Updated: Jun 01, 2026
Location and Projects
Address
P O BOX 1330, Hollister, CA, 95024
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Trillo Mechanical Photos
Trillo Mechanical
Trillo Mechanical Contractors, Inc. is a locally owned and operated heating/air and ventilation company serving customers in the Bay Area of California.
We provide our customers with first-rate repairs, services and installations.
Most of our customers are business owners, but we service residential customers, also.
Customers want a dependable company which puts their concerns and needs first. It is our primary goal to provide you with the service you need.
Our employees are qualified to troubleshoot, repair, install and replace all makes and models of units. We are factory trained on most all brands.
Our company maintains professional company trucks, which show up at your location in a timely manner.
We are professional and thorough and leave all job sites cleaner and better looking than they were when we started. Service and follow-up has always been a part of our tradition and commitment to our customers.
From BuildZoom: Trillo Mechanical, Hollister, Po Box 1330, Hollister, CA (Employees: Mark Joseph Trillo and Trisha Scutchall) holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Trillo Mechanical, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Trillo Mechanical Contact Information
Phone Number: (831) 636-7825
Address: P O BOX 1330, Hollister, CA 95024
Trillo Mechanical Hollister
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Trillo Mechanical has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
Our building permit records indicate that Trillo Mechanical has worked on at least
1.0 project over the past 2 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
1 project
|
$100k-$250k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Trillo Mechanical Reviews
3 out of 5 stars, based on
2
reviews
-
By James T.March 26, 2021HVAC project$399,999
-
By James M.December 7, 2020
horrible quality of work! never on time, never as many workers on site as they promise and never on site for a full 8 hour day! Mark Trillo is a liar
This is a sample of this contractor's permits. Click here to access their complete permit history.
Rr (e) hvac units
Valuation:
$200,000
Permit #:
B22-2927
Status:
issued
Fee:
$14,391
Permit Type:
Alteration
Building Type:
N/A
Supplemental permit to permit #17044-10000-04297 to change address from 740 w martin luther king jr blvd to 780 w martin luther king jr blvd. no new work added
Valuation:
N/A
Permit #:
17044-10001-04297
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
#17044-10000-04297 permit for inspection prior to plan check approval per approved modification and plan. this permit is for a single inspection only
Valuation:
N/A
Permit #:
19044-10000-00981
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install hvac to the 2nd floor spec space. not for occupancy. all trades *** area of work: 300 sq ft tenant improvement will be under a separate permit in the future
Valuation:
$70,000
Permit #:
2018 140166 CI
Status:
filed
Fee:
N/A
Permit Type:
Manufacturing
Building Type:
N/A
Hvac systems for honda dealership facility and ventilation for five-story parking structure
Valuation:
N/A
Permit #:
17044-10000-04297
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Building c area: 1st floor 47, 561 sq ft; 2nd floor 46, 472 sq ft = 94, 033 sq ft work area: 94, 033sf scope of work: 91, 055sf - not for occupancy 1) r/r plumbing fixtures in (e) restroom shower & lockers rooms 2) install (n) drinking ftns 3) install (n) open ceiling & (n0 hard lid ceiling in select areas 4) install (n) partitions doors frames (n) light fixtures & electrical 5) insta... see more
Valuation:
$1,250,000
Permit #:
2017 012065 CI
Status:
filed
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Building area: 309, 255 sf work area: 5, 469 sf demolish (e) parition walls and ceiling and construct new parition walls all associated plumbing electrical and mechanical per approved plans
Valuation:
$309,017
Permit #:
2017 032460 CI
Status:
filed
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Install hvac to the 2nd floor spec space. ** not for occupancy ** all trades *** area of work: 300 sq ft
Valuation:
$70,000
Permit #:
2018 142287 CI
Status:
issued
Fee:
N/A
Permit Type:
Manufacturing
Building Type:
N/A
Install hvac to the 2nd floor spec space. ** not for occupancy ** all trades *** area of work: 300 sq ft
Valuation:
$70,000
Permit #:
2018 142287 CI
Status:
final
Fee:
N/A
Permit Type:
Manufacturing
Building Type:
N/A
Mechanical for installation of air conditioning on the roof that weight 184 lbs
Valuation:
N/A
Permit #:
2012 012989 CI
Status:
final
Fee:
N/A
Permit Type:
R & d lab
Building Type:
N/A
Mechanical balazs hvac units and exhaust fans for tenant improvement (de)see bld2001-06914 for plans (de)
Valuation:
N/A
Permit #:
BLD2001-08948
Status:
final
Fee:
$1,111
Permit Type:
N/A
Building Type:
N/A
Mech- invivo-mechanical for roof top units (see bld2001-08170) for structural calcs. (jh)
Valuation:
N/A
Permit #:
BLD2001-09001
Status:
final
Fee:
$325
Permit Type:
N/A
Building Type:
N/A
Mechanical-four hvac units installed on roof. see building. permit bld2001-07689
Valuation:
N/A
Permit #:
BLD2002-00783
Status:
final
Fee:
$191
Permit Type:
N/A
Building Type:
N/A
Addition of 14 x 16 enclosed patio cover. (hih) revise description 6/28/05: enclose existing patio cover with screen panels
Valuation:
$4,000
Permit #:
BLD2004-02289
Status:
Incomplete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mech- alcatel- 5 hvac units. structural on bld2001-08013 (de)
Valuation:
N/A
Permit #:
BLD2001-08738
Status:
final
Fee:
$234
Permit Type:
N/A
Building Type:
N/A
Dwelling unit allotment for sebastopol. request for a dwelling unit allotment for the sebastopol planning area
Valuation:
$0
Permit #:
DUA01-0014
Status:
APPROVED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Install hvac units & hepa filters
Valuation:
$36,000
Permit #:
BLD2001-00224
Status:
issued
Fee:
$483
Permit Type:
N/A
Building Type:
N/A
Building 1 unit #3: f/s tenant improvement. new tenant elva office
Valuation:
$10,000
Permit #:
2010-0212
Status:
final
Fee:
N/A
Permit Type:
Others
Building Type:
N/A
Suite 75 & 76: f/s tenant improvement. dr. timothy wu dental office
Valuation:
$10,000
Permit #:
2010-0175
Status:
final
Fee:
N/A
Permit Type:
Others
Building Type:
N/A
F/s new installation terra bella academy
Valuation:
$15,000
Permit #:
2009-2345
Status:
final
Fee:
N/A
Permit Type:
Others
Building Type:
N/A
Verified License
BuildZoom confirmed this contractor's license
Trillo Mechanical License info
Verified License
| License # | 1150863 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 02-23-2026 |
| Business Type | Corp |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Trillo Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 888818 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Air And Water Balancing |
| Business Type | Corp |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Trillo Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 748444 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corp |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Trillo Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Oak River Insurance Company |
35
Permits
- Building permit records show that Trillo Mechanical has worked on 35 permitted projects.
Trillo Mechanical Employees
MT
Mark Joseph Trillo
Sole Owner
TS
Trisha Scutchall
Management
Trillo Mechanical does excellent work. Under promises and over delivers.
There is a comment from a James M. Trillo' Mechanical has never done work for James M ( so James M must be the liar)