Ranked ECM List: Prioritized by Return on Investment (ROI).

Whether you know your needs or want to discuss which services are the best fit for you, we are here to help.

Fill out the form or get in touch below:

Email kevin@sheehan-eng.com

Call (773) 312-2898

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Who our staff has worked with

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  • OSF Healthcare logo with a shield emblem and Latin motto, featuring the words 'OSF Healthcare' in brown font.
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  • Seal of the Metropolitan Water Reclamation District of Greater Chicago featuring a map outline, Chicago and Springfield labels, and a water scene with a boat.
  • Black and white illustration of a clock face with the building structure of the Big Ben clock tower in the center, surrounded by the text "LARKSBURG CITY" in a circular pattern.
  • Logo of UI Health with a stylized cross made of green and blue lines and the text 'UI Health' alongside a dark blue circle with white 'UIC' letters.
  • Emblem of Fond du Lac Reservation featuring a central white triangle with yellow stars, surrounded by a circular blue border with the words 'NAH-GAH-CHI-WA-NONG' at the top and 'RESERVATION' at the bottom. The circle also contains images of a lighthouse, a chimney, a tower, and a pole, with a green and black background dividing the elements. The words 'ESTABLISHED BY' and 'TREATY OF 1854' are included.
  • Seal of the State of Michigan showing a bald eagle, forested landscape, and two deer or elk with a banner, shield, and inscriptions.
  • The official seal of the Smithsonian Institution featuring a yellow sun with wavy rays on a blue background, encircled by the words 'SMITHSONIAN INSTITUTION'.
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