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Century 3 Inc.

Greer, SC

Century 3 Inc. (C3) is an industrial engineering and construction company founded in 1977 in Greer, SC. C3 delivers engineering design, procurement, self-perform industrial construction, construction management, facility relocation, and maintenance services to clients in the food and beverage, pharmaceutical and life science, advanced manufacturing, automotive, chemical, high-tech, mission-critical, and general industrial markets. With 1,500 or more engineering and construction professionals, C3 holds professional engineering licenses and unlimited general contractor licenses throughout the United States, as well as trade-specific electrical, mechanical, plumbing, and piping contractor licenses. US offices are in Greer SC, Augusta GA, Pittsburgh PA, and Phoenix AZ, with additional international entities in China and Europe.

Website4 offices6 leadersFounded 1977Size Estimate: 1,500+ employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Self-Perform Industrial ConstructionService: ProcurementIndustry: Food & BeverageIndustry: PharmaceuticalType: Industrial Engineering+12 more

Hargrove Engineers & Constructors

Mobile, AL

The right people. The right place. The right time.

WebsitePhone18 offices1 credentialsSize Estimate: 2,700 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Conceptual and Front End StudiesService: Capital Projects EngineeringIndustry: AgricultureIndustry: ChemicalsType: EPC+27 more

Prince Engineering, Inc.

Greenville, SC

Prince Engineering, Inc. is a consulting engineering firm specializing in process, piping, and HVAC system analysis and design for industrial clients. Founded in 1998 and based in Greenville, SC, the firm serves industrial clients, construction companies, equipment manufacturers, and engineering consultants across the Southeast. Its design team carries over 140 years of combined experience in industrial process, piping, and HVAC design.

WebsitePhone1 office7 projects4 leadersFounded 1998Updated Jun 2026

Project: GE Gas Turbine Piping Relocation

Service: Process and Utility System DesignService: Jacketed Piping DesignService: Process and Utility System Modular Skid DesignIndustry: ManufacturingIndustry: AutomotiveType: Mechanical Engineering+14 more

Process Engineering Associates, LLC

Oak Ridge, TN

Applied Chemical Engineering Services for the Process Industries

WebsitePhone6 officesFounded 1996Updated Jun 2026

Service detail: Process Design

Service: Process DesignService: Conceptual and Preliminary Process Design (FEL-0 / FEL-1)Service: Detailed Process Design (FEL-2 / FEL-3 / Pre-FEED)Industry: Oil & GasIndustry: ChemicalsType: Chemical Engineering+27 more

SSOE Group

Toledo, OH

Designing and Building the Future, Today

Website11 offices2 projects10 leaders7 credentials2 publicationsFounded 1948

Project: Envisage Wealth Worthington Office Biophilic Design

Service: ArchitectureService: Cleanroom Facility DesignService: Interior Wayfinding and LayoutsIndustry: SemiconductorsIndustry: Energy StorageType: Architecture & Engineering+42 more