---
title: "Ron Ramies Inc — Clean Truck Check, Portola Valley, CA"
description: "Ron Ramies Inc in Portola Valley, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and…"
url: "https://ctcfinder.com/tester/ron-ramies-inc-portola-valley/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Ron Ramies Inc

Clean Truck Check tester in Portola Valley, CA (San Mateo County).

> CTC Finder is an independent directory, not affiliated with CARB. Tester data: CARB Clean Truck Check public tester list, last checked November 1, 2026. Confirm services, hours and prices with the tester.

| Field | Value |
|---|---|
| Location | 115 Portola Rd, Portola Valley, CA 94028 |
| County | San Mateo County |
| Phone | (650) 400-2116 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Ron Ramies Inc can test

| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Yes |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Yes |
| Diesel, model year 2012 or older (no OBD) | Smoke opacity test (SAE J1667) plus visual inspection | Not listed |
| California-registered motorhome | Same test as above by engine year, once a year | Yes |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is TJF Solutions in Menlo Park, about 6 miles away. [See listing](https://ctcfinder.com/tester/tjf-solutions-menlo-park/).

## Clean Truck Check testers in San Mateo County

Ron Ramies Inc is one of 31 testing businesses in San Mateo County on CARB's public tester list. 27 of them offer mobile testing and 17 do smoke opacity tests.

## When your truck is due

Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the [deadline guide](https://ctcfinder.com/guide/deadlines-2026-2027/). You can test up to 90 days before a deadline. Free email reminders: https://ctcfinder.com/reminders/

## Frequently asked questions

### Does Ron Ramies Inc offer mobile Clean Truck Check testing?

Yes. Ron Ramies Inc says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.

### Can Ron Ramies Inc test a 2012 or older diesel truck?

Ron Ramies Inc does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [TJF Solutions](https://ctcfinder.com/tester/tjf-solutions-menlo-park/) (about 6 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Ron Ramies Inc charge for a Clean Truck Check?

Ron Ramies Inc has not published prices with us; call (650) 400-2116 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the [cost guide](https://ctcfinder.com/guide/cost/).

### Is Ron Ramies Inc a CARB-credentialed tester?

Ron Ramies Inc appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS.

## Other testers nearby

- **[TJF Solutions](https://ctcfinder.com/tester/tjf-solutions-menlo-park/)** — 3523 Haven Ave, Menlo Park, CA 94025 — (650) 771-4532 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Balboni Electric](https://ctcfinder.com/tester/balboni-electric-redwood-city/)** — 823 Cleveland St, Redwood City, CA 94061 — (650) 766-4997 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Filthy Busters Inc.](https://ctcfinder.com/tester/filthy-busters-inc-redwood-city/)** — 1249 Sabrina Ct, Redwood City, CA 94061 — (510) 326-5901 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Mountain View Smog Center](https://ctcfinder.com/tester/mountain-view-smog-center-mountain-view/)** — Mountain View, CA 94040 — (650) 938-7664 — 7 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Rolling Wrench Truck & Trailer Repair Inc.](https://ctcfinder.com/tester/rolling-wrench-truck-and-trailer-repair-inc-la-honda/)** — 23 Pope Rd, La Honda, CA 94020 — (650) 921-0487 — 7 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[AllTrack Mobile Repair](https://ctcfinder.com/tester/alltrack-mobile-repair-mountain-view/)** — 211 Hope St #391334, Mountain View, CA 94041 — (650) 382-2828 — 8 mi. Services: mobile testing, OBD testing.