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CIVIL/STRUCTURAL ENGINEERING Civil Site Services We identify site locations for substations and design. Our Support Covers: ​ Site development planning, evaluation, layout and design Designing roadway and parking areas Evaluating stormwater runoff and designing management solutions Planning and designing to control erosion Reviewing development plans for municipalities Supporting with local, state and federal permitting. Construction Phase S ervices ​ Managing the construction-bid phase Preparing cost estimates Reviewing shop drawings Providing field observation for conformance with plans ​Our dedicated civil engineers works alongside our electrical group, joining solutions up in-house. We use: ​ Autocad Civil 3D and other leading design software. Learn more about our Civil/Structural Engineering service offerings Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

Power Engineering Bring your vision and your project’s technical, financial and political challenges to our experts. Interconnection & System Studies Subst ation Design Protection & Control Services Auto mation & Integration Testing & Commission ing How We Help Our electrical, civil, structural and substation engineers assist organizations in planning, designing and implementing their power projects across North America. Whatever the scope, scale or stage, our clients benefit from comprehensive, integrated solutions that support the complexity and economics of their plans. We assist utilities and power producers in bringing new infrastructure on line and routinely work from concept onwards. Alongside your team, we add expertise on the interrelationship between survey, engineering, construction and permitting, and an understanding of the impact on local communities and regional development. Who We Help Electric utilities, renewable producers, municipalities and commercial and industrial customers in all markets. Service Benefits Robust, cost-effective solutions Reduced delays, especially in a project’s early phases Faster approval process by addressing wider stakeholder matters Ongoing supervision and quality assurance to meet your design specifications, schedule and budget Have a question or need some advice? Talk to one of our experts today. Contact Us

Civil/Structural Engineering Whatever’s needed to develop your site, we’re ready to support your people. Civil Site Services Structural Services How We Help Our full-service offering covers traditional civil engineering, structural engineering and environmental services. Your project will benefit from our proactive, knowledgeable specialists. They work from an understanding of your objectives and can assist on all project phases, including planning, assessing alternatives, designing solutions, gaining permits and monitoring construction. Our design services include civil/site design, stormwater drainage, structural steel and foundation design. Our civil and structural engineers coordinate and work with our in-house electrical engineers for the design and coordination of substations and electrical equipment, Who We Help A diverse set of clients, including private developers, renewable energy developers and utilities. Service Benefits Innovating solutions to your needs in a cost-effective manner Quality assurance to meet design specifications, schedule and budget Internal coordination between multiple disciplines Have a question or need some advice? Talk to one of our experts today. Contact Us

POWER ENGINEERING Testing & Commission Your system’s reliability is not only impacted by the quality of the design product, it is also affected by the level of integrity and the qualifications of the people who commissioned it. Our technically qualified experts are on hand to support challenging situations, benefitting all sectors of the industry. Our Testing & Commission Services Cover: ​ High and medium voltage equipment Underground cables and transformers Protection and control systems Integration and automation systems Relay settings protection and logic testing Relay panel/cabinet factory acceptance testing SCADA/RTU systems Factory acceptance IEC-61850 peer-to-peer schemes Compliance and code enforcement inspections Outage and maintenance coordination support Event analysis, troubleshooting and corrective action support Commissioning management and oversight Energizing, Planning & Support Services ​ Providing field support and commissioning Reviewing equipment test results Performing testing and validating relay test results Planning outage and construction sequencing Learn more about our Power Engineering service offerings. Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

About Over two decades, we have helped our clients provide critical power infrastructure. Headquartered in Maine, our teams operate from business and field offices across the State. Our Belief Deliver engineering excellence to best support the people who give the nation its critical infrastructure. Our Values Partnership. Focus. Thoroughness. Our Make-Up Our offices in Westbrook, Bangor, Augusta and Presque Isle, Maine, are staffed with professionals who have significant experience providing engineering design and analysis services to the utility sectors, as well as a range of commercial and industrial clients. QHSSE-led - We are committed to delivering solutions that champion: Quality by solving your challenges and meeting or exceeding your goals, cost-effectively Health through sustainable working practices Safety with attention to personnel in the field and local communities Security by identifying and mitigating risk to operations, assets and client reliability Environmental safeguards for ecosystems, limiting a project’s impact on the planet Have a question or need some advice? Talk to one of our experts today. Contact Us

POWER ENGINEERING Interconnection & System Studies Connecting to the grid? We support independent power producers (IPPs), independent system operators (ISOs), regional transmission organizations (RTOs), and electric utilities navigate the interconnection process and model, calculate and analyze the impacts. Utility Services Our support is gro unded in understanding the following key elements. Electric utility needs, regulatory expectations and utility customer requirements Decades of collaborative experience means we’re able to approach each project with the knowledge of what utilities require. Developer needs, drivers and expectations Consideration of utility and non-utility factors, help deliver cost-effective projects including common issues and optimization of schedules. Electric utility designs We design utility grade interfaces that fulfill developer needs while meeting the interconnection requirements of the utility. Coordination Services Having worked alongsid e developers, utilities, ISOs/RTOs, vendors and other organizations, we’re able to collaborate with all parties involved to help each representative navigate the interconnection process to successfully bring assets online. Interconnection Support Services Our interconnection support is performed with the intent to help developers move their projects forward: Facilitate developers to navigate and understand the process for renewable projects Analysis of interconnection options against budget, land rights, environmental issues, design impacts and stakeholder interests Feasibility analysis studies and cost estimates Conceptual drawing development Review and interpretation of interconnection study and system impact study results for developers Representation of the owner’s interest in relevant studies ISO/RTO services We team up with ISOs and RTOs to: Scope out studies Develop effective applications based on an in-depth knowledge of internal processes Populate app lications with r elevant data Develop and interpret reports. Learn more about our Power Engineering service offerings. Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

Contact Us Get in touch with one of our experts Headqu arters Augusta, Maine 211 Water Street Augusta, Maine 04330 Office: (207) 624-0000 ​ Offices ​ Westbrook, Maine 501 County Road Westbrook, Maine 04092 Office: (207) 347-8100 Toll-Free: (800) 581-4031 Fax: (207) 347-8101 Bangor, Maine 40 Harlow Street, Suite 2 Bangor, Maine 04401 Office: (207) 217-6769 Fax: (207) 217-6018 Presque Isle, Maine 34 North Street, Suite 5 Presque Isle, Maine 04769 Office: (207) 540-1412 Send us your enquiry and we'll get back to you as soon as possible.

TRANSMISSION & DISTRIBUTION ENGINEERING Field Services For new projects, we help make sure that the ground is prepared for transmission poles, meeting the latest regulations. We also support existing operations with site maintenance, along with vegetative maintenance oversight for transmission line projects. Overview : ​ We provide construction oversight for transmission line projects to a range of clients. You will know that all necessary documents are being followed by your contractors, and that they are working within environmental compliance requirements. Our services can also flag environmental sensitive areas before construction begins. When up and running, we oversee vegetative maintenance activities for utilities and private developers. Supporting You Expertly ​ Our Field Services are built on vast industry experience and knowledge of the latest standards and best practices. We’ll be quick to share whatever we know that will save you time and money, safely. Learn more about our Transmission & Distribution Engineering service offerings Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

Transmission & Distribution Engineering Simplify the complexity with our expert team. We understand electrical transmission and distribution line design, construction, operation and maintenance in detail. Transmission Line Design Distribution Line D esign Field Services How We Help Meet environmental and regulatory challenges. Maximise your line’s integrity. Strengthen its reliability. We have the experience and capabilities for whatever is needed to realise your project’s ambitions. Who We Help Our multidisciplined engineering team supports utilities and independent power producers. Service Benefits Cost-effective design solutions to meet short and long-term project economics Our engineers have field and construction experience, bringing a unique perspective to the design process by providing constructible designs Streamlined navigation of project phases, leveraging our relationship with regional power generators, transmission companies and regulatory agencies for feasible, engineered solutions Have a question or need some advice? Talk to one of our experts today. Contact Us

CIVIL/STRUCTURAL ENGINEERING Structural Services Our design solutions give you economical structures to construct within your parameters and those defined by standards and building codes. They cover, but are not limited to, the following elements for both structural steel and foundation design. Structural Steel: ​ Dead End structures Steel bus support Electrical equipment support structures Any other related steel structures within substations and switchyards Foundations: ​ Shallow foundations Deep foundations Transformer foundations, including oil-containment options Breaker foundations Foundations supporting buswork and other electrical equipment Voltage and current transformers foundations Control shelter foundations Other electrical equipment within substations and switchyards We can help where structures are required above grade and foundations, including spread footings below grade or deep caisson type foundation solutions. We use: ​ Autocad, Risa 3D, Risa Foundation, Hilti Profis and MFAD software packages. Learn more about our Civil/Structural Engineering service offerings Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

POWER ENGINEERING Protection & Control Services We provided engineering design and support for all aspects of substation engineering. SGC offers experience and expertise to meet the needs of clients in the utility, generation, and industrial sectors. ​ ​As the demand for energy increases, the complexity of the associated power grid increases as well. SGC Engineering provides engineering design and support for all aspects of electrical power system protection and control engineering. ​ We pride ourselves on excellence and expertise. We go above and beyond our client’s expectations, providing them with protection and control systems they can rely on. We are familiar with the latest industry standards and are dedicated to providing excellent service while meeting clients schedule and budget. SGC ensures that all its members are up to date on the latest standards from NERC, FERC, IEEE, IEC, ISO, and more. ​ SGC is well versed in system protection and control applications for electrical systems such as transmissions and distribution lines, inverters, generators, transformers, instrument transformers, GIS/AIS switchgear, reactors, capacitors, STATCOMS, synchronous condensers, breakers, protection and control cabinets, and PLCs. ​ In any field, industry experience is essential in completing a project on time and under budget. Our engineers excel with installations including but not limited to substations, transmissions systems, wind turbines, photovoltaics, hydro power, battery storage, energy distribution, substations, power generation, and unique projects in the commercial and industrial sectors. Design & Analysis Services ​ One-line & single diagram design Schematic and elementary design Wiring and interconnection design Relay settings studies and design Revenue metering Communications systems design IEC-61850 peer-to-peer design Short circuit, power flow and harmonic analysis Event analysis, troubleshooting and corrective action support RTU, HMI, PLC, and integration design NPCC BPS compliant design Compliance analysis Planning & Support Services ​ Secondary and low-voltage equipment specifications Producing operational descriptions and switching orders Planning outage and construction sequencing Supporting with testing, commissioning and project management Providing staff augmentation and owner’s engineering services Learn more about our Power Engineering service offerings. Learn More Have a question or need some advice? Talk to one of our experts today. Contact Us

Across sectors and states, we’re here to solve your engineering challenges, maximize your investment and help you shape what’s next . Learn More Our Services Services Power Engineering Next Bring your vision and your project’s technical, financial and political challenges to our experts. Civil/ Structural Engineering Next Whatever’s needed to develop your site, we’re ready to support your people. Transmission & Distribution Engineering Next We understand electrical transmission and distribution line design, construction, operation and maintenance in detail. 120 clients across North America 450 utility projects since 2002 2330 renewable MWs wind, solar and storage projects supported Utilities Learn More Maximizing performance and overhauling a local substation electrical system "SGC Engineering was involved in nearly every aspect of the project." Read More Delivering Renewable Power to the Utility Grid For this interconnection, a collector system, collector interconnection substation, transmission line and upgrades to the interconnecting utility substation needed to be designed and constructed. Read More Have a question or need some advice? Talk to one of our experts today. Contact Us