1. Constellation Heating and Cooling Building Automation Systems

2. Commercial Team 1 Sales Leader David Keelan Service Leader Jim MacMannis Commercial Division of BGE HOME Heating and Cooling Building Automation Systems Efficiency Made Easy Website: www.constellationbuildingsystems.comwww.constellationbuildingsystems.com Phone: 1-877-427-2003 Install Leader Jeff Fisher

3. Who we are A member of Exelon, a $23 billion energy company Financial stability Extensive resources to meet customer needs Specializing in Light Commercial HVAC and Building Automation products and services The commercial division of BGE Home Products & Services, LLC Provides a small business touch for commercial customers 24 hour and 7 days a week service Same day service Business Continuity planning enables true emergency service capabilities Redundant Facilities Redundant IT and dispatch systems Redundant call center Serving over 1,000 businesses in Maryland and N. Virginia 2

4. Commercial Services/Contracts 3 Heating and Air Conditioning Preventive Maintenance Building Automation Systems Plumbing and Electrical Service Efficiency Made Easy

5. Heating and Air Conditioning 4 Heating, ventilating, and air conditioning systems account for approximately 40% of electric energy used in commercial buildings in the United States. Therefore, almost every business has the potential to realize significant savings by improving its control of HVAC operations and improving the efficiency of the systems it uses through proper design, installation and scheduled maintenance. We install and service the following HVAC equipment: Furnaces Boilers Heat Pumps Packaged Terminal Air Conditioners Roof-top Package Units System Controls

6. Preventive Maintenance 5 Our Preventive Maintenance Program provides businesses with the dependable routine maintenance needed to keep their heating and cooling equipment operating at maximum efficiency. Annual maintenance inspection(s) 24-hour emergency service available 10% discount on all parts and labor for any heating, air conditioning, plumbing or electrical repair Multi-unit discount Priority service Our comprehensive preventive maintenance examination includes an extensive list of checkpoints to ensure their system is operating at peak efficiency. Check system operationReplace the filter Perform seasonal changeoversClean condensers and evaporator coils Calibrate the thermostatCheck motor operation Preventive Maintenance Plan Includes a comprehensive inspection. Preventive Maintenance Plus Plan Includes a comprehensive inspection and covers labor. Service Contract Agreement Includes labor and covered parts. (Pending inspection of equipment) Building Services Assessment An evaluation of the existing equipment at your business, in planning future replacements and capital budgets.

7. Building Automation Systems 6 Benefits: We partner with our customers to develop a control system strategy which helps reduce your building’s energy use and maintenance costs, while at the same time making your systems easier to operate. Whether your building is old or new, building automation can help increase its operational efficiency. By implementing the appropriate control devices, you can regulate the major systems in your building such as HVAC, lighting, alarms and security. This type of automation can: Minimize equipment runtime and energy usage Coordinate systems operation with building use Activate systems appropriately as part of building safety Establish remote system access via a standard web browser Allow email and text message alarms and notifications Provide valuable insight into energy usage, to identify opportunities for improvement Our Building Automation experts install open systems, which allow the integration of many different system types and manufacturers’ controls. The result is a single, seamless and easy-to- use graphical interface. With our team of dedicated commercial service technicians, we use our experience and expertise to help maximize your energy savings, while maintaining your equipment’s peak condition.

8. Plumbing and Electrical Service 7 Plumbing Repair and Replacement General maintenance Toilet, faucet, fixture repair Water heaters Drain cleaning Video camera line inspection Water and sewer line repair (above ground) Certified and Experienced Electricians Electrical upgrades Ballast replacements Faulty wiring Emergency lighting Light fixture repair and installation Breakers and switches Lighting (Partners) Lighting can account for 30% to 60% of a business’s annual electric costs. Due to advances in technology many businesses have the opportunity for lighting improvements, which maximize lighting efficiency while reducing energy costs. Replacements Upgrades Renovations New building installations