About STP
STP is a Transportation, Automotive & Logistics company based in Danbury (United States) founded in 1954, and was acquired by Bregal Unternehmerkapital in November 2020. Automotive products are supplied to the vehicle industry by STP. Its website stp.com draws about 44 thousand monthly visits. STP offers products and services including Petrol Injector Cleaner, Diesel Injector Cleaner, Oil Treatment for Petrol Engines, and Oil Treatment for Diesel Engines. Its focus areas include Auto, Auto Retail & Aftersales, Parts & Accessories and B2C. Its legal entity is Energizer Auto. Its competitors include Valvoline, AutoZone and Discount Tire.
Company details
STP was founded in 1954 and is headquartered in Danbury, United States. Automotive products, including additives and lubricants, are supplied by the company to support vehicle maintenance and performance. Operations are centered in the automotive sector, with distribution handled through established channels across North America. The companys domain, stp.com, facilitates access to product information and resources for industry partners. Focus remains on reliable supply for aftermarket needs.
- InvestorsUnion Carbide Corporation
& 1 more
- Acquired by
Products & Services of STP
STP offers a comprehensive portfolio of products and services, including Petrol Injector Cleaner, Diesel Injector Cleaner, Oil Treatment for Petrol Engines, and Oil Treatment for Diesel Engines.
Cleans petrol injectors to enhance engine efficiency and performance.
Improves diesel engine performance by removing injector deposits.
Protects and extends the life of petrol engine components.
Enhances lubrication and reduces wear in diesel engines.
Investors in STP
STP has secured backing from 2 investors, including institutional investors. Prominent investors backing the company include Union Carbide Corporation and Bregal Unternehmerkapital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
| bregal.de | ||||
Operates as chemical manufacturer and subsidiary providing industrial products. | 1917 | unioncarbide.com | Bound Brook, United States |
Investor details for STP
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
Timeline of STP
3 dated milestones of STP across 66 years, from founding to its latest funding, stage changes and deals.
- Founded STP is founded.
- Exit Acquired by Union Carbide Corporation.
- Exit Acquired by Bregal Unternehmerkapital.
Competitors of STP
STP has 3 listed competitors in our database. They include Valvoline, AutoZone and Discount Tire.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| valvoline.com | 1866 | Lexington, United States | Lubricants and automotive services are marketed and supplied. | |||
| autozone.com | 1979 | Memphis, United States | 119,000 | Automotive replacement parts and accessories are retailed by AutoZone. | ||
| discounttire.com | 1997 | Madison, United States | Retailer offering tires, wheels, and accessories for vehicles online and in stores. |
Detailed competitors of STP
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of STP
The website of STP (stp.com) receives about 43.9K visits a month and ranks #698,555 among all websites worldwide, #10,891 in Chemical Industry.
- Monthly visits43.9K
▼ 1.9% vs previous month
- Unique visitors18.9K
per month
- Global rank#698,555
among all websites
- Category rank#10,891
Heavy Industry and Engineering · Chemical Industry
- Bounce rate38%
- Pages per visit2.1
- Average visit30 sec
- DevicesDesktop 31% Β· Mobile 69%
Websites whose visitors overlap most with STP. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| valvoline.com | 100% | 237.9K | #184,648 | View details | |
protecusa.com | protecusa.com | 99% | β | ||
berrymanproducts.com | berrymanproducts.com | 95% | #656,123 | β | |
justicebrothers.com | justicebrothers.com | 92% | #5,215,507 | β | |
| sasol.com | 83% | 272.2K | #215,913 | View details | |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
| β’β’β’β’β’β’β’β’β’β’ | β’β’β’β’β’β’.com | β’β’% | β’.β’M | #β’β’β’β’β’ | β |
All 12 similar websites and full traffic analytics for STP
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 12 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Unlock complete access to The Company Check
Get unrestricted viewing across everything we track β from companies and brands to investors, funding rounds, acquisitions, financials, and more.
- Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
- Full access to every database India & global coverage, advanced filters and rich profile details
- Always-on access from your team account Single premium plan for everything you see on the portal
Related news about Stp
Complete news archive for STP
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Frequently Asked Questions about STP
STP was founded in 1954.
STP is headquartered in Danbury, United States. It is registered at Danbury, Connecticut, United States.
STP was founded in 1954 and is headquartered in Danbury, United States. Automotive products, including additives and lubricants, are supplied by the company to support vehicle maintenance and performance. Operations are centered in the automotive sector, with distribution handled through established channels across North America. The companys domain, stp.com, facilitates access to product information and resources for industry partners. Focus remains on reliable supply for aftermarket needs.
STP's top competitors include AutoZone, Valvoline and Discount Tire.
STP offers Petrol Injector Cleaner, Diesel Injector Cleaner, Oil Treatment for Petrol Engines, and Oil Treatment for Diesel Engines.
STP has 2 investors. Key investors include Union Carbide Corporation, and Bregal Unternehmerkapital.
STP operates through Energizer Auto.
Yes. STP was acquired by Bregal Unternehmerkapital in November 2020.

