Washington contractor
MECHANICAL SERV & INTRGRTN LLC
Registered in Washington for 7 years
- License number
- MECHASI826QW
- UBI
- 604178724
- Trade
- Electrical(all electrical contractors in Washington)
- L&I license type and specialty
- ELECTRICAL CONTRACTOR · GENERAL
- City
- SEATTLE, WA(all contractors in Seattle)
- Phone
- (206) 767-7140
Current verification
- Found: Active Washington contractor registration
- Found: Current bond record found
- Found: No Attorney General complaint records found
- Review: 1 other license record under the same UBI
From the state records below; each section shows its source and when it was last synced.
Registration
- Status
- ACTIVE
- Effective date
- November 13, 2018
- Expiration date
- December 21, 2026
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Related licenses
One other license number is registered under the same UBI, 604178724. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.
- MECHANICAL SERV & INTRGRTN LLCRE-LICENSED
License MECHASI821CF · ELECTRICAL CONTRACTOR · February 6, 2018 to February 6, 2026
L&I describes this status as "relicensed under another name, structure, or specialty." Relicensing is common: a business is given a new license number when it changes its legal structure, name, or specialty.
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Bond
Current bond
- Bond company
- Western Surety Co
- Bond number
- 63510947
- Amount
- $4,000
- Effective date
- February 2, 2018
- Expiration date
- Until canceled
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Liability insurance
Current policy
Chapter 19.28 RCW, the electrical contractor licensing law, requires a bond and does not require liability insurance. L&I's insurance dataset has no policy on file for this contractor.
Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.
People
Principals L&I lists for this license.
- JOSTOL, BARRY ESince November 13, 2018
- JOSTOL, CHRIS ASince November 13, 2018
- MECH SERV/INTERGRATION LLCSince November 13, 2018
Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Attorney General complaints
No Attorney General complaint records found.
Matched on business name and city: MECHANICAL SERV INTRGRTN in SEATTLE. Complaints filed under another name or city are not included.
One other registered contractor shares this business name and city: MECHANICAL SERV & INTRGRTN LLC (MECHASI821CF, RE-LICENSED). Complaints are matched by business name and city, so any complaint records shown here also appear on those pages. The records do not say which of these contractors a complaint was about.
A complaint record does not establish that the business violated the law.
Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.
Record history
Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.
No changes recorded since our records began on October 6, 2026.
Sources
- L&I Contractor License Data - General, Washington State Department of Labor & Industries
- L&I Contractor License Data - Bond, Washington State Department of Labor & Industries
- L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries
- L&I Contractor License - Principal Data, Washington State Department of Labor & Industries
- Attorney General Consumer Complaints, Washington State Attorney General's Office
Record last synced October 7, 2026.
Check this record against the state directly on L&I's Verify a Contractor page (search by license number MECHASI826QW).