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Penta Engineering Corp

Committed to Excellence From Concept to Completion

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About the firm

Penta Engineering Corp is a multidisciplinary consulting, engineering, and EPC/EPCM practice founded in 1986 and headquartered in St. Louis, Missouri. PENTA delivers comprehensive solutions across the cement, lime, industrial minerals, mining and metals, minerals processing, and agricultural sectors. It also specializes in supplementary cementitious materials, alternative fuels, and carbon emissions reduction projects, operating additional offices in Tucson, Arizona; Johns Creek, Georgia; and Navi Mumbai, India.

Established
1986
Firm type
Civil Engineering · Structural Engineering · Electrical Engineering · Mechanical Engineering · Process Engineering · Environmental Engineering · Design-Build · EPC

People

Subhash B. MohanPrincipal

Petko A. VlaytchevPresident

Gary L. GiffordVP of Construction

Manoj K. MohanVP of Business Development

Capabilities

Engineering

Service website

Delivering multidisciplinary technical design and leading-edge technology integration from initial feasibility to full detailed construction packages.

  • Mechanical Engineering
  • Structural & Civil Engineering
  • Electrical Engineering
  • Process & Environmental Engineering
  • 3D Scanning Services
  • Inspection & Evaluation of Structures

Consulting

Service website

Providing strategic front-end insights, market analyses, and financial evaluations to guide early-stage industrial investments.

  • Feasibility Studies
  • Market Studies
  • Financial Studies

EPC & EPCM Services

Service website

Executing end-to-end industrial projects with integrated procurement, construction management, and complete design-build delivery.

  • Design-Build
  • Procurement
  • Construction Management

Project Management

Service website

Providing structured planning, scheduling, and execution control to keep industrial projects on track and within budget.

  • Project Planning
  • Project Closeout

Industries

Aggregates & Quarrying · Agriculture · Industrial · Manufacturing · Metals · Mining · Waste-to-Energy · Emissions Control · Carbon Capture

Projects

Ash Classification System EPCM

Western United States · Aggregates & Quarrying

Project details

EPCM services for integrating Type F fly ash into the operations of a Western US diversified construction materials group to meet growing ash demand.

EPCM Waste-To-Fuel Facility

Waste-to-Energy

Project details

Development of a waste-to-fuel production facility producing a fuel supply for use in calcination as a substitute for fossil fuels.

Tire Derived Fuel Facility

Texas · Waste-to-Energy

Project details

Engineering for the installation of a tire derived fuel (TDF) system at an industrial plant in Texas.