TDI Turbotwin
TDI Turbotwin is a Dayton, Ohio–based industrial manufacturer, founded in 1979, that designs and sells turbine-powered air starters (TurboTwister T6/T7, TurboTwin, TurboStart) through a global authorized distributor network serving oil and gas, marine, mining, and power generation operators.
- Company typePrivate
- Founded1979
- HeadquartersDayton, United States
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What TDI Turbotwin does
TDI Turbotwin (legal entity TDI Tech Development, Inc.) is a Dayton, Ohio–based industrial manufacturer that designs, builds, and sells turbine-powered air starters used to crank large reciprocating engines and gas turbines. Founded in 1979, the firm pioneered the turbine air starter category and sells a focused product family — TurboTwister T6, TurboTwister T7, TurboTwin, and TurboStart — built around a single core technology (a turbine driven by compressed air) engineered for reliability in extreme and remote environments.
The company serves four primary end markets: oil and gas, marine, mining, and power generation, where engine-start reliability directly affects operational uptime and safety. Sales are conducted exclusively through an authorized global distributor network surfaced via a "Find a Distributor" tool on the corporate website, with no direct-sales motion, no public pricing, and no disclosed end-customer logos. The business model is therefore a classic industrial OEM hardware-sale model, monetized through unit shipments and aftermarket spares via channel partners.
TDI is a privately held U.S. corporation with no disclosed external funding, no parent company, no subsidiaries, and no M&A history in the available data. The "Need Support?" link on the tdistarters.com site routes to unisonindustries.com, suggesting a possible operational affiliation with Unison Industries (a GE Aerospace business), but this relationship is not formally documented in the source material. The 2025-era website refresh, including updated TurboTwister imagery, indicates the firm remains an active operating business investing in its primary digital and channel infrastructure.
TDI Turbotwin firmographics
Firmographics- Name
- TDI Turbotwin
- Legal name
- TDI Tech Development, Inc.
- Website
- https://tdi-airstarter.com
- Company type
- Private
- Founded year
- 1979
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- TDI Turbotwin is a Dayton, Ohio–based industrial manufacturer, founded in 1979, that designs and sells turbine-powered air starters (TurboTwister T6/T7, TurboTwin, TurboStart) through a global authorized distributor network serving oil and gas, marine, mining, and power generation operators.
- Ownership category
- akta.pro rank
TDI Turbotwin industry classification
Industry- Product category
- Industrial Turbine Air Starters
- NAICS
- Turbine and Turbine Generator Set Units Manufacturing (333611), Engine, Turbine, and Power Transmission Equipment Manufacturing (3336)
- SIC
- Engines & Turbines (3510)
- akta.pro primary industry
- Gas Turbines (Industrial & Utility-Scale) (IMAHAFAA)
Keywords
Where TDI Turbotwin is headquartered
LocationHeadquarters
- HQ city
- Dayton
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
TDI Turbotwin business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Turbine Air Starter Hardware Sales: TDI generates revenue through the sale of turbine air starter products including TurboTwister T6, TurboTwister T7, TurboTwin, and TurboStart models. The company sells industrial equipment directly to customers in oil and gas, marine, mining, and power generation industries through their distributor network.
Go-to-market motion1 record
Distribution channels1 record
Marketing channels3 records
TDI Turbotwin product offering
Product offeringCore offering
TDI Turbotwin manufactures and sells turbine air starters and regulators, turbo boost, tech torque drives, valves and accessories, and turbo valves for critical engine starting applications. Its product lineup includes the TurboTwister T6, TurboTwister T7, TurboTwin, and TurboStart models, sold through an authorized distributor network to industrial customers in oil and gas, marine, mining, and power generation.
Product overview
TDI is a hardware company offering a portfolio of turbine air starting systems. The product line includes the TurboTwister (T6 and T7 models), TurboTwin, and TurboStart models. All products are turbine-powered air starters designed for critical engine starting applications in demanding environments. The company pioneered turbine air starters in 1979 and serves industries including oil and gas, marine, mining, and power generation.
Differentiator
Problem solved
Functional benefit
Brands
- TurboTwister: Turbine air starter product line known for reliable performance in tough environments. Includes T6 and T7 models.
- TurboTwin
- TurboStart
Products and services
- TurboTwister T6
- TurboTwister T7
- TurboTwin
- TurboStart
Quantifiable outcome
- Keeping Alaska Freight Haulers Running Smoothly - real-world reliability case study
Companies that use TDI Turbotwin
Customer profileSegments4 records
Ideal customer profiles4 records
TDI Turbotwin technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
TDI Turbotwin partnerships and signals
Strategic signalScale indicators2 records
Recent moves3 records
Expansion highlights3 records
TDI Turbotwin competitors and assessment
Company assessmentBroad incumbents
- GE Aerospace: GE Aerospace (parent of Unison Industries) designs and manufactures industrial and aerospace gas turbines, with adjacent expertise in starter and turbomachinery subsystems. It is a broader incumbent whose subsidiary Unison appears to be affiliated with TDI Turbotwin.
- Honeywell Aerospace: Honeywell Aerospace produces turbine engine components, starter systems, and ignition technologies for both aircraft and industrial gas turbine applications. It overlaps with TDI Turbotwin on small gas turbine / starter-component know-how, though it operates across a much broader portfolio.
- Solar Turbines (Caterpillar): Solar Turbines (a Caterpillar subsidiary) manufactures industrial gas turbines used in oil & gas and power generation — the same verticals TDI serves. It is a much larger incumbent with complementary small-gas-turbine expertise.
- Mitsubishi Heavy Industries: Mitsubishi Heavy Industries designs industrial gas turbines, aero engines, and turbomachinery components. It operates in overlapping technology domains (small turbines, turbine components) and adjacent end markets, particularly in power generation and marine.
- Rolls-Royce Power Systems (MTU): Rolls-Royce Power Systems (MTU/Rolls-Royce Solutions) builds large industrial diesel and gas engines for marine, mining, oil & gas, and power generation. While not a starter OEM, it is a major buyer-adjacent peer whose engines use the type of turbine air starters TDI supplies.
- Siemens Energy: Siemens Energy designs and manufactures industrial gas turbines and power generation equipment including systems that require reliable engine starting. It represents the broader incumbent space in industrial gas turbines where TDI operates at the small/auxiliary end.
Regional players
- Cummins: Cummins manufactures diesel and gas engines used in oil & gas, marine, mining, and power generation — the same industries TDI's starters address. While primarily an engine OEM rather than a starter maker, it is a critical customer-adjacent peer and indirect competitor via integrated starting solutions.
Direct peers
- Eaton: Eaton supplies air starter systems and engine starting components for diesel and gas engines used in oil & gas, marine, mining, and power generation — the exact same end markets TDI serves. It is a direct substitute supplier competing on price, reliability, and distribution reach.
- Ingersoll Rand: Ingersoll Rand manufactures industrial air starters and is one of the most direct competitors to TDI Turbotwin in turbine-based engine starting systems for oil & gas, marine, and power generation markets. Both companies sell small industrial gas turbines designed to crank large engines in harsh environments.
Others
- Unison Industries (GE Aerospace): Unison Industries manufactures turbine engine components, ignition systems, and starter-related hardware for aerospace and industrial gas turbines. The TDI website's 'Need Support' link routes to Unison, indicating a likely ownership or affiliation relationship and a directly comparable turbine-component technology base.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
TDI Turbotwin social profiles
Digital presenceTDI Turbotwin financial estimates
Financial estimateRevenue estimate
Valuation estimate
TDI Turbotwin leadership team
Management profileNumber of profiles
TDI Turbotwin funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
TDI Turbotwin M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about TDI Turbotwin
What does TDI Turbotwin do?
TDI Turbotwin manufactures and sells turbine air starters and regulators, turbo boost, tech torque drives, valves and accessories, and turbo valves for critical engine starting applications. Its product lineup includes the TurboTwister T6, TurboTwister T7, TurboTwin, and TurboStart models, sold through an authorized distributor network to industrial customers in oil and gas, marine, mining, and power generation.
Is TDI Turbotwin a public or private company?
TDI Turbotwin is a private company. It is classified as unknown and is currently operating.
When was TDI Turbotwin founded?
TDI Turbotwin was founded in 1979. It employs 1 to 10 people.
Where is TDI Turbotwin based?
TDI Turbotwin is headquartered in Dayton, United States, in the North America region.
How does TDI Turbotwin make money?
One revenue line is on record: turbine Air Starter Hardware Sales.
Who are TDI Turbotwin's main competitors?
Broad incumbents on record are GE Aerospace, Honeywell Aerospace, Solar Turbines (Caterpillar), Mitsubishi Heavy Industries, Rolls-Royce Power Systems (MTU) and Siemens Energy. Cummins is listed as a regional player. Direct peers are Eaton and Ingersoll Rand. Unison Industries (GE Aerospace) is listed as an others.
Does TDI Turbotwin have an API?
No public API is recorded for TDI Turbotwin.
What industry is TDI Turbotwin in?
TDI Turbotwin's product category is Industrial Turbine Air Starters. Its primary akta.pro industry code is IMAHAFAA, Gas Turbines (Industrial & Utility-Scale). Its NAICS code is 333611 and its SIC code is 3510.