Hydro, Inc.
Hydro, Inc. is an independent, privately held industrial engineering company founded in 1969 that provides pump repair, reverse engineering, parts manufacturing, and IIoT-based condition monitoring services to power, nuclear, oil and gas, steel, pulp and paper, and municipal customers through 19+ global service centers.
- Company typePrivate
- Founded1969
- HeadquartersChicago, United States
- Headcount251–500
- GTM typeB2B
- OfferingServices
What Hydro, Inc. does
Hydro, Inc. is a privately held, independent engineering services company headquartered in Chicago that has provided pump repair and aftermarket support to industrial customers since 1969. The company operates as an OEM-agnostic service provider — explicitly not affiliated with any single pump manufacturer — and has built what it describes as the world's largest independent pump rebuilder footprint, with 19+ company-owned service centers across the United States, Canada, the United Kingdom, the United Arab Emirates, Oman, India, Australia, and Vietnam.
The company's core offering spans the rotating-equipment aftermarket: quality pump repair with engineered upgrades, reverse engineering of pump components, engineering and reliability services (vibration analysis, finite element analysis, fluid flow simulation via AFT Fathom, health audits, Energy Edge efficiency optimization), critical parts manufacturing (including expedited stuffing boxes), field and emergency services, and certified performance testing at its Chicago test lab. Its primary technology product is Centaur, a wireless IIoT condition monitoring system combining mechanical sensors with predictive maintenance software to detect abnormal vibration, misalignment, imbalance, and bearing degradation in rotating equipment. Hydro also operates Hydro University, an education and training program including IMPEL certification courses. The company maintains nuclear-grade credentials (ASME N certification, NPT and NR stamps, NUPIC-audited 10 CFR Part 50 Appendix B quality program) and broad ISO 9001 quality coverage across its service centers.
Hydro serves enterprise and government customers across power generation (fossil, nuclear, combined-cycle), oil and gas (refineries, pipelines), steel, pulp and paper, municipal water/wastewater, and general industrial verticals. Revenue is generated through quote-based professional services contracts, hardware parts sales, and recurring condition monitoring subscriptions. No public revenue is disclosed. The company has no parent organization, no disclosed funding rounds, and no public ownership; it has grown organically and through small acquisitions (e.g., Evans Hydro) since 1969.
Hydro, Inc. firmographics
Firmographics- Name
- Hydro, Inc.
- Legal name
- Hydro, Inc.
- Website
- https://hydroinc.com
- Company type
- Private
- Founded year
- 1969
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Hydro, Inc. is an independent, privately held industrial engineering company founded in 1969 that provides pump repair, reverse engineering, parts manufacturing, and IIoT-based condition monitoring services to power, nuclear, oil and gas, steel, pulp and paper, and municipal customers through 19+ global service centers.
- Ownership category
- akta.pro rank
Hydro, Inc. industry classification
Industry- Product category
- Industrial Pump Repair and Engineering Services
- NAICS
- Pump and Compressor Manufacturing (33391)
- SIC
- Pumps & Pumping Equipment (3561)
- akta.pro primary industry
- Pump, Well & Booster System Service for Irrigation (HSAIAEAI)
- akta.pro secondary industries
- Plumbing & Utility Systems (Potable/Non-Potable Water, Sanitary, Storm, Sewage Lift) (EUAEAFAF), Hydropower Operations, Maintenance & Refurbishment (R&M/Life Extension) (EUACAEAG)
Keywords
Where Hydro, Inc. is headquartered
LocationHeadquarters
- HQ city
- Chicago
- HQ country
- United States
- HQ region
- North America
Offices19 records
Markets served
Hydro, Inc. business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Infrastructure, Technology or R&D, Supply Chain, Marketing or Sales
Revenue model
- Pump Repair and Rebuild Services: Core revenue stream from repair, rebuild, and upgrade services for industrial pumps across multiple industries. Services include quality pump repair, reverse engineering, engineered upgrades, and performance testing.
- Engineering Services: Engineering analysis, reliability services, troubleshooting, and system optimization services. Includes vibration analysis, health audits, finite element analysis, and fluid flow simulation.
- Parts Solutions: Manufacturing and supply of critical pump parts, including reverse-engineered components, castings, and machined parts for the pump aftermarket.
- Condition Monitoring (Centaur): Wireless condition monitoring hardware and software services for predictive maintenance of rotating equipment.
- Education and Training: Hydro University training programs and IMPEL certification for pump maintenance and troubleshooting education.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Quote-based industrial services pricing |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels6 records
Hydro, Inc. product offering
Product offeringCore offering
Hydro, Inc. is the world's largest independent pump rebuilder, providing industrial pump repair, engineered upgrades, reverse engineering, critical parts manufacturing, field and emergency services, certified performance testing, system reliability services, and the proprietary Centaur IIoT condition monitoring platform across a global network of 19+ service centers serving power generation, nuclear, oil and gas, steel, pulp and paper, and municipal sectors.
Product overview
Hydro, Inc. is a total pump solutions provider offering a comprehensive portfolio of services for the rotating equipment aftermarket. The core product is Centaur, a wireless condition monitoring/IIoT system that provides predictive maintenance capabilities. The service portfolio includes quality pump repair with engineered upgrades, engineering services (including Energy Edge), reverse engineering, critical parts solutions, system reliability services, field and emergency services, and certified performance testing. Hydro University provides education and training, while specialized divisions serve nuclear, oil and gas, and other industrial sectors. Hydro Parts Solutions handles expedited component manufacturing. The company operates a global network of service centers across North America, Canada, Europe, Middle East, India, and Asia Pacific.
Differentiator
Problem solved
Functional benefit
Brands
- Centaur: Hydro's condition monitoring system offering solutions through the convergence of expert knowledge and state-of-the-art technology, providing end-users with insight into the health of their rotating machinery.
- Hydro University
Products and services
- Centaur Condition Monitoring (IIoT) Wireless IIoT condition monitoring system for rotating machinery that combines mechanical sensors (triaxial accelerometers, vibration, temperature) with predictive maintenance software, delivering anomaly detection, rate-of-change analysis, and 24/7 visibility into pump and motor health for industrial end-users.
- Quality Pump Repair Comprehensive industrial pump repair service covering high-capacity vertical pumps and other rotating equipment, executed with engineered upgrades to improve performance and extend reliability beyond OEM specifications; delivered through Hydro's global service center network.
- Engineering Services (including Energy Edge) Expert engineering services including Energy Edge energy optimization solutions that combine mechanical and hydraulic design experience with AFT Fathom fluid flow simulation to model system behavior, optimize pump performance, troubleshoot system-driven issues, and quantify energy savings.
- Reverse Engineering Reverse engineering service that analyzes pump components, develops casting patterns, and manufactures replacement parts to original or upgraded specifications, enabling faster turnaround than OEM suppliers and supporting legacy/Obsolete pump models.
- Critical Parts Solutions (Hydro Parts Solutions) Manufacturing and supply service for critical pump components including expedited stuffing boxes, wear parts, and custom-machined components, with rapid turnaround capability for refinery and industrial customers; expanded in April 2026 to include expedited stuffing box delivery for Gulf Coast refinery injection pumps.
- Field & Emergency Services On-site field service offering installation, preventive maintenance, and emergency repair support for pumping equipment, dispatched from Hydro's regional service centers to industrial customer sites worldwide.
- Certified Performance Testing Certified pump performance testing service delivered from Hydro's Chicago test lab supporting up to 5,000HP testing capacity, used to verify hydraulic performance, validate repairs, and certify pumps for industrial customers across North America.
- Hydro University (Education & Training) Education and training program including IMPEL certification courses, webinars, e-learning, and in-person seminars that teach industrial end-users how to troubleshoot and maintain pumping equipment.
- System Reliability Services On-site reliability and diagnostics service offering advanced troubleshooting, vibration analysis, pump hydraulic performance testing, finite element analysis, and rotating-equipment health audits to detect issues such as misalignment, imbalance, mechanical looseness, bearing degradation, and natural-frequency problems.
- Nuclear Pump Services (HydroAire) Certified pump services for the nuclear industry delivered through HydroAire Madison, providing ASME N-stamp, NPT and NR-certified work on Nuclear Safety-Related and ASME Code Pumps with a 10 CFR Part 50 Appendix B / ASME Section III compliant Quality Assurance Program audited by NUPIC.
Quantifiable outcome
- Pump life cycle extended from 8 to 60 months with descaling pump upgrades ($1,702,500 savings in 48 months)
- +5 more outcomes
Companies that use Hydro, Inc.
Customer profileNamed customers8 records
Segments7 records
Ideal customer profiles6 records
Hydro, Inc. technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration1 record
AI capability3 records
Feature1 record
Hydro, Inc. partnerships and signals
Strategic signalScale indicators3 records
Recent moves6 records
Expansion highlights6 records
Hydro, Inc. competitors and assessment
Company assessmentEmerging players
- AESSEAL: AESSEAL is an independent manufacturer of mechanical seals and supporting reliability services for rotating equipment. While narrower in product scope (seals vs. full pumps), it shares Hydro's OEM-independent positioning and reliability-services DNA.
- Fristam Pumps: Fristam is a privately held sanitary and industrial pump manufacturer with service capabilities in food, beverage, pharma, and chemical processing. It is comparable in scale and ownership structure to Hydro, though focused on a different end-market mix.
Broad incumbents
- ITT Inc. ITT's Industrial Process and Motion Technologies segments include pumps (e.g., Goulds, Bornemann) with significant aftermarket service operations. It competes with Hydro in oil & gas, chemical, and general industrial pump services at larger scale.
- Weir Group: Weir is a diversified mining and flow control OEM with aftermarket services for pumps, valves, and comminution equipment. While broader in scope and mining-focused, its aftermarket service model and engineered upgrades are highly comparable to Hydro's business.
- Xylem: Xylem is a large water and wastewater-focused pump OEM and services provider, with growing digital and IIoT offerings (e.g., Flygt, Wedeco). It overlaps with Hydro's municipal water/wastewater service business and parts of its Centaur-style condition monitoring roadmap.
Direct peers
- Sulzer: Sulzer is a global pump OEM with a substantial aftermarket and service business across power, oil & gas, water, and general industry. It directly competes with Hydro in pump repair, reverse engineering, engineered upgrades, and parts — but as an OEM rather than an independent rebuilder.
- Flowserve: Flowserve is a leading pump and valve OEM with a large installed-base aftermarket service network. It overlaps with Hydro in refinery, power, and pipeline mainline pump service, though Flowserve typically serves its own installed base rather than operating as an OEM-agnostic rebuilder.
- KSB: KSB is a German pump and valve manufacturer with global service centers serving power, water, and industrial markets. Hydro directly competes with KSB service arms on boiler feed, process, and water pumps, particularly in power generation and pulp & paper.
Regional players
- Wilo: Wilo is a European-headquartered pump manufacturer with strong service operations in building services, water management, and industry. While more EMEA-focused, its aftermarket service expansion into industrial segments makes it a relevant comparable for Hydro's European engineering hub.
- Sundyne: Sundyne (a portfolio company of Accudyne) manufactures high-speed pumps and compressors for oil & gas, petrochemical, and power applications, with aftermarket service. It overlaps with Hydro on process pump repair in oil & gas and refinery service.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Hydro, Inc. social profiles
Digital presenceHydro, Inc. compliance and trust
Trust signalCompliance5 records
Hydro, Inc. financial estimates
Financial estimateRevenue estimate
Valuation estimate
Hydro, Inc. leadership team
Management profileNumber of profiles
Profiles2 records
Hydro, Inc. subsidiaries and ownership
Company hierarchySubsidiaries8 records
Hydro, Inc. funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Hydro, Inc. 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 Hydro, Inc.
What does Hydro, Inc. do?
Hydro, Inc. is the world's largest independent pump rebuilder, providing industrial pump repair, engineered upgrades, reverse engineering, critical parts manufacturing, field and emergency services, certified performance testing, system reliability services, and the proprietary Centaur IIoT condition monitoring platform across a global network of 19+ service centers serving power generation, nuclear, oil and gas, steel, pulp and paper, and municipal sectors.
Is Hydro, Inc. a public or private company?
Hydro, Inc. is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Hydro, Inc. founded?
Hydro, Inc. was founded in 1969. It employs 251 to 500 people.
Where is Hydro, Inc. based?
Hydro, Inc. is headquartered in Chicago, United States, in the North America region.
How does Hydro, Inc. make money?
Five revenue lines are on record. Pump Repair and Rebuild Services are the primary driver. The others are engineering Services, parts Solutions, condition Monitoring (Centaur) and education and Training.
Who are Hydro, Inc.'s main competitors?
Emerging players on record are AESSEAL and Fristam Pumps. Broad incumbents are ITT Inc., Weir Group and Xylem. Direct peers are Sulzer, Flowserve and KSB. Regional players are Wilo and Sundyne.
Does Hydro, Inc. have an API?
No public API is recorded for Hydro, Inc..
What industry is Hydro, Inc. in?
Hydro, Inc.'s product category is Industrial Pump Repair and Engineering Services. Its primary akta.pro industry code is HSAIAEAI, Pump, Well & Booster System Service for Irrigation, with a secondary code of EUAEAFAF, Plumbing & Utility Systems (Potable/Non-Potable Water, Sanitary, Storm, Sewage Lift). Its NAICS code is 33391 and its SIC code is 3561.