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Public engineering firm profile

Terrapin Construction Group

Denver, CO

National Footprint. Local Knowledge. Precision Delivery.

Services
37
Offices
4
Projects
6
Leaders
1
Founded
2024

Overview

Terrapin Construction Group is a nationwide commercial general contractor and design-build firm headquartered in Denver, Colorado, founded in 2024 and licensed in all 50 states. TCG delivers in-house MEP engineering, architectural design, and structural engineering alongside full general contracting and construction management, integrating design and construction under a single contract. The engineers and architects serve cold storage, industrial, healthcare, food processing, cannabis cultivation, data center, life sciences, and pharmaceutical facility projects. MEP and architectural services are available as standalone engagements, with TCG serving as engineer of record or architect of record for owners with a separate general contractor.

Founded
2024

Services

MEP Engineering

Terrapin Construction Group provides full-scope MEP engineering from initial load calculations through commissioning support, integrated within design-build delivery or as standalone services with engineer-of-record responsibility, in all 50 states.

Architectural Design

Full-scope commercial architectural design from schematic through construction administration, following the AIA five-phase process, licensed in all 50 states. Standalone architectural services and design-build engagement models are both available.

Structural Engineering

Foundation, framing, and lateral system design for commercial and industrial buildings, including pre-engineered metal buildings.

Design-Build Services

Single-contract delivery integrating architectural design, MEP engineering, structural engineering, and construction under one team, compressing project schedules by 15-30% versus design-bid-build delivery with a single point of accountability.

Commercial General Contracting

Full GC services across all 50 states for every commercial asset class.

Construction Management

Owner-side project oversight, scheduling, and budget control.

Preconstruction Services

Estimating, value engineering, and constructability review before ground breaks.

Owner's Representative

Independent advocacy protecting owner equity through every project phase.

IMP Installation

Insulated metal panel installation with over 1,000,000 square feet installed across 38 states for cold storage, food processing, cannabis, pharmaceutical, data center, and cleanroom applications. Manufacturer partnerships include PermaTherm, Arch Solar, Kingspan, Metl-Span, CENTRIA, AWIP, MBCI, FALK, and UPI Panels.

Pre-Engineered Metal Buildings

PEMB design, supply, and erection for warehouses, industrial facilities, and retail.

Commercial Roofing

TPO, EPDM, PVC, modified bitumen, metal, and roof restoration nationwide.

Commercial Flooring

Polyaspartic, urethane cement, and resinous flooring systems for cannabis and food processing facilities.

Equipment Procurement

Direct manufacturer relationships for HVAC, refrigeration, and FF&E procurement.

Industries

Firm type

Projects

Cold Storage IMP Facility - Southeast

Southeast, US | Food & Beverage

87,000 SF cold storage with ammonia refrigeration, blast freeze HVAC, high-amperage electrical, and IMP envelope. USDA first-inspection approval.

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Medical Office Building - Houston, TX

Houston, TX | Healthcare

Full MEP for 32,000 SF multi-tenant MOB: dedicated HVAC for imaging, medical gas, 600A service with generator, ASHRAE 170-compliant ventilation.

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Food Processing Plant - Midwest

Midwest, US | Food & Beverage

120,000 SF USDA-certified food processing plant. Process piping, washdown plumbing, dedicated exhaust. Energy modeling reduced annual HVAC operating cost by 28%.

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Pharma Cleanroom - Northeast

Northeast, US | Pharmaceutical

65,000 SF cGMP cleanroom. HVAC, electrical, and plumbing to meet ISO 14644 and FDA validation requirements. Commissioning passed first inspection.

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Credentials and affiliations

Affiliations

Leadership

William C. Goodin

Founder

Offices

Denver (HQ)

Headquarters

3000 Lawrence St #304

Denver, CO 80205

(720) 593-0169

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Houston

825 Town & Country Ln #850

Houston, TX 77024

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Albany

300 Great Oaks Blvd Suite 300

Albany, NY 12203

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Sheridan