Activated Carbon Leader in Purification
Calgon Carbon (calgoncarbon.com) scores 81 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Manufacturing brands, Energy & Utilities brands, Other brands, in the 83rd percentile of 31030 Manufacturing brands.
Calgon Carbon, founded in 1942 and headquartered in Pittsburgh, is a company that manufactures activated carbon products for air and water purification. It serves municipalities, industrial facilities, and businesses in water treatment, wastewater management, food and pharmaceutical processing, and environmental purification sectors. The company offers products such as FILTRASORB, emphasizing domestic production, reliability, and over 40 years of performance history in purification applications.
| Brand Name | Calgon Carbon |
|---|---|
| Domain | calgoncarbon.com |
| Industry | Manufacturing, Energy & Utilities |
| Founded | 1942 |
| Headquarters | Pittsburgh |
| Main Competitors | Cabot Corporation (83/100), Kuraray (88/100), Jacobi Carbons, Carbon Activated Corporation, Evoqua Water Technologies (60/100), Ingevity (78/100), Donau Carbon |
Ranked #1,414,317 on the Tranco list of most-visited sites - modest traffic makes the brand easy for AI models to overlook.
Calgon Carbon has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "Modern communities are faced with daunting air and water purification challenges. Learn how Calgon Carbon uses activated carbon to meet those needs." (Meta description: 22 words (ideal length). OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: 1 JSON-LD block(s), Organization schema, Breadcrumb/Website schema, og:title, og:description, og:type, Twitter cards, canonical. Adding FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Detected tech stack: WordPress.
Social footprint: verified profiles on X (Twitter), Facebook, YouTube, Instagram; no detected presence on LinkedIn, GitHub - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked November 2026.
When asked "What is Calgon Carbon?", Claude could identify the brand as of November 2026. Calgon Carbon is a manufacturer specializing in activated carbon products and water/air purification systems, serving industrial, municipal, and environmental markets. It's a subsidiary of Kuraray and has long been a leading supplier of granular and powdered activated carbon used Best known for Activated carbon products for water and air purification.
When asked "Best brands similar to Calgon Carbon?", Claude would recommend Calgon Carbon as of November 2026. It's one of the most established and widely recognized names in activated carbon and water treatment solutions, so it would naturally come up for industrial filtration or purification needs.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
Calgon Carbon's main competitors in Manufacturing: Cabot Corporation (83/100), Kuraray (88/100), Evoqua Water Technologies (60/100), Ingevity (78/100).
Sources: Brand Analyzer scan
Calgon Carbon is a U.S.-based company that manufactures activated carbon products used for air and water purification. Founded in 1942 and headquartered in Pittsburgh, it provides purification solutions for municipal, industrial, and environmental applications.
Sources: Calgon Carbon official site
Calgon Carbon has moderate AI-search visibility, scoring 51/100 on Brand Analyzer's AI visibility composite (visibility 63, trust 27, recommendation 57). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: Calgon Carbon official site
Calgon Carbon was founded in 1942. Calgon Carbon operates in the Manufacturing category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.
Sources: Wikidata
Calgon Carbon is headquartered in Pittsburgh. Calgon Carbon operates in the Manufacturing category.
Sources: Wikidata
Calgon Carbon offers activated carbon products, including its FILTRASORB line, used for water and air purification. These products serve municipal water treatment, wastewater management, industrial processing, and food and pharmaceutical manufacturing applications.
Sources: Calgon Carbon official site
Calgon Carbon develops and manufactures activated carbon solutions designed to address air and water purification challenges. Its products are used in municipal water treatment, wastewater management, industrial processing, and food and pharmaceutical manufacturing to remove contaminants and improve purification outcomes.
Sources: Calgon Carbon official site
Calgon Carbon scores 57/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Manufacturing options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: Calgon Carbon official site
Calgon Carbon can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: Calgon Carbon official site
Calgon Carbon's products are used by municipalities, industrial facilities, and businesses operating in water treatment, wastewater management, food and pharmaceutical processing, and environmental purification sectors.
Sources: Calgon Carbon official site
Calgon Carbon is known for its activated carbon products, including its FILTRASORB line, used in water and air purification. The company has built a reputation over more than 40 years for reliable, domestically produced, tariff-free activated carbon solutions.
Sources: Calgon Carbon official site
Calgon Carbon scores 51/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
Calgon Carbon has a limited AI-visibility profile at 51/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (63/100) and its weakest is trust (27/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a global traffic rank of #1,414,317 (Tranco). The main gaps holding it back: no llms.txt to steer AI to its best pages. In a live check, Claude could already identify Calgon Carbon from memory (November 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to Calgon Carbon: Caleres (81/100), Calderys (81/100), Calrec (81/100), Camira (81/100).
A step up - brands to learn from: Zuken (91/100), Zoetis (91/100).
Category leader: DHL (97/100).
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