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Best Cybersecurity Companies in Sevierville, TN (2026)

62 cybersecurity companies ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Sevierville: One Click Fix Managed Services and Security, IFR Score 63/100; 5.0★ from 139 Google reviews; open 7 days a week.

  2. 4

    Most-reviewed: Advanced Computers of Knox, 410 Google reviews at 4.9★, the most of 62 ranked; ranked #4.

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

62 Sevierville cybersecurity companies are ranked here by IFR Score, from nine published factors. 14 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 5.0★ across 62 rated IT firms.

Most of this list also appears on the Cybersecurity companies in Knoxville ranking. See Cybersecurity companies in Knoxville

Top 10 cybersecurity companies in Sevierville at a glance

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

Top 10 cybersecurity companies in Sevierville at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1One Click Fix Managed Services and Security635.0★ (139)Asheville, 59 mi awaySat · SunOverall
2BlackTrace Software & Cyber Defense625.0★ (64)Barrington, 51 mi awaySat · Sun · Evenings—
3Data Pros IT575.0★ (20)Knoxville, 25 mi away——
4Advanced Computers of Knox574.9★ (410)Knoxville, 28 mi away—Most reviews
5Allevia Technology565.0★ (264)Maryville, 24 mi away——
6Helix IT565.0★ (16)Knoxville, 31 mi away——
7TeamLogic IT565.0★ (15)Knoxville, 30 mi away——
8NerdsToGo - Knoxville, TN565.0★ (259)Knoxville, 33 mi away——
9Absolute Access ID554.6★ (11)Knoxville, 21 mi away——
10Crestline Technologies - Managed IT554.7★ (13)Knoxville, 30 mi away——

The 62 best cybersecurity companies in Sevierville, 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.

  3. #3 Data Pros IT

    Based in Knoxville, 25 mi away

    57/100IFR Score

    Ranked #3 because of its Google rating and service focus: 5.0★ from 20 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 20 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    311 S Weisgarber Rd D, Knoxville, TN 37919
    View profile for Data Pros IT(865) 236-0059

  4. #4 Advanced Computers of Knox

    Based in Knoxville, 28 mi away

    57/100IFR Score

    Ranked #4 because of its Google rating and review volume: 4.9★ from 410 Google reviews, the most in Sevierville.

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

    • 4.9★ from 410 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat–Sun closed
    Address
    6914 Clinton Hwy, Knoxville, TN 37921
    View profile for Advanced Computers of Knox(865) 443-9034

  5. #5 Allevia Technology

    Based in Maryville, 24 mi away

    56/100IFR Score

    Ranked #5 because of its Google rating and review volume: 5.0★ from 264 Google reviews.

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

    • 5.0★ from 264 Google reviews
    Hours
    Mon–Thu 7 AM–5 PM · Fri 7 AM–12:30 PM · Sat–Sun closed
    Address
    101 W Harper Ave, Maryville, TN 37801
    View profile for Allevia Technology(865) 686-6677

  6. #6 Helix IT

    Based in Knoxville, 31 mi away

    56/100IFR Score

    Ranked #6 because of its Google rating and service focus: 5.0★ from 16 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    8519 Troutman Ln, Knoxville, TN 37931
    View profile for Helix IT(865) 625-0100

  7. #7 TeamLogic IT

    Based in Knoxville, 30 mi away

    56/100IFR Score

    Ranked #7 because of its Google rating and service focus: 5.0★ from 15 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 15 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    9111 Cross Park Dr Ste 232, Knoxville, TN 37923
    View profile for TeamLogic IT(865) 342-7839

  9. #9 Absolute Access ID

    Based in Knoxville, 21 mi away

    55/100IFR Score

    Ranked #9 because of its Google rating and service focus: 4.6★ from 11 Google reviews, listed on Google as “Computer security service”.

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

    • 4.6★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    900 S Gay St Ste 1902, Knoxville, TN 37902
    View profile for Absolute Access ID(865) 771-9697

  11. #11 Logistix Technologies, Inc.

    Based in Knoxville, 26 mi away

    55/100IFR Score

    Ranked #11 because of its Google rating and service focus: 4.9★ from 8 Google reviews, listed on Google as “Computer security service”.

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

    • 4.9★ from 8 Google reviews
    Hours
    Mon–Tue 7 AM–5 PM · Wed 7:30 AM–5 PM · Thu–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    730 Tazewell Pike, Luttrell, TN 37779
    View profile for Logistix Technologies, Inc.(865) 321-1003

  12. #12 PCS, Inc.

    Based in Knoxville, 24 mi away

    54/100IFR Score

    Ranked #12 because of its Google rating and review volume: 5.0★ from 134 Google reviews.

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

    • 5.0★ from 134 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1720 Topside Rd, Louisville, TN 37777
    View profile for PCS, Inc.(865) 273-1960

  13. #13 Symspire

    Based in Knoxville, 33 mi away

    54/100IFR Score

    Ranked #13 because of its Google rating and review volume: 5.0★ from 75 Google reviews.

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

    • 5.0★ from 75 Google reviews
    Address
    10932 Murdock Dr Ste 103-a, Knoxville, TN 37932
    View profile for Symspire(865) 433-0008

  14. #14 Avertium

    Based in Knoxville, 33 mi away

    54/100IFR Score

    Ranked #14 because of its Google rating and service focus: 4.4★ from 9 Google reviews, listed on Google as “Computer security service”.

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

    • 4.4★ from 9 Google reviews
    Hours
    Mon–Fri 8:30 AM–5:30 PM · Sat–Sun closed
    Address
    1431 Centerpoint Blvd #150, Knoxville, TN 37932
    View profile for Avertium(865) 244-3500

  15. #15 AT-NET Services

    Based in Knoxville, 29 mi away

    53/100IFR Score

    Ranked #15 because of its Google rating and review volume: 5.0★ from 21 Google reviews.

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

    • 5.0★ from 21 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    200 Prosperity Dr #231, Knoxville, TN 37923
    View profile for AT-NET Services(844) 506-2116

  17. #17 CD Technology

    Based in Knoxville, 17 mi away

    52/100IFR Score

    Ranked #17 because of its Google rating and review volume: 4.7★ from 84 Google reviews.

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

    • 4.7★ from 84 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    6535 Jackie Ln, Knoxville, TN 37920
    View profile for CD Technology(865) 909-7606

  18. #18 Vaktal

    Based in Crossville, 61 mi away

    52/100IFR Score

    Ranked #18 because of its Google rating and service focus: 5.0★ from 10 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 10 Google reviews
    Hours
    Mon–Fri 9 AM–4 PM · Sat–Sun closed
    View profile for Vaktal(931) 261-9268

  19. #19 GRE TEK SYSTEMS

    Based in Asheville, 56 mi away

    52/100IFR Score

    Ranked #19 because of its Google rating and review volume: 4.8★ from 53 Google reviews.

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

    • 4.8★ from 53 Google reviews
    Hours
    Mon–Tue 8 AM–5 PM · Wed 6:30 AM–4:30 PM · Thu 8 AM–4 PM · Fri 6:30 AM–4 PM · Sat 10:30 AM–5 PM · Sun 1:30 PM–5:30 PM
    Address
    8 Worthington Ln, Weaverville, NC 28787
    View profile for GRE TEK SYSTEMS(828) 335-5112

  21. #21 Centriworks

    Based in Johnson City, 73 mi away

    51/100IFR Score

    Ranked #21 because of its Google rating and service focus: 5.0★ from 8 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 8 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    4718 Lake Park Dr Ste 5, Johnson City, TN 37615
    View profile for Centriworks(865) 524-1124

  22. #22 The IT Company

    Based in Knoxville, 22 mi away

    51/100IFR Score

    Ranked #22 because of its Google rating and review volume: 4.8★ from 43 Google reviews.

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

    • 4.8★ from 43 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun closed
    Address
    16 Emory Pl Ste 100, Knoxville, TN 37917
    View profile for The IT Company(865) 392-9200

  23. #23 ServoPlex IT

    Based in Knoxville, 29 mi away

    51/100IFR Score

    Ranked #23 because of its Google rating and service focus: 4.8★ from 10 Google reviews, listed on Google as “Computer support and services”.

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

    • 4.8★ from 10 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    9041 Executive Park Dr Suite B-250, Knoxville, TN 37923
    View profile for ServoPlex IT(865) 245-9090

  24. #24 Gravity Networks

    Based in Knoxville, 28 mi away

    50/100IFR Score

    Ranked #24 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–Fri 8:30 AM–5 PM · Sat–Sun closed
    Address
    8351 E Walker Springs Ln #302, Knoxville, TN 37923
    View profile for Gravity Networks(865) 934-9900

How we ranked Sevierville cybersecurity companies

We scored 62 Sevierville cybersecurity companies 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 Sevierville 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 cybersecurity company

  1. Ask whether monitoring is staffed around the clock by the firm itself or by a partner.
  2. Ask for a sample assessment or penetration-test report with client details removed.
  3. Check experience with your industry’s rules (for example HIPAA, PCI DSS or CMMC).
  4. Ask what the firm does in the first hour of an incident, and whether that is in the contract.
  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 cybersecurity company

  • Is your security monitoring staffed 24/7, and by whom?
  • Which frameworks do you assess against?
  • What do your reports include, and do you re-test after we fix the findings?
  • Do you handle incident response yourselves, and do you work with cyber insurers?
  • What access will you need to our systems, and how is it controlled and logged?
  • Which certifications do the people doing the work hold?

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.

Cybersecurity companies in Sevierville: frequently asked questions

Who is the best cybersecurity company in Sevierville?

By IFR Score, the highest-ranked cybersecurity company in Sevierville, TN is One Click Fix Managed Services and Security with an IFR Score of 63/100. It has 5.0★ from 139 Google reviews. It is open 7 days a week. BlackTrace Software & Cyber Defense (#2) and Data Pros IT (#3) follow. We ranked 62 cybersecurity companies on nine factors, last updated November 9, 2026.

Which cybersecurity companies in Sevierville work on weekends?

14 of 62 ranked cybersecurity companies post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are One Click Fix Managed Services and Security (#1), BlackTrace Software & Cyber Defense (#2) and AT-NET Services (#15). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Sevierville cybersecurity companies have?

The median Google rating among 62 rated cybersecurity companies in Sevierville is 5.0★, with a median of 18 reviews. Advanced Computers of Knox has the most, 410 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank cybersecurity companies?

Each cybersecurity company 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 cybersecurity companies outside Sevierville count in this ranking?

Yes, if they are within 75 mi of the Sevierville city center, our service radius for cybersecurity companies. 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 cybersecurity companies 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 cybersecurity company do?

Cybersecurity companies assess and protect a business’s systems and data: security monitoring, endpoint protection, penetration testing, compliance support and incident response.

How are cybersecurity companies in Sevierville ranked?

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

Do we need a cybersecurity firm if we already have an IT provider?

Sometimes. Many IT providers include basic security tools; a security firm adds specialist work such as 24/7 monitoring, penetration tests, compliance audits and incident response. Ask your IT provider what they cover and where they would bring in a specialist.

What is the difference between a security assessment and a penetration test?

An assessment reviews your policies, settings and controls against a framework. A penetration test is an authorised, simulated attack that tries to exploit weaknesses. Both end with a written report and a list of fixes.

Can a cybersecurity firm help with compliance?

Many help organisations prepare for requirements such as HIPAA, PCI DSS, CMMC or SOC 2. They can advise and assess, but only an independent auditor issues a SOC 2 report, and compliance is ultimately your responsibility.

Update log for Sevierville

  1. November 2026: IFR Scores recalculated for 62 cybersecurity companies serving Sevierville.

More cybersecurity companies and Sevierville pages