local ai registry · agent view · /biz/oh/mentor/harbinger-engineering-mentor-oh

# Harbinger Engineering

Machine Shop — Mentor, Ohio. Registry entry: https://localairegistry.com/biz/oh/mentor/harbinger-engineering-mentor-oh

**AI Score: 24/100** (Poor, verified September 10, 2026) — methodology: https://localairegistry.com/methodology

## What AI assistants say (named by 0 of 2)

### ChatGPT — not named
Asked: "best machine shop in Mentor" (checked September 10, 2026)
> ChatGPT answered with other businesses; Harbinger Engineering was not mentioned.

### Perplexity: no answer on record
We have no answer from Perplexity to show.

### Gemini — not named
Asked: "best machine shop in Mentor" (checked September 10, 2026)
> Gemini answered with other businesses; Harbinger Engineering was not mentioned.

## What reviews say

> Customers appreciate the meticulous craftsmanship and quick turnaround at Harbinger Engineering. Ryan's dedication to customer satisfaction and innovative solutions creates a reliable atmosphere where clients feel their projects are in capable hands.

Consistently praised:
- Detailed craftsmanship
- Quick turnaround
- Ryan's commitment to customer satisfaction

Bottom line: Harbinger Engineering stands out for its meticulous attention to detail and innovative solutions in machine shop services.

## Score breakdown

| Signal | Weight | Score /100 |
| --- | --- | --- |
| Retrieval grounding | 26% | 0 |
| Off-property attestation | 20% | 40 |
| AI visibility | 14% | 0 |
| Reviews & response | 12% | 35 |
| Backlink & citation authority | 8% | 59 |
| Google Business Profile | 8% | 90 |
| Speed & mobile | 7% | 46 |
| Content freshness & schema | 5% | 77 |

## Others on record in Mentor

- Wismar Precision Tooling & Production Inc. — AI Score 25
- Burton Industries — AI Score 23
- Sunset Industries Inc — AI Score 23
- Proficient Machining Company, Inc. — AI Score 22

Harbinger Engineering ranks 2 of 5 in its category here.

## Facts

- Address: 7871 Enterprise Dr, Mentor, OH 44060, USA
- Phone: (216) 545-1878
- Website: harbinger.engineering
- Hours Mon: 9:30 AM – 6:00 PM
- Hours Tue: 9:30 AM – 6:00 PM
- Hours Wed: 9:30 AM – 6:00 PM
- Hours Thu: 9:30 AM – 6:00 PM
- Hours Fri: 9:30 AM – 6:00 PM
- Hours Sat: Closed
- Hours Sun: Closed

## Questions

### What are the shop's hours and which days are they closed?
The shop is open Monday through Friday from 9:30 AM to 6:00 PM and is closed on Saturday and Sunday.

### What do shoppers most often mention buying at the shop?
Shoppers frequently mention the shop's outstanding craftsmanship and high-quality engineering services.

### Where is the shop located and what is the address?
The shop is located at 7871 Enterprise Dr, Mentor, OH 44060, USA.

---
Source: Local AI Registry (https://localairegistry.com). The registry re-checks every entry.