Hartwell Environmental Corporation

What Hartwell Environmental Corporation does

Hartwell Environmental Corporation is a privately held, Texas-based manufacturer representative firm serving municipal and industrial water and wastewater treatment customers across Texas and Oklahoma. Founded in 1976 as Hartwell Engineering Co., Inc. and rebranded in 1997, the company operates from four regional offices (Tomball/Houston, Austin, Arlington, and Skiatook/Tulsa) with 11-50 employees. Rather than developing proprietary technology, Hartwell represents over 50 leading equipment manufacturers covering the full treatment spectrum, including screening, chemical feed, aeration, filtration, clarification, disinfection, sludge handling, and odor control systems. Key principals include Veolia Water Technologies (Infilco Degremont, Ozonia), Xylem/Sanitaire, De Nora Water Technologies (Capital Controls, Tetra, EST, ClorTec), Aqua-Aerobic Systems, JWC Environmental, Walker Process Equipment, Pulsafeeder, and Saveco.

The company's business model is built on three revenue streams: equipment sales (representative commissions on the multi-manufacturer portfolio), field service and maintenance (factory-trained technicians providing on-site repair, preventive maintenance, electronics calibration, and system rehabilitation), and parts sales (a stocked inventory of Capital Controls/De Nora parts with 24-hour shipping). Service operations are explicitly limited to the TX/OK region, though parts ship nationwide. Hartwell generates no proprietary software or technology revenue and operates as a traditional industrial distribution and aftermarket service business with an enterprise field sales motion.

Customer segments are split between municipal water/wastewater utilities (the primary segment), industrial process water clients, and utility districts. Go-to-market relies on direct field sales at the four branch locations, active participation in regional and national water industry conferences (WEAT, Texas Water, WEF, AWWA ACE, WEFTEC, OWEA, AWBD, TML), and a quarterly customer newsletter, 'The Wet Gazette.' Pricing is quote-based with no public disclosure, and the company is privately held with no external investors, parent company, or funding rounds identified in available sources.

Name

Hartwell Environmental Corporation

Legal name

Hartwell Environmental Corporation

Website

https://hartwellenv.com

Company type

Private

Founded year

1997

Operating status

Operating

Headcount range

11–50 employees

Short description

Hartwell Environmental Corporation is a Texas-based manufacturer representative serving municipal and industrial water and wastewater treatment customers across Texas and Oklahoma, representing over 50 equipment brands and providing field service and parts support from four regional offices.

Ownership category

akta.pro rank

Product category

Water and Wastewater Treatment Equipment Distribution

NAICS

Environmental Consulting Services (541620)

SIC

General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Water, Wastewater & Stormwater Compliance (BPAHAJAJ)

akta.pro secondary industries

Monitoring & Control (Dosing Systems, Remote Monitoring, Sensors) (BPABAJAK), Pipework, Calorifier & Heat Exchanger Descaling/Decontamination (BPABAJAI)

Keywords

• Water treatment equipment
• Wastewater treatment equipment
• Manufacturer representative services
• Municipal water systems
• Industrial wastewater treatment

Headquarters

HQ city

Tomball

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Revenue model

1. Equipment Sales: Hartwell Environmental generates revenue by representing manufacturers of water and wastewater treatment equipment to municipal and industrial customers in Texas and Oklahoma. They sell equipment including pumps, screens, clarifiers, filters, aeration systems, and disinfection equipment from their portfolio of manufacturer partners.
2. Field Service and Maintenance: The company provides on-site repair, preventive maintenance, electronics calibration, and system rehabilitation services. They maintain an extensive inventory of parts for Capital Controls/De Nora equipment with 24-hour shipping and offer factory-trained technicians for service calls.
3. Parts Sales: Hartwell maintains dedicated parts sales specialists and an extensive inventory of parts, particularly for Capital Controls/De Nora equipment. Parts are stocked and shipped within 24 hours with direct billing and credit card payment options.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Hartwell Environmental Corporation is a manufacturer representative firm that represents over 50 leading manufacturers of water and wastewater treatment equipment, selling pumps, screens, clarifiers, filters, aeration systems, and disinfection equipment to municipal and industrial facilities. The company supplements equipment sales with factory-trained field service, preventive maintenance, electronics calibration, system rehabilitation, and an extensive parts inventory (with 24-hour shipping) primarily for Capital Controls/De Nora equipment, serving customers across Texas and Oklahoma through four branch offices.

Product overview

Hartwell Environmental Corporation is a manufacturer representative firm serving municipal and industrial water and wastewater treatment facilities in Texas and Oklahoma. Rather than a single unified software product, its offering consists of a broad portfolio of represented manufacturers—over 45 equipment brands spanning pumps, headworks screening, biological treatment, filtration, clarification, disinfection, sludge handling, and odor control—alongside complementary field service, parts supply, and seminar offerings. Key manufacturer brands include Aqua-Aerobic Systems (biological processes, cloth media filtration, SBRs), De Nora Water Technologies (Capital Controls, Tetra, EST, ClorTec), Veolia Water Technologies (Infilco Degremont, Ozonia), Xylem/Sanitaire (aeration, sequencing batch reactors), JWC Environmental (Muffin Monster grinders), Walker Process Equipment (clarifiers, thickeners, RBCs), and Saveco (SAVI, SPECO, FSM screens). The company acts as a single point of access for this multi-brand portfolio, augmented by factory-trained field service technicians, 24-hour parts shipping, and quarterly newsletter outreach.

Differentiator

Problem solved

Functional benefit

Products and services

• Represented Manufacturer Equipment Portfolio Portfolio of water and wastewater treatment equipment from over 50 represented manufacturers covering the full treatment spectrum including screening, chemical feed, aeration, filtration, clarification, disinfection, sludge handling, and odor control systems. Key brands include Aqua-Aerobic Systems (biological processes, SBRs, cloth media filtration), De Nora Water Technologies (Capital Controls gas feed, Tetra filter underdrain, EST scrubbers, ClorTec on-site hypochlorite generation), Veolia Water Technologies (Infilco Degremont clarifiers, ABW filters, Ozonia ozone/UV), Xylem/Sanitaire (aeration, ABJ SBRs, Flygt mixers), JWC Environmental (Muffin Monster grinders, screens, thickeners), Walker Process Equipment (clarifiers, thickeners, RBCs), Pulsafeeder (metering pumps), Seepex (progressive cavity pumps), and Saveco (SAVI, SPECO, FSM screens). Sold to municipal drinking water and wastewater treatment facilities and industrial customers in Texas and Oklahoma.
• Field Service and Repair Factory-trained service technicians located at Houston and Arlington offices provide in-house or on-site repair, complete system rehabilitation, electronics calibration, troubleshooting and repair of automation systems, annual preventative maintenance programs, system evaluation and recommendations, new equipment installations, and existing equipment upgrades for represented manufacturers. Service is available only in Texas and Oklahoma markets; hotline at 1-800-766-2207. Authorized service for DeNora, Velodyne, JWC Environmental, Pulsafeeder, Enviro-Care and FSM Factory Certified, and many others.
• Parts Sales and Inventory Dedicated parts sales specialist maintaining an extensive inventory of parts, particularly for Capital Controls/De Nora equipment. Stocked parts are shipped within 24 hours of order placement, with direct billing and credit card payment options available for ordering convenience.

Quantifiable outcome

• Parts shipped within 24 hours of order

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Veolia Water Technologies: Global provider of water and wastewater treatment solutions including Infilco Degremont and Ozonia product lines that Hartwell distributes. Serves the same municipal/industrial customer base across the same equipment categories through direct sales and a rep network of which Hartwell is a key Texas/Oklahoma node.
• Mueller Water Products: Manufacturer of water infrastructure products including valves, hydrants, and pipe products serving US municipal water utilities. Serves a largely overlapping municipal customer base with complementary water infrastructure products distributed through similar rep channels.
• De Nora Water Technologies: Manufacturer of disinfection, filtration, and electrochemical water treatment equipment including Capital Controls, Tetra, EST, and ClorTec product lines. Direct principal partner of Hartwell (with a 24-hour parts program specifically supporting De Nora equipment), serving the same municipal customers through direct and channel sales.
• Xylem: Global manufacturer of water and wastewater treatment equipment including Sanitaire aeration, Flygt mixers, and ABJ SBR product lines that Hartwell represents. Direct principal partner relationship serving the same municipal and industrial end customers, although as a manufacturer rather than rep/distributor.
• WesTech Engineering: Manufacturer of water and wastewater treatment equipment (clarifiers, thickeners, filtration, biological treatment) serving municipal and industrial customers, now part of Veolia. Sells into the same end markets with overlapping equipment categories and a comparable specification-driven sale motion.
• Watts Water Technologies: Manufacturer of water systems and treatment products serving residential, commercial, and industrial water infrastructure markets. Comparable as a water equipment supplier to municipal and industrial customers with overlapping product categories in filtration, treatment, and water quality management.

Direct peers

• Core & Main: Public distributor of water, wastewater, stormwater, and fire protection infrastructure products serving municipalities, contractors, and industrial customers across the US. Highly comparable to Hartwell as another water infrastructure distributor serving municipal customers, although at materially larger scale (>$7B revenue) and broader geographic footprint.
• Ferguson Enterprises: Major US distributor of plumbing, heating, ventilation, and waterworks products, including its Ferguson Waterworks division serving municipal water and wastewater customers. Directly comparable as a multi-branch distributor with sales/service teams targeting the same municipal and industrial water end markets.

Others

• Aqua-Aerobic Systems: Manufacturer of biological wastewater treatment and cloth media filtration equipment and one of Hartwell's principal distribution partners. Hartwell hosts Aqua-Aerobic's branded educational seminars as a value-add service to mutual customers, making this a close ecosystem relationship rather than a direct competitor.

Regional players

• Ewing Irrigation & Landscape Supply: Wholesale distributor of landscape, irrigation, plumbing, and water management products operating branch networks across the southern and western US. Comparable as a multi-branch distribution model targeting water-related infrastructure customers, with overlap on irrigation, water management, and specialty water treatment categories.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/hartwell-environmental-corp

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

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 Hartwell Environmental Corporation