AI Visibility Index · Cell report
AI Visibility Index: Boilers & Steam Heating Equipment in Washington
27 companies tracked · Last measured September 15, 2026
When a buyer asks an AI assistant for a boilers & steam heating equipment supplier in Washington, these are the companies that get named. This is what we found when the cell was last measured.
The headline numbers
21 of 27
companies never appeared in a single buying question
They were asked the same 5 buying questions as everyone else in this cell and were not named once.
Not sure whether you are one of them? Check your domain.
- Cell average
- 0.96of 15
- Top ten average
- 5.7of 15
Across all 27 tracked companies.
The ten most visible companies in the cell.
A company's score is how many of the 15 measured answers named it.
The top ten in Washington
These are the companies AI assistants named most often when Washington buyers went looking for a supplier in this category.
| Rank | Company | Location | AI visibility |
|---|---|---|---|
| 1 | Cole Industrial Inc27 employees2 name variants
| Lynnwood, Washington | 12 of 15 answers |
| 2 | Proctor Sales Inc29 employees | Lynnwood, Washington | 8 of 15 answers |
| 3 | Seattle Boiler Works2 name variants
| Washington | 8 of 15 answers |
| 4 | Hurley Engineering Co.3 name variants
| Washington | 5 of 15 answers |
| 5 | Steam Supply LLC2 name variants
| Washington | 5 of 15 answers |
| 6 | All Temp Mechanical2 name variants
| Washington | 4 of 15 answers |
| 7 | C H Murphy / Clark‑Ullman2 name variants
| Washington | 4 of 15 answers |
| 8 | Elite Mechanical Services, LLC | Washington | 4 of 15 answers |
| 9 | NW Industrial Mechanics (NWIM) | Oregon, Washington | 4 of 15 answers |
| 10 | Atlas Boiler & Equipment Co8 employees | Spokane, Washington | 3 of 15 answers |
30 more companies were named at least once. Companies outside the top ten are counted in the averages but not named here.
Also named, based in another state
AI assistants named these companies too, but MacRAE'S lists them in a different state, not Washington. They belong to that state's ranking, not this one.
| Company | State | Mentions |
|---|---|---|
| Apollo Mechanical Contractors | Tennessee | 3 of 15 |
| DIVCO | Oklahoma | 3 of 15 |
| FASTCO Corporation | Maine | 1 of 15 |
| Inland Mechanical Inc. (IMC) | North Carolina | 1 of 15 |
| Nationwide Boiler Inc. | California | 1 of 15 |
| WARE | Tennessee | 1 of 15 |
One of these yours?
A complete Blue Book listing is one of the sources assistants read in this category. Confirming your details is free.
Get your monthly reportWhat moved since the last measurement
This is the first measurement of this cell, so there is nothing to compare it with yet. The next measurement will show what moved.
Stability is normal. AI answers in industrial categories change slowly, and a cell can go several measurements with no change in the top ten.
The five questions we asked
Every company in this cell is measured on the same questions, written the way a buyer would type them. That is what makes the ranking a comparison rather than a collection of anecdotes.
- 1“Best boilers and steam heating equipment companies in Washington”
- 2“Who supplies high-pressure industrial steam boilers in Washington”
- 3“I need a Washington boiler and steam heating equipment partner for a hospital central plant upgrade, who should I talk to”
- 4“Top boilers and steam heating equipment suppliers in Washington for facilities management buyers”
- 5“Which Washington boiler and steam heating equipment practitioners can handle turnkey installation and ASME code-compliant pressure vessel work”
- 6“List 20 boilers and steam heating equipment companies in Washington with their specialties.”the roster question
Each question is asked more than once, which is why a company's score is out of 15 answers rather than out of the number of questions.
Where AI drew its answers from
These are the sources the answers in this cell leaned on most, ranked by how many of the named companies each one stands behind.
- en.wikipedia.orgDirectory3 companies
- nwim.us3 companies
- hurleyengineering.com3 companies
- thomasnet.comDirectory3 companies
- coleindust.com2 companies
- alltempseattle.com2 companies
- chmcu.com2 companies
- controlfactors.com2 companies
- divcoec.com2 companies
- seattleschools.org2 companies
- steamsupply.com2 companies
- seattleboiler.com1 company
52 sources were cited across this cell's answers from 41 domains. A directory page often stands behind several companies at once; a company's own site usually stands behind one.
Washington in context
Washington is the only state measured in this category so far, so there is nothing to compare it with yet.
Look up a company
Enter a domain or a company name to see whether it is tracked in this cell, and whether the answers named it. This is a lookup against a measurement already taken, so it is instant.
Try coleindust.com or any other domain
Get your monthly AI Visibility Report
The public Index publishes one measurement per cell. A monthly report covers your own company: every question it was named on, every question it was not, and what moved. Your own position is only ever shown to you.
Nearby cells
Boilers & Steam Heating Equipment in other states
- New York — not measured yet
- California — not measured yet
- Pennsylvania — not measured yet
- Ohio — not measured yet
- Illinois — not measured yet
- Michigan — not measured yet
- New Jersey — not measured yet
- Texas — not measured yet
- Massachusetts — not measured yet
- Minnesota — not measured yet
- Florida — not measured yet
- Missouri — not measured yet
- North Carolina — not measured yet
- Wisconsin — not measured yet
Underlined in ochre: measured and published. The rest are tracked and not measured yet.
Other categories in Washington
- Metal Fabrication Services — not measured yet
- Commercial & Specialty Motor Trucks — not measured yet
- Lithographic, Offset & Letterpress Printing Services — not measured yet
- Retail, Trade Show & Advertising Display Fixtures — not measured yet
- Metal Cutting Machine Tools — not measured yet
- Building Materials — not measured yet
- Contract Machine Work & Machining Services — not measured yet
- Food Products — not measured yet
- Industrial Equipment Rental & Leasing — not measured yet
- Motor Vehicle Parts & Accessories — not measured yet
- Boat & Ship Building & Repair — not measured yet
- Contract Machining Services — not measured yet