Mass Tank
Mass Tank Corp is a privately held, 100-year-old Middleboro, Massachusetts manufacturer of UL-, ASME-, and AWWA-certified industrial storage tanks, pressure vessels, and polyethylene tanks, selling direct to chemical, oil and gas, water, pharmaceutical, food and beverage, defense, and government customers with bundled inspection, field service, and rental offerings.
- Company typePrivate
- Founded1920
- HeadquartersMiddleboro, United States
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What Mass Tank does
Mass Tank Corp, founded circa 1920 and headquartered in a 60,000-square-foot manufacturing facility in Middleboro, Massachusetts, is a privately held designer and manufacturer of industrial storage tanks serving chemical processing, oil and gas, municipal water and wastewater, food and beverage, pharmaceutical, defense, and government end markets. The company's core product lines include UL 2085 Fireguard fire-rated tanks, UL 142 Flameshield double-wall tanks, ASME pressure vessels, custom steel tanks up to 70,000 gallons, underground storage tanks, polyethylene tanks (distributed in partnership with Assmann), and Myers Waste Oil Systems, complemented by tank linings, oil-water separators, and tank equipment accessories. Mass Tank generates revenue through hardware sales (new tanks, rentals of 250–25,000 gallon units) and professional services, specifically STI SP001, API 653/570/510, AWWA, NACE, and third-party inspections alongside field services covering ASME repairs, maintenance, cleaning, confined-space entry, and modifications. Distribution is direct and sales-led through named account contacts, phone, email, and a website-based Request for Quote system; pricing is not publicly disclosed and is project-based. The company holds an unusually broad certification stack (STI, UL, ASME, AWWA, API, NACE, NSF/ANSI), is an SDVOSB with Top-Secret clearance for government work, operates the Eastern Reliability subsidiary for chemical and pharmaceutical specification work, and claims the largest tank distributor position in New England serving 10,000+ active client accounts.
Mass Tank firmographics
Firmographics- Name
- Mass Tank
- Legal name
- Mass Tank Corp
- Website
- https://masstank.com
- Company type
- Private
- Founded year
- 1920
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Mass Tank Corp is a privately held, 100-year-old Middleboro, Massachusetts manufacturer of UL-, ASME-, and AWWA-certified industrial storage tanks, pressure vessels, and polyethylene tanks, selling direct to chemical, oil and gas, water, pharmaceutical, food and beverage, defense, and government customers with bundled inspection, field service, and rental offerings.
- Ownership category
- akta.pro rank
Mass Tank industry classification
Industry- Product category
- Industrial Tank Manufacturing
- NAICS
- Metal Tank (Heavy Gauge) Manufacturing (332420), Boiler, Tank, and Shipping Container Manufacturing (3324)
- SIC
- Special Industry Machinery (No Metalworking Machinery) (3550)
- akta.pro primary industry
- Chemical Tank Farms & Bulk Liquid Chemical Storage (TLALAHAH)
- akta.pro secondary industries
- Refined Products Tank Farms & Terminals (TLAGAKAB), Liquid Bulk Storage & Tank Farm Operators (Independent Storage) (TLAHABAM), Storage Tank Inspection (AST/UST) (EUAEAHAC)
Keywords
Where Mass Tank is headquartered
LocationHeadquarters
- HQ city
- Middleboro
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Mass Tank business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Tank Sales: Mass Tank generates primary revenue through the sale of industrial storage tanks including aboveground tanks, underground tanks, pressure vessels, polyethylene tanks, and custom fabricated tanks. The company manufactures and sells various tank types with capacities ranging from 50 gallons to 250,000 gallons.
- Inspection Services: Tank inspection services including STI SP001, API 653, API 570, API 510, AWWA standards, NACE coating inspections, non-destructive testing, and third-party inspections.
- Field Services: Field services including ASME repairs, maintenance, cleaning, confined space entry, tank repairs and modifications, piping repairs, coating and painting, and aggregate blasting.
- Tank Rentals: Temporary tank rentals for events, construction projects, emergencies, and non-compliance situations. Rental tanks range from 250 to 25,000 gallons.
Go-to-market motion1 record
Distribution channels4 records
Marketing channels7 records
Mass Tank product offering
Product offeringCore offering
Mass Tank designs, manufactures, and services industrial steel and polyethylene storage tanks — including aboveground tanks (UL 2085 Fireguard, UL 142 Flameshield, single-wall fuel, water), underground storage tanks, ASME pressure vessels, custom tanks, oil-water separators, and Myers waste oil systems. The company also provides tank inspection (STI SP001, API 653/570/510, AWWA, NACE), field services (ASME repairs, maintenance, cleaning, modifications, coating), and short-term tank rentals ranging from 250 to 25,000 gallons.
Product overview
Mass Tank is an industrial tank manufacturing company offering a comprehensive portfolio of aboveground and underground storage tanks. The core product lines include UL 2085 Fireguard tanks with fire protection, UL 142 Flameshield double-wall tanks for flammable liquids, custom steel tanks, ASME pressure vessels, and polyethylene tanks. The company also offers Myers Waste Oil Systems in standard, medium, and heavy-duty configurations, plus oil-water separators. Value-added services include tank linings, tank rentals (250-25,000 gallons), and a subsidiary (Eastern Reliability) for chemical and pharmaceutical applications. The company holds numerous certifications including AWWA, UL, API, STI, and OSHA, and serves over 10,000 active client accounts from its 60,000-square-foot Massachusetts facility.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- Over 100 years of continuous operation with consistent repeat business
- +2 more outcomes
Companies that use Mass Tank
Customer profileNamed customers10 records
Segments8 records
Ideal customer profiles4 records
Mass Tank technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
Mass Tank partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core.
- Assmann Corporation of AmericacoreMass Tank is the northeast distributor of all Assmann polyethylene tank products. They resell Assmann's complete line of plastic tanks including sizes from 50 gallon to 12,000 gallon capacities. Mass Tank serves as the exclusive or primary reseller for the Northeast region.
- Eastern ReliabilitycoreEastern Reliability is a Mass Tank company specializing in the design and specification of chemical and industrial tanks. They serve markets including chemical process, biomedical, pharmaceutical, food, dairy, water, wastewater, microelectronics, breweries, boiler treatment, and photonic sectors. Eastern Reliability also serves as the northeast distributor for Assmann products.
Scale indicators3 records
Recent moves7 records
Expansion highlights5 records
Mass Tank competitors and assessment
Company assessmentDirect peers
- Containment Solutions: Manufacturer of fiberglass and steel underground storage tanks for petroleum, water, and wastewater applications. Owned by Matrix Service Company subsidiary, competing in overlapping underground tank market segments.
- Highland Tank: Steel tank manufacturer producing UL-listed aboveground and underground storage tanks for petroleum, chemical, and water markets. Direct competitor with overlapping product lines including fireguard and Flameshield-style tanks.
- Xerxes Corporation (Shawcor): Manufacturer of fiberglass reinforced plastic underground storage tanks for fuel, water, and wastewater applications under the Xerxes brand. Competes directly with Mass Tank's underground storage tank portfolio.
- Snyder Industries: Manufacturer of polyethylene and cross-linked polyethylene bulk storage tanks (50 to 12,000+ gallons) for industrial chemical, water, and agricultural applications. Direct competitor on the polyethylene product line that Mass Tank distributes via Assmann.
Broad incumbents
- Matrix Service Company: Industrial contractor specializing in storage terminal construction, tanks, and field services for energy and chemicals. Competitor in tank-related construction and inspection services to oil & gas and chemical end markets.
- Worthington Enterprises: Large publicly-traded manufacturer of pressure cylinders, tanks, and specialty consumer products. Competes with Mass Tank in pressure vessels and propane/fuel storage categories as part of a much broader portfolio.
- Norwesco: One of the largest North American manufacturers of polyethylene tanks with national distribution. Broad incumbent that competes with Mass Tank's Assmann-distributed PE product line across multiple geographies.
Others
- Assmann Corporation of America: Manufacturer of polyethylene tanks and corrosion-resistant containers; Mass Tank is their northeast U.S. distribution partner. Channel relationship more than direct competition, but Assmann competes with Mass Tank in adjacent geographies.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
Mass Tank social profiles
Digital presenceMass Tank financial estimates
Financial estimateRevenue estimate
Valuation estimate
Mass Tank leadership team
Management profileNumber of profiles
Profiles2 records
Mass Tank subsidiaries and ownership
Company hierarchySubsidiaries1 record
Mass Tank funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Mass Tank 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 Mass Tank
What does Mass Tank do?
Mass Tank designs, manufactures, and services industrial steel and polyethylene storage tanks — including aboveground tanks (UL 2085 Fireguard, UL 142 Flameshield, single-wall fuel, water), underground storage tanks, ASME pressure vessels, custom tanks, oil-water separators, and Myers waste oil systems. The company also provides tank inspection (STI SP001, API 653/570/510, AWWA, NACE), field services (ASME repairs, maintenance, cleaning, modifications, coating), and short-term tank rentals ranging from 250 to 25,000 gallons.
Is Mass Tank a public or private company?
Mass Tank is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Mass Tank founded?
Mass Tank was founded in 1920. It employs 51 to 100 people.
Where is Mass Tank based?
Mass Tank is headquartered in Middleboro, United States, in the North America region.
How does Mass Tank make money?
Four revenue lines are on record. Tank Sales are the primary driver. The others are inspection Services, field Services and tank Rentals.
Who are Mass Tank's main competitors?
Direct peers on record are Containment Solutions, Highland Tank, Xerxes Corporation (Shawcor) and Snyder Industries. Broad incumbents are Matrix Service Company, Worthington Enterprises and Norwesco. Assmann Corporation of America is listed as an others.
Does Mass Tank have an API?
No public API is recorded for Mass Tank.
What industry is Mass Tank in?
Mass Tank's product category is Industrial Tank Manufacturing. Its primary akta.pro industry code is TLALAHAH, Chemical Tank Farms & Bulk Liquid Chemical Storage, with a secondary code of TLAGAKAB, Refined Products Tank Farms & Terminals. Its NAICS code is 332420 and its SIC code is 3550.