Why This LEED AP O+M Exam Prep Is Worth It
SIMPLIFIED COURSE
Just 30 minutes a day for 1 week to learn all LEED AP O+M material.
TRUSTED BY 7,000+ PROFESSIONALS
Students worldwide have passed using our training and shared their experience on LinkedIn, Trustpilot and more!
COMPLETE STUDY MATERIAL
This simplified LEED AP O+M course, along with practice exams and flashcards are everything you need to pass.
INSTRUCTOR SUPPORT
Schedule calls with the instructor. As if you are guided with a LEED AP O+M consultant.

SHADI
ABOUSAMRA
SUSTAINABILITY CONSULTANT, UNIVERSITY PROFESSOR, LEED AP AND WELL AP TRAINER. TO DATE SHADI HAS TRAINED MORE THAN 7,000 PROFESSIONALS ACHIEVE THEIR ACCREDITATIONS.
A sustainability consultant, who has streamlined the LEED process for projects worldwide. With extensive experience in education, Shadi is a university instructor, who has guided Architects and Engineers in designing high-performance, sustainable buildings.
Today Shadi is a dedicated LEED trainer, who has helped over 7,000 professionals earn their credentials through simplified training.
His expertise is trusted by leading corporations such as Bureau Veritas, international organizations like Amideast, and government entities including Dubai Municipality.
















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LEED AP O+M course from $189
★★★★★ Rated 4.6 out of 5 on Trustpilot
What Is a LEED AP O+M?
LEED AP O+M stands for LEED Accredited Professional: Operations and Maintenance. The specialty credential for professionals who make existing buildings perform.
Where LEED AP BD+C covers the design and construction of new projects, O+M covers everything after handover: energy performance, water management, waste, indoor environmental quality, and the certification of buildings already in operation.
It’s the go to credential for facility managers, building operators, property and asset managers, and sustainability consultants working with existing portfolios.
The fastest-growing segment of LEED, since the vast majority of buildings that will exist in 2050 are already built. Earning it requires holding the LEED Green Associate first, then passing the LEED AP O+M exam.
HOW TO BECOME A LEED AP O+M IN 2 WEEKS
WEEK 1
Learn all material using this simplified training, just 30 min/day.
WEEK 2
Exercise on 1 practice exam a day and review the flashcards.
REGISTER & SCHEDULE
Register on USGBC and schedule on the Prometric website.
Start by gathering free resources like the LEED AP with Specialty Candidate Handbook.
From there, follow the below 4 steps:
1. Learn the LEED AP material
Using this simplified, on-demand LEED AP O+M training course that breaks down complex concepts into bite-sized lessons. Skip the lengthy books and complicated reference guides, you can learn all the LEED AP O+M material in just 1 week by dedicating only 30 minutes a day.
2. Exercise on practice exams
Take 1 practice exam a day, making sure to pass them before registering for the official exam. You can get started with this free LEED AP O+M practice exam.
3. Review through flashcards
The best way to learn all major key terms and review the study material is through the LEED AP O+M flashcards, proven the most efficient way to study on the go.
4. Register and schedule
While registering and scheduling might feel the same, they are done on 2 different websites. First, register and create an account on USGBC where you will purchase the LEED AP O+M or combine it with the LEED Green Associate exam. After that, you will get a USGBC ID which you will use to schedule the exam on Prometric, where you can take the exam at a test center or online.
What's Inside the LEED AP O+M Course
The foundation of the exam, how an existing building enters and moves through LEED O+M certification, from registration to final rating.
- Certification process
- MPR
- Project registration
- Tenant exclusions
- Timeline
- Project occupancy
- Platinum requirements
Planning and assessments that set an existing building up for performance, resilience, operations, and the people who run it.
- Climate resilience assessment
- Human impact assessment
- Operations assessment and policy
- Current facilities requirements & O+M plan
- Operational planning for resilience
- Worker safety and training
Measuring and improving how people reach and move around the building.
- Sustainable transportation performance
- Transportation demand management
- Electric vehicles
Managing the building's immediate outdoor environment and its impact on surroundings.
- Heat island reduction
- Light pollution & bird collision reduction
Tracking and reducing water use across daily operation.
- Water metering and reporting
- Water efficiency performance
- Advanced water metering
The largest area of the course, carbon, energy performance, refrigerants, and the operational strategies that drive most of an existing building's score.
- Carbon projection from energy use
- Energy monitoring and reporting
- Minimum energy performance
- Fundamental refrigerant management
- Greenhouse gas emissions reduction
- Optimized energy performance
- Enhanced refrigerant management
- Peak load reduction performance
- Decarbonization & efficiency plans
- Peak load management
- Commissioning
Handling what the building consumes and discards in operation.
- Waste reduction performance
- Waste reduction strategies
The second-largest area of the course, occupant health, air quality, and comfort in the operating building.
- Verification of ventilation & filtration
- No smoking
- Indoor air quality performance
- Ventilation performance
- Occupant experience performance
- Facility stewardship performance
- Air filtration
- Resilient spaces
- Green cleaning
- Integrated pest management
Project-specific priority credits that let a building focus on the strategies most relevant to its context and location.
- Project priorities
WHAT IS THE LEED AP O+M EXAM FORMAT?
The LEED AP O+M exam is 100 multiple-choice questions in 2 hours, no essays or fill-in-the-blanks. 85 questions are scored across 8 knowledge domains, and 15 are unscored pilot questions, unmarked and placed randomly, so answer everything. Delivered at a Prometric test center or online via ProProctor.
| Knowledge Domain | Scored Questions |
|---|---|
| LEED Process | 10 |
| Integrative Process Planning and Assessments | 10 |
| Location and Transportation | 8 |
| Sustainable Sites | 5 |
| Water Efficiency | 7 |
| Energy and Atmosphere | 21 |
| Materials and Resources | 7 |
| Indoor Environmental Quality | 17 |
| Total scored | 85 |
| Unscored pilot questions | 15 |
| Total exam questions | 100 |
Scored on a scale of 125–200. A score of 170 or higher passes. Pilot questions are unmarked and placed randomly, so answer every question.

BD+C vs. O+M
Both LEED specialties require the LEED Green Associate credential as a foundational title to be eligible to take on the LEED AP exam.
LEED AP BD+C is for professionals that work on New Construction and Major Renovations. More suitable for architects and engineers responsible for the integrated design process and the selection of sustainable materials before a building is constructed.
LEED AP O+M is for professionals that work on enhancing operations, specifically catering to facility managers and operators. A professional is not limited to earning either or. Professionals aren’t limited to one specialty, you can hold both credentials by passing both exams, and many consultants do exactly that to cover projects from design through operations.
LEED AP O+M COURSE & EXAM PREP FAQ
You must hold a valid LEED Green Associate credential (or take both exams combined in one sitting) and be at least 18 years old. Project experience is recommended by USGBC but not required.
$350 standard, $300 for employees of USGBC member companies, if you already hold the Green Associate. The combined GA + O+M exam is $550. The fee covers one attempt; a retake means paying again in full.
Harder than the Green Associate, it tests applied, building-level knowledge of performance data, metering, recertification, and operational credits. Note the weighting: Energy and Atmosphere plus Indoor Environmental Quality make up 38 of the 85 scored questions, so preparation should lean heavily there.
Most candidates take 2–3 months with reference guides. With this simplified course, 30 minutes a day for a week, then one practice exam a day plus flashcards in week two, you can be ready in 2 weeks.
Yes, through Prometric’s ProProctor platform, or in person at a test center. Both count equally.
It’s maintained with 30 continuing education hours every 2 years. Earning it also resets your Green Associate maintenance.
BD+C if your work is new construction and major renovations; O+M if you manage, operate, or consult on existing buildings. Facility managers and property/asset managers overwhelmingly choose O+M. You can hold both.
Yes, the WELL AP, which focuses on the WELL Building Standard: health, wellbeing, and occupant comfort. Many professionals pair LEED AP with WELL AP to cover both sustainability and wellness expertise.
