Electrical Engineering

Daniel Development Group (DDG) provides comprehensive engineering services and product development resources, helping clients solve engineering and design challenges and get to market quickly. DDG assists clients developing hardware/software solutions for IoT, smart home, data communication, and ruggedized systems marketplaces, covering the entire product development process from concept through first production and ongoing manufacturing support.

Circuit Card DesignContract Manufacturing Supportelectronics engineeringembedded systems developmentFPGA developmentindustrial designManufacturing engineeringMechanical EngineeringPatent/IP Developmentproject managementSoftware & Firmware Development

DARcor & Associates, Inc. is an electrical engineering firm founded in 1997, headquartered in Phoenix, Arizona, serving the Southwest and customers throughout the United States. It specializes in designing power, instrumentation, control, and SCADA systems for the water and wastewater industry, from domestic water wells to large-scale treatment facilities. It is a UL 508A and UL 698A certified industrial control panel shop and also offers industrial lighting, alternative energy systems, and remediation services.

arc flash/power studiescommissioninginspectionsinstrumentation and controlsinstrument calibrationsnetworking and communications integrationPLC control panel design and fabricationSCADA integrationstart-up and testingsystem integration

D&B Engineers and Architects (D&B) is a multidiscipline engineering, environmental and architectural firm founded in 1965. It provides engineering solutions in sustainable, environmentally acceptable, cost-conscious applications, serving public and private clients in multiple states from seven regional offices with over 250 professional employees.

architectureBuilding Information Modeling (BIM)civil engineeringconstruction managementdesign-buildenergy engineeringenvironmental investigation and remediationGISstructural engineeringwastewater managementwater supply

Making Life Better DBR has built a reputation as a premier MEP engineering firm in Texas and we are proud of our impact on the communities we serve. With open minds and incredible service, our teams are creating healthy and comfortable environments that will stand the test of time. Our Services Modern buildings rely on multifaceted systems to provide healthy, comfortable, durable, and user-friendly environments. From design through construction and operation, our engineers continually seek inventive and comprehensive solutions to achieve our goals of sustainability and longevity for each building. MEP Engineering Our MEP engineering practices ensure the smallest carbon footprint whether it’s HVAC, lighting design, or plumbing systems. Building Commissioning Our fully independent Commissioning Agents are at the leading edge of system start-up and validation ensuring adherence to schedule.

building commissioningEnergy Modelingfacility assessmentsfire protectionfunctional testingIT Structured Cabling DesignMechanical EngineeringOngoing CommissioningPlumbing Engineeringre-commissioningRetro-Commissioningsecurity technology designSustainability consulting

DB Sterlin Consultants, Inc. is a Chicago-based multidisciplinary engineering firm providing infrastructure solutions throughout the Midwest. Founded in 1997 by Reynold Sterlin, PE, and led by President Regine Jeune, the firm serves transportation, municipal, and utility projects across Illinois and Wisconsin. It is a minority-owned firm certified as MBE, DBE, and WBE, and is pre-qualified by IDOT in numerous areas.

civil engineeringconstruction engineeringconstruction inspectionHydraulic and Drainage Studiesland surveyingprogram managementroadway planningstructural engineeringSubsurface utility engineeringtraffic signal designutilities engineeringutility coordinationWater resources engineering

DC Engineering is an engineering firm whose stated purpose is enriching the lives of people through engineering and other services. It provides electrical, mechanical, structural, controls, refrigeration, commissioning, and energy services, and serves markets including retail, industrial, commercial, and government. Subsidiary companies provide UL 508A controls panels, instrumentation, refrigerant consulting/training, and IT/OT managed and cloud services.

commissioningcontrolsenergy auditsEnergy ModelingIT/OT solutionsmeasurement and verificationMechanical Engineeringrefrigerationstructural engineeringUL 508A controls panels

DCore provides Hard/Deep Tech companies with the means to develop their products with as little friction as possible. It offers turn-key engineering solutions for aerospace and deep tech programs, with expertise in systems engineering, program management, optics, and mechanical/electrical engineering, and also helps expand client teams through contracting or interview support.

Mechanical Engineeringopticsprogram managementrequirements managementSystems Engineering

DDG Virginia Engineering, PC is an MEP engineering consulting firm founded in 2005 by Mark Burke PE, providing design and consulting services throughout Virginia, Maryland, and the District of Columbia. It specializes in designing mechanical, electrical, and plumbing systems for commercial office buildings, corporate interiors, education and healthcare facilities, retail, and secure government facilities. It is a Virginia-certified SWaM company.

building and lease evaluationsCAD draftingconstruction administrationenergy managementfire protection designHVAC designMEP engineeringPlumbing EngineeringSustainable Design

DECONS ENERGY, LLC is an Engineering, Procurement and Construction (EPC) contracting services company serving the power generation, high voltage and energy management sectors. Based in Jacksonville, Florida, it provides turnkey solutions from feasibility studies and conceptual design through construction, commissioning and start-up, with integrated electrical, mechanical and civil engineering.

civil engineeringEnergy Efficiency and Managementengineering, procurement and construction (EPC)field servicesinstallationsMechanical Engineeringoperations and maintenancePower Systems Studiesproject managementProtection and control designsolar powerTesting and commissioning

Delta Consulting, Inc. is an engineering and land surveying firm serving municipal, industrial, commercial, and private clients. Founded in 1972 as Natchitoches Engineering Services, it became N&A, Inc. in 1984 and adopted its current name in 2019. The firm specializes in electrical and power transmission/distribution engineering and offers land surveying including boundary surveys, construction layout, and FEMA flood elevation certificates. It also assists local governments with public facility grants.

boundary surveysconstruction layoutContract Administrationengineering & designFEMA Flood Elevation Certificatesgrant managementland surveyingpower transmission/distribution engineeringsite planning

Delta Engineering Group, LLC, a Women's Business Enterprise, has been a full-service engineering firm serving Georgia and South Carolina since 1997. It specializes in HVAC, Plumbing, Fire Protection and Electrical Engineering, with experience on office buildings, schools, churches, commercial kitchens, restaurants, and industrial ventilation for private and government clients. The firm is licensed to practice in Georgia and South Carolina and is located in the Augusta, Georgia area.

Construction Drawingsconstruction managementCost EstimatingFire protection engineeringfire protection sprinkler evaluationHVAC engineeringPlumbing Engineering

The Roxbury at Stratton Falls The-Agency-Five-South-College-Drive-drone-still The Agency Business Center at Five South College Drive Learn More Upper Lisle Road over Otselic River Historic Truss Bridge Upper Lisle Road over Otselic River Historic Truss Bridge Working with Our Municipal Partners to Preserve Our Local Infrastructure J. Caleb Boggs Federal Courthouse RenovationsJ. Caleb Boggs Federal Courthouse Renovations Wilmington, DELe Moyne College High Definition Laser Scanning & Campus Mapping Le Moyne College High Definition Laser Scanning & Campus Mapping Learn More Major League Baseball Tension Netting Systems Specialized Structural Engineering for Tension Netting Systemsfor our Industry Partners and Major League Baseball Learn More National Cybersecurity Center of Excellence Program of Requirements National Cybersecurity Center of Excellence Program of Requirements Learn More.

architectural designasbestos assessmentsBIM/Revit modelingconstruction administrationfire protection designland survey and mappinglaser scanningMechanical Engineeringparking garage inspectionplumbing designstructural engineeringwetland delineation

Denali Engineering Services is a multi-disciplinary engineering firm offering integrated engineering solutions across HVAC, process, machine design, structural, electrical, and I&C engineering. The firm serves industries including nuclear, MEP, manufacturing, fuels, energy, water treatment, and environmental, pairing modern digital workflows with engineering discipline to deliver efficient, compliant, and scalable solutions.

3D Modelingcomputational fluid dynamicscondition assessmentDCS programmingfield engineeringfinite element analysisHVAC system designI&C engineeringmachine designnuclear engineeringpiping system layoutPLC programmingpressure vessel designprocess engineeringstructural engineeringwater treatment system design

Design Alaska is a multi-disciplinary architecture and engineering firm founded in 1957 and based in Fairbanks, Alaska. It is the largest full-service architectural and engineering firm in Interior Alaska, with 50+ employees and in-house registered professionals in architecture, engineering, landscape architecture, and land surveying. The firm has planned, designed, and constructed urban and rural facilities in Alaska for over 65 years.

architecturecadastral surveyscivil engineeringconstruction supportcontrol surveyscontrol systems engineeringengineering surveysenvironmental engineeringFire protection engineeringGPS surveysLandscape Architectureland surveyingMechanical Engineeringplanning and designstructural engineeringtopographic surveys

Design Collaborative is a multi-disciplinary design firm combining large-firm expertise with boutique-firm service. Its team includes architects, engineers, interior designers, cost estimators, and graphic designers who work collaboratively with clients to design people-first places that are well-crafted, purposeful, and remarkable.

architectureBuilding Climate EnergyCost EstimatingEnvironmental Graphicsfacility assessmentsfeasibility studiesfurniture specificationInterior Designlighting designmaster planningMechanical Engineeringplumbing designRoofing & Building EnvelopeTechnologyVisioning & DiscoveryWELL Building Design

Design Management Group is a consulting engineering firm located in northeastern Pennsylvania, serving contractors, architects, facilities, utilities, and other consulting engineers. The firm provides mechanical, electrical, plumbing, fire protection, technology, utility, and energy engineering services, including commissioning, energy audits, arc flash analysis, and substation and transmission line design.

3D modeling and analysisarc flash analysiscommissioningdesign-builddistribution OSP designenergy auditsFire protection engineeringMechanical EngineeringPlumbing Engineeringquality controlsubstation designtransmission line design

Design Systems, Inc. (DSI) is a multidisciplinary manufacturing engineering and consulting firm founded in 1983 that helps manufacturers design better facilities, improve production flow, and bring complex operations from concept through commissioning. With more than 225 engineers and professionals across North America, DSI provides engineering, program management, and consulting services to manufacturers worldwide.

3D laser scanningcommissioningdigital twinsindustrial engineeringinstallation coordinationlean manufacturingMechanical EngineeringMES consultingprocess optimizationproject managementsimulation

DG3A Design Group, PSC is an engineering and architectural firm based in San Juan, Puerto Rico, established in 1997. It specializes in design and project management services, delivering creative, practical solutions completed on time and within budget, with a commitment to quality and collaboration from concept to completion.

architectural designcivil engineeringconsultingearthworksMechanical Engineeringproject managementroad and highway designsite developmentstormwater managementstructural engineeringwater and wastewater systems

DiClemente Siegel Design Inc. (DSD) is a multi-disciplinary engineering and architectural firm headquartered in Southfield, Michigan with a branch office in Burton, Michigan. Founded in 1969, DSD provides architectural, mechanical, and electrical design services and is a Veteran-Owned Business. The firm specializes in renovation work for markets including healthcare, commercial, automotive, K-12, higher education, religious, and government, and has many LEED Certified projects.

architectureConstruction documentsdesignMechanical EngineeringPlanningrenovation

DJG Inc is a versatile architectural engineering firm with offices in Williamsburg, VA and Raleigh, NC, consulting throughout the Mid-Atlantic. The firm offers architecture, interior design, plumbing, mechanical, and electrical engineering, sustainable design, and construction administration, with over 48 years of experience serving industries including higher education, housing authorities, military, private sector, and state & municipal.

architectureconstruction administrationInterior DesignMechanical EngineeringPlumbing EngineeringSustainable Design

DMD & Associates is a consulting engineering firm providing electrical, lighting, ITS and utility related engineering services to municipalities, government agencies, owners, developers and contractors. They work as a sub-consultant to architectural and civil engineering firms or under direct contract with clients, primarily in western Canada and the Western United States, and throughout North America. They report 8000+ projects completed or underway.

intelligent transportation systemsLED lighting conversionslighting designpump stations and controlstraffic signal designutility engineering

Dome Technology is an international construction company with more than 50 years of experience in 30-plus countries, providing turnkey solutions for bulk storage, commercial construction, and more. The company has completed more than 700 projects and specializes in dome construction, engineering, and material-handling systems.

concrete work and repairconstruction managementdome constructionexplosion protectionfabricationFEED engineeringgeneral contractinggeotechnical analysismaterial handling system designMechanical Engineeringroofing and coatingssilo and tank repairstructural engineeringtunnel construction

Douglas Engineering Pacific, Inc. is a Honolulu-based small business engineering firm providing full services in mechanical, electrical and civil engineering since 1992. The firm specializes in mechanical and electrical engineering from design to construction administration, with over 200 combined years of experience among its licensed professional engineers and designers.

bid document preparationconstruction administrationelectrical system assessmentengineering studiesFire and Life Safety EvaluationFire protection engineeringpermit routingplumbing and HVAC designplumbing system assessment

DPI Labs, Inc. is a global provider of integrated and component cabin management solutions for all types of aircraft, including business, commercial, military, and head of state. For over 40 years it has developed, manufactured, and supported switches and switch panels, lighting and air distribution systems, entertainment systems, and complete cabin management solutions. It is headquartered in La Verne, CA, and holds FAA Repair Station Number 7DPR851C.

CNC MachineryEMI testingEnvironmental testingLight LaboratorymanufacturingMechanical EngineeringRapid 3D Prototypingrapid prototypingSound LaboratorySystems Engineeringvibration testing