What Wind Tower Technologies does

Wind Tower Technologies LLC is a privately held Boulder/Broomfield, Colorado engineering firm that designs and licenses a patented precast segmental concrete wind tower system for the utility-scale wind energy market. The company's core technology uses on-site match casting of annular concrete segments combined with external post-tensioning and match-cast dry joints to assemble towers at hub heights of 100m-200m, exceeding the ~90m ceiling imposed by steel tower transportation constraints. The technology is protected by multiple granted US patents and has been independently certified by TuvSud, with a reference installation in Adams County, Iowa that was the largest land-based wind turbine in the United States at 379 feet (115m hub height).

The company's business model rests on two reinforcing revenue streams: professional services (engineering design, construction management, technical field services, repower engineering, and failure analysis and remediation) and outbound technology licensing to turbine OEMs and regional partners. WTT's flagship channel relationship is with Siemens Energy, which commercially launched a concrete tower product based on WTT's patents, and the firm has also partnered with Jiangsu Golden Ocean to deploy 120m-140m towers on 2MW-3MW turbines with major Chinese developers. The go-to-market is enterprise field sales targeting wind energy developers, utilities, and turbine manufacturers across the Americas, EMEA, and Asia.

WTT is led by founder and CEO Jim Lockwood and operates with 1-10 employees. Its competitive positioning is built on proprietary tower geometry, active participation in wind energy standards bodies (ASCE/AWEA RP2011 and IEC Foundation Structures), and a portfolio of services that extends the addressable market beyond new-build construction into repowering and life cycle engineering for the installed wind fleet.

Name

Wind Tower Technologies

Legal name

Wind Tower Technologies LLC

Website

https://windtowertechnologies.com

Company type

Private

Founded year

2015

Operating status

Operating

Headcount range

1–10 employees

Short description

Wind Tower Technologies is a Colorado engineering firm that designs, licenses, and provides construction management for a patented precast segmental concrete wind tower system enabling 100m-200m hub heights for wind energy developers, utilities, and turbine OEMs worldwide.

Ownership category

akta.pro rank

Product category

Wind Energy Engineering and Tower Construction Services

NAICS

Structural Steel and Precast Concrete Contractors (23812)

SIC

Concrete Products, Except Block & Brick (3272), Heavy Construction Other Than Bldg Const - Contractors (1600)

akta.pro primary industry

Wind Blades, Towers & Foundations Manufacturing (EUAMAHAE)

akta.pro secondary industries

Wind Turbine Installation & Commissioning (Cranes, Vessels, Jack-ups) (EUAMACAG), Wind Operations, Maintenance & Asset Management (Scheduled/Unscheduled) (EUAMACAH), Wind Blades, Towers & Foundations Manufacturing (EUAMACAD)

Keywords

• Concrete wind towers
• Wind energy engineering
• Tower construction management
• Wind farm repowering
• Precast segmental construction

Headquarters

HQ city

Boulder

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales

Revenue model

1. Professional Engineering Services: Engineering services including precast concrete and hybrid designs for tall towers, foundation design, failure analysis and remediation, and remote structural monitoring
2. Construction Management: Construction management services including formwork and special equipment procurement, global supplier network management, production process improvement support, and safety management programs
3. Technical Field Services: On-site technical services including materials and construction quality assurance, geometry control procedures and oversight, contractor training, and inspection services
4. Repower Services: Services for reinforcing foundations and towers, new loading geotechnical and structural analysis, and life cycle engineering for existing wind tower infrastructure
5. Failure Analysis and Remediation: Remote monitoring, remediation engineering and procedures, and on-site support services
6. Technology Licensing: Licensing of patented concrete wind tower technology and construction methodologies to partners such as Siemens for commercial deployment

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Wind Tower Technologies designs and licenses a patented precast segmental concrete wind tower system with match-cast dry joints and external post-tensioning that enables 100m to 200m hub heights. The company also sells professional engineering, construction management, technical field, repower, and failure analysis/remediation services to wind farm developers, utilities, and turbine manufacturers. Its technology is deployed globally through licensing partnerships (Siemens Energy) and direct project contracts (Americas, EMEA, China via Jiangsu Golden Ocean).

Product overview

Wind Tower Technologies offers a patented precast segmental concrete wind tower system as its core product, complemented by a suite of engineering and construction services. The tower system enables higher hub heights (100m-200m) than traditional steel towers through match-cast concrete segments with external post tensioning. The services portfolio includes Professional Engineering (tower design, foundation design, structural monitoring), Construction Management (procurement, supplier network, safety), Technical Field Services (quality assurance, inspection, training), Repower Services (reinforcement, lifecycle engineering), and Failure Analysis and Remediation. The company has deployed towers in the Americas (including the tallest US wind tower at 115m hub height) and EMEA regions (120m-140m towers for 2MW-3MW turbines).

Differentiator

Problem solved

Functional benefit

Products and services

• Precast Segmental Concrete Wind Tower System Patented precast segmental concrete wind tower system that uses on-site match casting with reusable formwork, match-cast dry joints under continual compression (no grouting), external post-tensioning for ease of inspection, and reusable segments that allow taller and larger turbines during repowering. Enables hub heights of 100m to 200m, surpassing the ~90m transport constraint of conventional steel towers, and reduces foundation size. Sold directly to wind farm developers and licensed to turbine OEMs.
• Professional Engineering Services Engineering services covering precast concrete and hybrid tower designs for 100m to 200m hub heights, foundation design, failure analysis and remediation, and remote structural monitoring of towers and foundations. Targeted at wind farm developers, utilities, and turbine OEMs undertaking new tower construction or repowering projects.
• Construction Management Services Construction management services including formwork and special equipment procurement, global supplier network coordination, production process improvement support, and safety management programs for concrete wind tower construction projects. Targeted at wind developers and utilities deploying WTT tower systems.
• Technical Field Services On-site technical services including materials and construction quality assurance, geometry control procedures and oversight, contractor training, and inspection services for wind tower construction projects. Targeted at EPC contractors and project owners deploying WTT tower systems.
• Repower Services Repowering services including reinforcement of foundations and towers, new loading geotechnical and structural analysis, and life cycle engineering for existing wind tower infrastructure. Targeted at wind farm operators seeking to upgrade to taller towers and larger turbines on existing sites.
• Failure Analysis and Remediation Services Failure analysis and remediation services including remote monitoring, remediation engineering and procedures, and on-site support for wind tower failures. Targeted at wind farm owners and operators needing post-incident structural support.
• Concrete Wind Tower Technology Licensing Licensing of WTT's patented concrete wind tower system and construction methodologies (on-site match casting of annular precast tower segments, match-cast dry joints, external post-tensioning) to turbine manufacturers such as Siemens Energy for commercial deployment under the OEM's brand. Targeted at turbine OEMs seeking differentiated tall-tower solutions.

Quantifiable outcome

• Tallest wind tower in North America at 115m hub height (379 feet) - 100+ feet taller than neighboring steel-constructed turbines
• +2 more outcomes

Named customers2 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered flagship and core.

• Siemens EnergyflagshipStrategic or Co-development PartnerSiemens partnered with Wind Tower Technologies of Boulder, CO for engineering and construction methodologies for their commercial concrete wind turbine tower technology launch. The patented tower system features on-site match casting of annular precast tower segments, eliminating the need for grout between tower sections. This technology places turbines at higher altitudes in stronger winds, resulting in more energy production and increased project revenue for customers.
• Jiangsu Golden OceancoreStrategic or Co-development PartnerWTT and Jiangsu Golden Ocean partnered to offer the patented and proven concrete tower technology for construction of tall wind towers exceeding 120 meters to the hub in China. The partnership includes multiple contracts with major Chinese developers of wind energy facilities. Towers range from 120m to 140m for 2MW and 3MW turbines, with rotor diameters up to 145m.

Scale indicators4 records

Recent moves6 records

Expansion highlights4 records

Regional players

• Bladt Industries: Danish manufacturer of offshore wind foundations, substations, and onshore tower components. Not a US competitor, but offers comparable heavy-fabrication and concrete-component capabilities serving European wind developers — similar customers to WTT's EMEA footprint.

Broad incumbents

• Nordex: German wind turbine OEM with growing US and European market share in utility-scale onshore wind. Comparable to WTT's customer profile and a relevant incumbent against which WTT's concrete tower approach competes.
• GE Renewable Energy: Major US-headquartered wind turbine OEM with significant onshore presence. Functions as a broad incumbent comparable to WTT's customer base; represents both a potential licensor for WTT's tower technology and a competitive threat through its own steel-tower and hybrid offerings.
• Vestas: World's largest wind turbine manufacturer and major competitor in the broader onshore wind market. Although primarily a steel-tower customer through its supply chain, Vestas represents the standard incumbent offering against which WTT-enabled OEMs must differentiate on hub height and levelized cost of energy.
• Siemens Gamesa: Global wind turbine OEM that has commercially launched concrete wind tower technology using WTT's engineering and construction methodologies. Functions simultaneously as licensing partner (white-label customer) and broad incumbent competitor across the full turbine + tower solution suite.

Emerging players

• Suzlon: Indian wind turbine OEM with global emerging-market footprint. Comparable to WTT's customer base in developing wind markets and a potential future licensing channel for concrete tower technology in high-growth geographies.
• TPI Composites: US-based wind turbine blade manufacturer serving global OEMs. Not a direct competitor but a comparable adjacent wind-component manufacturer that demonstrates the venture-backed specialty-component business model WTT might evolve toward at scale.

Direct peers

• Enercon: German wind turbine OEM and direct competitor in concrete/hybrid tower technology. Enercon has decades of experience building tall concrete and hybrid steel-concrete towers and competes with WTT for the same utility-scale wind developers seeking hub heights above 100m.
• Max Bögl Wind: German construction and engineering company producing very tall precast concrete and hybrid wind towers (180m+ hub heights). Closely comparable to WTT in technology approach — segmented, prestressed concrete construction — and competes for the same EMEA customer base seeking tall-tower solutions.

Others

• Tindall Corporation: Major US precast/prestressed concrete manufacturer with similar segmental post-tensioning expertise. Could compete for precast tower contracts or serve as a potential manufacturing partner/scale supplier for WTT's tower segment production.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/wind-tower-technologies

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wind Tower Technologies