Design-Build Services

Pittsburg Tank & Tower Group (PTTG) designs, fabricates, erects, inspects, repairs, and maintains water storage tanks, communication towers, and steel support systems. Founded in 1919 as a family-owned water tank and smokestack maintenance business, it became employee-owned through an ESOP in 2021. Its facilities in Henderson, KY total nine acres under one roof on 32 acres of land, with a plate shop and a structural shop.

bolted connectionsCNC processingdismantlingerectionfabricationinspectionsinstallationsinsulation and re-insulationmaintenancepowder coatingtank design and engineeringtank elevation changestank foundationswater tank paintingwelding

American Shah Industries LLC is a Certified Engineer Owned construction company located in downtown Atlanta, Georgia, founded in 2020 by Mr. Shah Faisal MA, a senior engineer with over 25 years of experience in construction and electrical. The company provides residential and commercial construction, remodeling, electrical, and security system services in Georgia, and is licensed, bonded, and insured.

apparel manufacturing and printingconstruction project managementelectrical servicesHVAC servicesinfrastructure developmentremodeling and renovationsecurity systems installationsustainable constructionTurnkey Construction

Archer Electrical Contracting Co. is a commercial and industrial electrical contractor based in Springtown, Texas, serving the DFW area and beyond. They specialize in commercial and industrial construction and service, remodels, residential new construction for high-end and luxury homes, and commercial generator installs. Their projects span schools, offices, retail spaces, factories, churches, and governmental facilities.

building rewiringcommercial constructioncommercial generator installselectrical service callsemergency repairsindustrial serviceresidential new constructionsystem upgrades

Auer Electric, Inc. (AEI) is a commercial electrical contractor serving the Baltimore area, originally founded in 1920 as Albert L. Auer Inc. and becoming Auer Electric, Inc. in 1990. AEI specializes in commercial electrical contracting on projects of all sizes, from privately owned to government funded construction, with over 100 years in business.

commercial electrical contractingcomputer aided modeling and draftingestimation servicesprebid walk throughs & site surveysprofessionally sealed electrical drawingsvalue engineering

Blaine Construction Corporation is a general contractor founded in 1969 and headquartered in Knoxville, Tennessee, serving clients across the United States. It specializes in general contracting, construction management, and pre-engineered metal building services, and is part of The Yates Companies, Inc.

cast-in-place constructionconstruction managementgeneral contractingpost tensioned constructionpre-engineered metal buildings

Chicago Underwater is a commercial diving, dredging, and marine construction company with over 35 years of inland and offshore experience. Owner Jim Rolette started his diving career in the Gulf of Mexico in 1982 and brought the Chicago Underwater name back after working under Jim Peterson. The company serves electric utilities, manufacturers, contractors, engineering firms, municipalities, and government clients.

commercial divingconcrete inspection and repaircontamination divingdiver assisted dredginghigh pressure epoxy and grout injectionhydraulic dredgingice divinginternal pipe penetrationmarine constructionmechanical dredgingsalvage and recoveryunderwater welding and burning

David R. Northup Electrical Contractors, Inc. is a family owned and operated, full service electrical, HVAC and plumbing contractor based in Agawam, Massachusetts, serving Western Massachusetts and Northern Connecticut since 1967. The company handles commercial, industrial, institutional and residential projects, operating from a 16,000 square foot office/warehouse facility with a fleet of over 30 service vehicles.

electrical contractingestimatingfoundation installationHVACinstallationmaintenancemechanical servicesplumbingrepairroadway reconstructiontraffic signal system installation

Dedicated Systems Inc. (DSI) is a national A/V integrator with well over 25 years of experience in the A/V market. The company provides audio/visual solutions to government, commercial, house of worship, and education clients, with the majority of its expertise serving the government sector. DSI emphasizes a no-nonsense approach and detailed upfront project planning.

AV integrationdigital signagemanufacturingsound maskingvideo conferencing

Dissen & Juhn Company is a second generation, family-owned full-service marine and foundation contractor founded in 1973 and headquartered in Stevensville, Maryland. It serves the Chesapeake and Delaware Bay watershed regions and has completed more than 1,200 marine construction projects for public and private customers. Its team includes heavy equipment operators, carpenters, pile drivers and in-house engineers.

bridge and boardwalk constructiondock buildingdredgingfoundation constructionmarina constructionmarine constructionpile drivingshoreline protection

Ehm Architecture was founded in 1992 by Architect Randal Jay Ehm and his wife Grace, a Bookkeeper and Administrator. The firm started in San Diego and expanded to Seattle in 1996. It has worked on over 2,800 diverse projects and is a CALTRANS and King County SCS-Certified Small Business Enterprise, with OMWBE Certification in Washington State obtained in June 2023. Principal Architect Randal Jay Ehm AIA is licensed in Alaska, Arizona, California, Florida, Hawaii, Idaho, Montana, Nevada, New Mexico, Oregon, Texas, Utah, and Washington.

architectural designbuilding envelope consultingconstruction managementfacility condition assessmentsfeasibility studiesInterior DesignRoofing InspectionSite Analysissite selectionSustainable Design

EMCO of Santa Fe, LLC is a construction company with over two decades of experience in paving, earthwork and excavation, concrete work and finishing, demolition, over excavation, and soil erosion control. It is a subsidiary of The Espanola Mercantile Company (established 1905) and has performed services throughout New Mexico. The company is committed to environmental sustainability, using recycled materials and recycling demolition materials.

concrete work and finishingconstruction consultingconstruction subcontractingdemolitionearthwork and excavationequipment rental with operatorover-excavationpavingsoil erosion controlvalue engineering

Engineering Constructors, Inc. (ECI) is a Woman-owned General Contractor established in 1978 and based in Albuquerque, New Mexico. ECI specializes in commercial and industrial new construction, remodel projects, and Scientific Programmatic Research Support, with primary expertise serving Department of Energy (DOE) and Department of Defense (DOD) contracts.

construction managementenvironmental compliancegeneral contractinginfrastructure development

Frontier Environmental Services was founded in 1996 to provide specialized construction, engineering, and remedial services to industry and the environmental and safety regulated community. It provides design-build services specifically formatted for environmentally sensitive reclamation activities and operates out of its corporate headquarters in Arvada, CO.

bottomless arch culvert installationboulder drop structuresbox culvert installationconstructionengineeringhorizontal directional drillingmine waste reclamationnatural channel designremedial servicesrevegetationsoil remediationstreambank stabilizationstream restoration design