30-day change: –– · No changes detected in the last 180 days.
National rank#20,550of 45,502 · top 46%
CA#2,301of 4,784 · top 49%
Riverside#14of 46 · top 31%
Google 4.6★ (82)Security headers FHosting Oracle CloudDomain 26 yrs
MSP Signal ranks A1 Computer Service & Parts #20,550 of 45,502 IT service providers nationally. A1 Computer Service & Parts is an IT service provider in Riverside, CA, founded 1984, with 0 staff. It offers Computer Repair, Malware Removal, Preventive Maintenance.
Source: MSP Signal, A1 Computer Service & Parts company profile, Oct 8, 2026, https://mspsignal.com/msp/a1-computer-service-parts
01
Score breakdown
5 pillars · weighted · 49.0 / 100
Reputation30%
81/100
Lifted by more Google reviews and a higher rating.
Presence25%
63/100
Lifted by a stronger website and public profiles.
Credibility20%
45/100
Lifted by a fuller record: services, credentials, pricing.
rivals by score band · gap to nearest higher / lower · counts, locked rows are previews, not published facts
02
Signal feed
1 events · 26 wks ending Oct 8, 2026
Activity · returned samplelatest week: 1 event
Counts the returned sample; empty weeks do not prove complete monitoring coverage.
Oct 8, 2026
Website changedtitle changed: 'A1 Computer Service Parts A1 Computer Service Parts Since 19' -> 'A1 Computer Service & Parts - Home A1 Computer Service & Par'; services added: ai, hardwaresource: their website
recorded
Signal planSignal plan · full rival watch: every change at every nearby rival.See the Signal plan
03
Reputation
Google · 82 reviews
4.6
Listing: ––review velocity: ––
Star distribution: ––
What reviewers mention
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Listings
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Sentiment––
Hours––
Other sources · BBB: –– · Facebook rating: ––
04
Services and offer
from their site
CComputer Repair
MMalware Removal
PPreventive Maintenance
HHardware Repair
SSoftware Support
RRemote Support
MMobile Service
NNetwork Support
IInternet Security
Industries
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Availability
24/7 support claimed their site
Guarantees
––
Compliance
––
Works with
MicrosoftAppleDellHpLenovoEeroSonicwallMcafee
Partners
Microsoft Authorized ResellerHewlett Packard Authorized ResellerDell Authorized ResellerLenovo Authorized Reseller
05
Web & search
MSPSIG.RPT search scan · technical record
Organic visits–/ month est.
Domain authority–/ 100
Top keywords · position
Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.
Microsoft Authorized ResellerHewlett Packard Authorized ResellerDell Authorized ResellerLenovo Authorized Reseller
09
What they say about themselves
site quotations · unconfirmed
Guarantee
“And we have a guaranteed way to remove ALL Internet problems & fix ALL the Windows problems they caused.”
“Guaranteed Internet Problem Repair Most of the time we can save all of your data, even if Windows is not starting or usable.”
“Please call us about our guaranteed Internet problem removal & Free A1 Problem Prevention Suite service, to get our free flat-rate price to help prevent Internet & software problems as long as possible.”
up to three quotations per category
10
Frequently asked questions
reuses public facts · FAQ schema
Where is A1 Computer Service & Parts located?
OLD ADDRESS, Call for NEW ADDRESS, Call for NEW Address, 2900 Adams St, Riverside, CA 92504.
How many people work at A1 Computer Service & Parts?
A1 Computer Service & Parts has 0 staff.
What services does A1 Computer Service & Parts offer?
Computer Repair, Malware Removal, Preventive Maintenance, Hardware Repair, Software Support, Remote Support, Mobile Service, Network Support, Internet Security.
How does A1 Computer Service & Parts rank among IT providers in Riverside?
#14 of 46 observed providers in Riverside; #20,550 of 45,502 nationally.
Is A1 Computer Service & Parts claimed on MSP Signal?
Not claimed.
Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Oct 8, 2026 · Citation: A1 Computer Service & Parts company profile · https://mspsignal.com/msp/a1-computer-service-parts
