Mid Atlantic Storage Systems

What Mid Atlantic Storage Systems does

Mid Atlantic Storage Systems, Inc. (MASSI) is a privately held, licensed general contractor founded in 1984 and headquartered in Washington Court House, Ohio. The company sells and installs bolted-steel storage tanks — primarily CST Storage's Aquastore and TecStore glass-fused-to-steel products — along with CST Covers aluminum dome roofs, for water, wastewater, industrial liquid, oil & gas, fire protection, and landfill leachate applications. Across an eight-state territory in the Midwest and Mid-Atlantic (Indiana, Ohio, Virginia, West Virginia, Pennsylvania, New Jersey, Maryland, Delaware), MASSI has erected more than 3,500 tanks since inception and has held the annual #1 sales volume achievement award from CST Storage every year since 1987, making it the leading Aquastore installer globally.

MASSI operates a project-based, quote-driven business model with revenue generated through one-time installation contracts. The company employs 80+ people organized around regional sales managers (Joe Pingley, Ryan Burke, Ralph Wawrzyniakowski, Jesse Loughney) and field installation crews. Service offerings span the full tank lifecycle: site preparation, construction, inspection/rehabilitation, and safety/certification. The company partners closely with consulting engineering firms that specify tank infrastructure projects, and end customers include municipal water utilities, wastewater treatment facilities, industrial companies, oil & gas operators, and fire protection system installers. MASSI holds safety and compliance certifications including SafeLand USA, OSHA-10-Hour, ISN, and American Red Cross.

Effective January 1, 2026, MASSI was acquired by DXP Enterprises, Inc. (NASDAQ: DXPE) alongside PREMIERflow, LLC, with the two acquired entities generating combined sales of approximately $93.7 million for the eleven months ending November 30, 2025. The acquisition was funded with cash from DXP's balance sheet. No standalone revenue for MASSI is disclosed. Post-acquisition, MASSI operates as a subsidiary of DXP Enterprises, a publicly traded industrial distribution company.

Name

Mid Atlantic Storage Systems

Legal name

Mid Atlantic Storage Systems, Inc.

Website

https://midatlanticstorage.com

Company type

Private

Founded year

1984

Operating status

Acquired

Headcount range

51–100 employees

Short description

Mid Atlantic Storage Systems is a licensed general contractor founded in 1984 that sells and installs CST Storage bolted-steel Aquastore and TecStore tanks across eight Midwestern and Mid-Atlantic states for municipal, industrial, and environmental customers, holding the #1 global dealer title since 1987.

Ownership category

akta.pro rank

Product category

Storage Tank Installation Services

NAICS

Boiler, Tank, and Shipping Container Manufacturing (3324)

SIC

Wholesale-Industrial Machinery & Equipment (5084), Prefabricated Metal Buildings & Components (3448)

akta.pro primary industry

Bulk & Silo Storage (Dry Bulk) (TLALAAAH)

Keywords

• Bolted steel tanks
• Water storage systems
• Tank installation services
• Aluminum dome roofs
• Wastewater storage solutions

Headquarters

HQ city

Washington Court House

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Tank Sales and Installation: MASSI sells and installs bolted-steel storage tanks (Aquastore, TecStore) and CST Covers aluminum dome roofs as a licensed general contractor. Revenue is generated through project-based installation contracts for water, wastewater, industrial, and fire protection applications.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Mid Atlantic Storage Systems (MASSI), founded in 1984 in Washington Court House, Ohio, sells and installs bolted-steel storage tanks (Aquastore and TecStore) and CST Covers aluminum dome roofs as a licensed general contractor and authorized CST Storage dealer. The company provides turnkey storage tank infrastructure including site preparation, tank construction, inspection/rehabilitation, and safety certification services for water, wastewater, leachate, industrial, oil & gas, and fire protection applications across an eight-state Mid-Atlantic and Midwest territory.

Product overview

Mid Atlantic Storage Systems (MASSI) is a tank installation contractor that sells and installs bolted-steel tanks for water and wastewater storage. The company operates as a single-product portfolio centered on CST Storage products, including Aquastore and TecStore tanks, with CST Covers aluminum dome roofs as an add-on product. MASSI provides comprehensive services including site preparation, construction, inspection/rehabilitation, and safety/certification services. Founded in 1984 as an authorized dealer for CST Storage of DeKalb, Illinois, MASSI is the leading Aquastore tank installer in the United States, having erected more than 3,500 tanks since 1987.

Differentiator

Problem solved

Functional benefit

Products and services

• Aquastore Tanks Glass-fused-to-steel bolted storage tanks supplied by CST Storage and installed by MASSI for water, wastewater, leachate, and industrial liquid storage applications in municipal, industrial, oil & gas, and fire protection end markets.
• TecStore Tanks Bolted-steel storage tanks from CST Storage installed by MASSI primarily for dry bulk solids storage in industrial applications.
• CST Covers Aluminum Dome Roofs Aluminum dome roof systems from CST Storage installed by MASSI over storage tanks to control evaporation, contamination, and emissions in water, wastewater, and industrial storage applications.
• Tank Site Preparation and Construction Services Site preparation and bolted-steel tank construction services performed by MASSI as a licensed general contractor, delivered in conjunction with new tank installations for municipal and industrial customers.
• Tank Inspection, Rehabilitation, and Safety Certification Services Inspection, rehabilitation, and safety certification services for existing storage tanks delivered by MASSI to extend tank service life and maintain regulatory compliance for owners of water, wastewater, industrial, and oil & gas storage assets.

Quantifiable outcome

• Over 3,500 tanks erected since 1984
• +1 more outcomes

Named customers5 records

Segments6 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• CST Storage (DeKalb, Illinois)coreOEM/ Whitelabel/ Licensing Partner · 1 January 1984MASSI was founded in 1984 as an authorized, independent dealer for CST Storage of DeKalb, Illinois. They are the exclusive licensed dealer for Aquastore and TecStore glass-fused-to-steel tank products in their eight-state territory. MASSI holds the annual #1 sales volume achievement award from CST Storage every year since 1987, making them the leading CST Storage tank installer globally.

Scale indicators4 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Superior Tank Co. Manufacturer and installer of bolted steel and welded storage tanks for water, wastewater, and industrial applications in the US—closely comparable scale and product offering to MASSI.
• DN Tanks: Designs and installs prestressed concrete tanks for water, wastewater, and industrial liquid storage—MASSI's principal substitute technology competing for the same municipal and industrial specification opportunities.
• Permastore: UK-based manufacturer of glass-fused-to-steel tanks (PERMASTORE, TRICON, and BIOSHIELD) that directly competes with CST Storage's Aquastore technology in municipal and industrial water/wastewater applications.
• Greatario Engineered Storage Systems: Designer, manufacturer, and installer of bolted steel storage tanks for potable water, wastewater, and industrial liquids—comparable scale and product offering to MASSI's Aquastore franchise, primarily Canada-based but expanding into US markets.
• Tank Connection: Manufacturer and installer of bolted steel storage tanks (powder-coated, liquid-applied, and LIQ Fusion coatings) serving water, wastewater, and industrial markets—directly competing with Aquastore and TecStore product lines.
• Columbian TecTank: Manufacturer of bolted and welded carbon steel tanks for water, wastewater, and dry bulk applications—one of the closest direct competitors to CST Storage's Aquastore product in the bolted-steel tank space.

Broad incumbents

• Evoqua Water Technologies: Major water and wastewater treatment solutions provider with broad service and equipment offerings; competes with MASSI at the systems level for municipal water infrastructure projects and represents an adjacent incumbency in MASSI's core end markets.
• Xylem Inc. Global water technology company serving utilities and industrial customers across the water cycle; an established incumbent whose water and wastewater solutions portfolio overlaps with MASSI's end-customer base.

Regional players

• Snyder Industries: Manufacturer of bulk storage and containment solutions (polyethylene and steel tanks) for industrial liquid and chemical storage; competes in adjacent storage product categories though primarily with non-bolted-steel construction.

Emerging players

• CST Storage: Manufacturer of the Aquastore and TecStore tanks that MASSI installs; while the OEM partner, CST Storage also sells and installs directly in some territories, making it both supplier and a competitive reference for MASSI's positioning.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/MASSITeam
• Facebookfacebook.com/midatlanticstorage
• LinkedInlinkedin.com/company/mid-atlantic-storage-systems-inc.

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Mid Atlantic Storage Systems