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Best Managed IT Service Providers in Clearlake, CA (2026)

39 managed IT service providers ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Clearlake: TeamLogic IT North Bay of San Francisco, IFR Score 63/100; 5.0★ from 44 Google reviews; open 7 days a week.

  2. 5

    Most-reviewed: Nerds - Sebastopol (HQ), 234 Google reviews at 4.9★, the most of 39 ranked; ranked #5.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

39 Clearlake managed IT service providers are ranked here by IFR Score, from nine published factors. 9 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 5.0★ across 39 rated IT firms.

Top 10 managed IT service providers in Clearlake at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 managed IT service providers in Clearlake at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1TeamLogic IT North Bay of San Francisco635.0★ (44)Santa Rosa, 36 mi awaySat · Sun · EveningsOverall
2Wooden Spoon Managed IT Services | Outsourced IT Support & IT Consulting Santa Rosa565.0★ (23)Santa Rosa, 36 mi away——
3Endsight | Managed IT Services & IT Support in Napa564.6★ (51)Napa, 49 mi away——
4DeepNet565.0★ (18)Santa Rosa, 36 mi away——
5Nerds - Sebastopol (HQ)544.9★ (234)Santa Rosa, 41 mi away—Most reviews
6SR Technologies Managed IT Services534.8★ (47)Santa Rosa, 32 mi away——
7Wham Stack535.0★ (5)Santa Rosa, 39 mi away——
8Grapevine Communications535.0★ (6)Healdsburg, 27 mi away——
9Tasker Networks, Inc.535.0★ (4)Santa Rosa, 36 mi away——
10Two Smart Plugs535.0★ (8)Rohnert Park, 47 mi awaySat · Evenings—

The 39 best managed IT service providers in Clearlake, ranked

Ordered by IFR Score, a 0–100 score from nine published factors. Paid placement never changes the order.

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

  1. 56/100IFR Score

    Ranked #2 because of its Google rating and service focus: 5.0★ from 23 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 23 Google reviews
    Hours
    Mon–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    521 College Ave #121, Santa Rosa, CA 95404
  2. Based in Santa Rosa, 36 mi away

    56/100IFR Score

    Ranked #4 because of its Google rating and service focus: 5.0★ from 18 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 6 AM–6 PM · Sat–Sun closed
    Address
    413 King St, Santa Rosa, CA 95404
  3. Based in Santa Rosa, 41 mi away

    54/100IFR Score

    Ranked #5 because of its Google rating and review volume: 4.9★ from 234 Google reviews, the most in Clearlake.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.9★ from 234 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    10315 Bodega Hwy, Sebastopol, CA 95472
  4. Based in Santa Rosa, 39 mi away

    53/100IFR Score

    Ranked #7 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer support and services”.

    Based on 7 of 9 factors; recency and availability not yet collected.

    • 5.0★ from 5 Google reviews
  5. Based in Healdsburg, 27 mi away

    53/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 6 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    427 Allan Ct, Healdsburg, CA 95448
  6. Based in Santa Rosa, 36 mi away

    53/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 4 Google reviews, listed on Google as “Computer support and services”.

    Based on 7 of 9 factors; recency and availability not yet collected.

    • 5.0★ from 4 Google reviews
    Address
    850 2nd St, Santa Rosa, CA 95404
  7. Based in Rohnert Park, 47 mi away

    53/100IFR Score

    Ranked #10 because of its Google rating and service focus: 5.0★ from 8 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 4 PM–8 PM · Sat 12 PM–6 PM · Sun closed
  8. Based in Santa Rosa, 47 mi away

    52/100IFR Score

    Ranked #12 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat–Sun closed
  9. Based in Santa Rosa, 34 mi away

    52/100IFR Score

    Ranked #13 because of its Google rating and review volume: 4.5★ from 156 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.5★ from 156 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1651 Piner Rd, Santa Rosa, CA 95403
  10. Based in Santa Rosa, 40 mi away

    52/100IFR Score

    Ranked #15 because of its Google rating and review volume: 4.8★ from 119 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 4.8★ from 119 Google reviews
    Hours
    Mon–Fri 12 PM–6 PM · Sat–Sun closed
    Address
    301 N Main St, Sebastopol, CA 95472
  11. Based in Santa Rosa, 36 mi away

    51/100IFR Score

    Ranked #18 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Thu 8 AM–5 PM · Fri 8 AM–12 AM · Sat–Sun closed
    Address
    4750 Hoen Ave Ste b, Santa Rosa, CA 95405
  12. Based in Woodland, 50 mi away

    51/100IFR Score

    Ranked #19 because of its Google rating and service focus: 5.0★ from 6 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    725 Main St #100, Woodland, CA 95695
  13. Based in Santa Rosa, 35 mi away

    51/100IFR Score

    Ranked #20 because of its Google rating and review volume: 5.0★ from 35 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 35 Google reviews
    Hours
    Mon–Tue 7:45 AM–5:30 PM · Wed closed · Thu 7:45 AM–5:30 PM · Fri 7:45 AM–4:30 PM · Sat 10 AM–4 PM · Sun closed
    Address
    2544 Cleveland Ave #206, Santa Rosa, CA 95403
  14. Based in Santa Rosa, 32 mi away

    51/100IFR Score

    Ranked #21 because of its Google rating and review volume: 5.0★ from 50 Google reviews.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 50 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    4863 Old Redwood Hwy Ste H, Santa Rosa, CA 95403
  15. Based in Antioch, 47 mi away

    49/100IFR Score

    Ranked #22 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  16. Based in Napa, 49 mi away

    49/100IFR Score

    Ranked #23 because of its Google rating and service focus: 3.5★ from 4 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.5★ from 4 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat–Sun closed
    Address
    575 Lincoln Ave #308, Napa, CA 94558
  17. Based in Woodland, 49 mi away

    49/100IFR Score

    Ranked #24 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    285 W Court St #103, Woodland, CA 95695
  18. Based in Petaluma, 47 mi away

    49/100IFR Score

    Ranked #25 because of its Google rating and service focus: 3.7★ from 3 Google reviews, listed on Google as “Computer support and services”.

    Based on 8 of 9 factors; recency not yet collected.

    • 3.7★ from 3 Google reviews
    Hours
    Mon–Fri 7 AM–5:30 PM · Sat–Sun closed
    Address
    1310 Redwood Way Ste 125, Petaluma, CA 94954

All 39 managed IT service providers

#1 to #25 are shown in full above. Here are #26 to #39, in IFR Score order; each links to its profile.

managed IT service providers in Clearlake, ranks 26 to 39
RankBusinessIFR ScoreGoogle ratingDistance
26Rapid Tech Repair485.0★ (9)39 mi
27JW Consulting Services475.0★ (7)39 mi
28MyBrotherSteve.com Computer Services, Repairs & Web Design464.6★ (20)49 mi
29Sonoma IT Solutions465.0★ (6)44 mi
30cafeMac464.8★ (27)48 mi
31IT Imagined LLC465.0★ (12)36 mi
32True IT455.0★ (10)36 mi
33Matthew IT Services455.0★ (5)49 mi
34Stedman Computer Solutions Inc.445.0★ (7)37 mi
35Lindauer Mac Consulting445.0★ (9)44 mi
36Computer Wizard Systems LLC445.0★ (6)36 mi
37KLH Consulting433.0★ (7)37 mi
38Ronen Solutions, LLC.435.0★ (3)45 mi
39Computer Coach415.0★ (3)47 mi

Also serving Clearlake

20 more managed IT service providers within 50 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked managed IT service providers serving Clearlake
BusinessGoogle ratingDistance
Bay Area Transparent Technologies, LLC26 mi
CoEntropy5.0★ (1)39 mi
Computer Access Systems5.0★ (1)48 mi
Computer Support Marin5.0★ (1)46 mi
Computers Can Work5.0★ (1)37 mi
Craft Technology Solutions5.0★ (2)44 mi
Decker Technology Solutions31 mi
Inacomp Computer Center1.0★ (1)47 mi
INTERACTIVE21 COMPUTER CUSTOMIZING & SERVICING30 mi
IT Hub5.0★ (1)42 mi
Linked MSP LLC34 mi
Metamorphosis IT Solutions5.0★ (1)44 mi
Nate Legakis LLC30 mi
Net Guardians26 mi
Nieto IT Solutions33 mi
NorCal Technology Services5.0★ (1)In Clearlake
North Bay IT Solutions Inc5.0★ (1)46 mi
Santa Rosa IT Connect5.0★ (1)36 mi
Santa Rosa IT Connect5.0★ (1)39 mi
Winslow Technology Services + Studio26 mi

How we ranked Clearlake managed IT service providers

We scored 39 Clearlake managed IT service providers on nine factors, weighted as shown. An IT firm is ranked when its service is confirmed and it has 3 or more Google reviews or a claimed profile. An IT firm with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn Clearlake data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a managed IT service provider

  1. Ask for a sample service-level agreement and compare response times, support hours and exclusions.
  2. Check how backups are done and tested, and ask when they last restored a client’s data.
  3. Ask which security tools are included and which cost extra (MFA, endpoint protection, email filtering, staff training).
  4. Make sure you, not the firm, own your accounts, domain names and licences.
  5. Ask for two or three references from clients of your size and industry, and call them.
  6. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask a managed IT service provider

  • Is the price per user, per device or a bundle, and what is not included?
  • What are your response times for urgent, normal and low-priority tickets?
  • Is your help desk in-house or outsourced, and what are its hours?
  • How do you back up our data, how often do you test restores, and where are the copies kept?
  • Which security tools are included, and do you monitor alerts after hours?
  • What happens to our passwords, documentation and data if we leave?
  • Can you give us references from clients of our size and industry?

Terms explained

MSP (managed service provider)
A firm that runs a business’s IT for a recurring fee: monitoring, patching, help desk, backups and security tools.
Co-managed IT
An arrangement where an outside firm supports an in-house IT person or team, sharing tools and tasks.
Break-fix
IT support paid per incident or per hour, with no monthly agreement.
SLA (service-level agreement)
The contract terms for response and resolution times, uptime and support hours.
Help desk
The support line staff call or email for IT problems.
RMM
Remote monitoring and management software that lets an IT firm watch, patch and fix computers remotely.
vCIO
A virtual chief information officer: part-time IT strategy and budgeting from an outside firm.
MSSP
A managed security service provider: a firm that monitors and manages security tools around the clock.
EDR / MDR
Endpoint detection and response software, and the managed service of people watching its alerts (managed detection and response).
MFA
Multi-factor authentication: a second proof of identity, such as an app prompt, on top of a password.
Penetration test
An authorised, simulated attack on your systems to find weaknesses before criminals do.
SOC 2
An independent auditor’s report (AICPA standard) on a service provider’s security controls.

Managed IT service providers in Clearlake: frequently asked questions

Who is the best managed IT service provider in Clearlake?

By IFR Score, the highest-ranked managed IT service provider in Clearlake, CA is TeamLogic IT North Bay of San Francisco with an IFR Score of 63/100. It has 5.0★ from 44 Google reviews. It is open 7 days a week. Wooden Spoon Managed IT Services | Outsourced IT Support & IT Consulting Santa Rosa (#2) and Endsight | Managed IT Services & IT Support in Napa (#3) follow. We ranked 39 managed IT service providers on nine factors, last updated November 9, 2026.

How many managed IT service providers are there in Clearlake?

ITFirmsRanked ranks 39 managed IT service providers serving Clearlake, CA. Another 20 within 50 mi are listed but not ranked yet. Counts are as of November 2026.

Which managed IT service providers in Clearlake work on weekends?

9 of 39 ranked managed IT service providers post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are TeamLogic IT North Bay of San Francisco (#1), Two Smart Plugs (#10) and Wilson Tech Services (#11). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Clearlake managed IT service providers have?

The median Google rating among 39 rated managed IT service providers in Clearlake is 5.0★, with a median of 8 reviews. Nerds - Sebastopol (HQ) has the most, 234 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank managed IT service providers?

Each managed IT service provider gets a 0–100 IFR Score from nine published factors, led by reputation (25%), review volume (15%), service focus (15%) and recency (10%). An IT firm with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only IT firms with a confirmed service and 3 or more reviews, or a claimed profile, are ranked.

Do managed IT service providers outside Clearlake count in this ranking?

Yes, if they are within 50 mi of the Clearlake city center, our service radius for managed IT service providers. Each listing shows where the IT firm is based and how far away it is. Proximity is 5% of the IFR Score, so a nearby IT firm gets a small edge.

Can managed IT service providers pay to rank higher on ITFirmsRanked?

No. The IFR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured IT firms may appear above the list, labelled Sponsored and showing their honest rank.

What does a managed IT service provider do?

Managed IT service providers (MSPs) run a business’s computers, servers, network, Microsoft 365 or Google accounts, backups and help desk for a monthly fee, or provide IT support by the hour.

How are managed it service providers in Clearlake ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does managed IT services and IT support, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

What should a managed IT agreement include?

At minimum: help desk support for your staff, monitoring and patching of computers and servers, backups that are tested, security tools such as endpoint protection and multi-factor authentication, and a named contact. The agreement should state response times, support hours and what counts as out of scope.

Is managed IT priced per user or per device?

Both models are common, and some firms sell tiered bundles. Per-user pricing suits staff with several devices; per-device pricing suits shared computers. Compare quotes on the same number of users, devices and servers.

How long are managed IT contracts?

Often one to three years, sometimes month to month. Check the notice period, any early-termination fee and how the firm hands over passwords, documentation and data when the contract ends.

Update log for Clearlake

  1. November 2026: IFR Scores recalculated for 39 managed IT service providers serving Clearlake.