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Best Cybersecurity Companies in Cayce, SC (2026)

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

The short answer

  1. 1

    Best overall in Cayce: K2 Tech Group, IFR Score 58/100; 5.0★ from 7 Google reviews.

  2. 4

    Most-reviewed: Levifi Sumter, 247 Google reviews at 5.0★, the most of 43 ranked; ranked #4.

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

43 Cayce cybersecurity companies are ranked here by IFR Score, from nine published factors. 5 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.9★ across 43 rated IT firms.

Top 10 cybersecurity companies in Cayce at a glance

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

Top 10 cybersecurity companies in Cayce at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1K2 Tech Group585.0★ (7)Columbia, 6 mi away—Overall
2Eaton Corporation574.0★ (38)Greenwood, 60 mi away——
3Managed Nerds565.0★ (31)Augusta, 62 mi away——
4Levifi Sumter565.0★ (247)Sumter, 42 mi away—Most reviews
5Cimbas563.8★ (4)Irmo, 13 mi away——
6AT-NET Services555.0★ (22)Columbia, 9 mi awaySat · Sun · Evenings—
7Pollock Company544.9★ (63)West Columbia, 3 mi away——
8Strataworks545.0★ (11)CayceSat · Sun · Evenings—
9DartPoints534.9★ (9)Columbia, 3 mi awaySat · Sun · Evenings—
10PorchLight Cyber Security535.0★ (6)Charlotte, 39 mi away——

The 43 best cybersecurity companies in Cayce, 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. Ranked #1 in Cayce

    Based in Columbia, 6 mi away

    58/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 7 Google reviews
    Address
    121 Executive Center Dr #138, Columbia, SC 29210
  2. Based in Greenwood, 60 mi away

    57/100IFR Score

    Ranked #2 because of its Google rating and service focus: 4.0★ from 38 Google reviews, listed on Google as “Computer security service”.

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

    • 4.0★ from 38 Google reviews
    Address
    1520 Emerald Rd, Greenwood, SC 29646
  3. Based in Augusta, 62 mi away

    56/100IFR Score

    Ranked #3 because of its Google rating and service focus: 5.0★ from 31 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 31 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    100 Grace Hopper Ln Ste 3710, Augusta, GA 30901
  4. Based in Sumter, 42 mi away

    56/100IFR Score

    Ranked #4 because of its Google rating and review volume: 5.0★ from 247 Google reviews, the most in Cayce.

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

    • 5.0★ from 247 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    111 S Harvin St, Sumter, SC 29150
  5. Based in Irmo, 13 mi away

    56/100IFR Score

    Ranked #5 because of its Google rating and service focus: 3.8★ from 4 Google reviews, listed on Google as “Computer security service”.

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

    • 3.8★ from 4 Google reviews
    Address
    131 Ministry Dr, Irmo, SC 29063
  6. Based in Columbia, 9 mi away

    55/100IFR Score

    Ranked #6 because of its Google rating and review volume: 5.0★ from 22 Google reviews.

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

    • 5.0★ from 22 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    1 Harbison Way Ste 229, Columbia, SC 29212
  7. Based in West Columbia, 3 mi away

    54/100IFR Score

    Ranked #7 because of its Google rating and review volume: 4.9★ from 63 Google reviews.

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

    • 4.9★ from 63 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    112 Corporate Blvd, West Columbia, SC 29169
  8. Based in Cayce

    54/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  9. Based in Columbia, 3 mi away

    53/100IFR Score

    Ranked #9 because of its Google rating and service focus: 4.9★ from 9 Google reviews, listed on Google as “Computer service”.

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

    • 4.9★ from 9 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    1000 Catawba St Ste 180, Columbia, SC 29201
  10. Based in Augusta, 65 mi away

    52/100IFR Score

    Ranked #11 because of its Google rating and review volume: 4.9★ from 116 Google reviews.

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

    • 4.9★ from 116 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    116 Cooper Dr, Augusta, GA 30907
  11. 51/100IFR Score

    Ranked #12 because of its Google rating and review volume: 4.8★ from 23 Google reviews.

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

    • 4.8★ from 23 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    15 Surrey Ct, Columbia, SC 29212
  12. Based in West Columbia, 4 mi away

    50/100IFR Score

    Ranked #15 because of its Google rating and review volume: 4.7★ from 15 Google reviews.

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

    • 4.7★ from 15 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    3229 Sunset Blvd Ste N, West Columbia, SC 29169
  13. Based in Augusta, 63 mi away

    49/100IFR Score

    Ranked #16 because of its Google rating and review volume: 4.9★ from 51 Google reviews.

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

    • 4.9★ from 51 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1711 Central Ave, Augusta, GA 30904
  14. Based in Waxhaw, 70 mi away

    49/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 3 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    3919 Providence Rd S Ste B #645, Waxhaw, NC 28173
  15. Based in Charlotte, 73 mi away

    48/100IFR Score

    Ranked #21 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer consultant”.

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

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
  16. Based in Weddington, 73 mi away

    48/100IFR Score

    Ranked #22 because of its Google rating and review volume: 5.0★ from 39 Google reviews.

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

    • 5.0★ from 39 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1619 Providence Rd S, Marvin, NC 28173
  17. Based in Rock Hill, 73 mi away

    48/100IFR Score

    Ranked #24 because of its Google rating and review volume: 4.9★ from 40 Google reviews.

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

    • 4.9★ from 40 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    3284 Lake Wylie Dr, Rock Hill, SC 29732
  18. Based in Irmo, 11 mi away

    48/100IFR Score

    Ranked #25 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 9 AM–5 PM · Sat–Sun closed
    Address
    5 Thames Valley Rd Ste D, Irmo, SC 29063

All 43 cybersecurity companies

#1 to #25 are shown in full above. Here are #26 to #43, in IFR Score order; each links to its profile.

cybersecurity companies in Cayce, ranks 26 to 43
RankBusinessIFR ScoreGoogle ratingDistance
26TechSeven Partners, LLC485.0★ (34)74 mi
27Cross Link Consulting484.7★ (29)58 mi
28RAVN Technology Solutions475.0★ (6)6 mi
29PC Techware, Inc.474.8★ (31)66 mi
30Unitas, Inc.473.9★ (7)4 mi
31Sigrun Secure475.0★ (5)In Cayce
32IntelliSystems474.9★ (28)68 mi
33Mission Technology Solutions464.8★ (26)70 mi
34Total Technologies LLC Computer Repair And More465.0★ (25)74 mi
35Sharp Business Systems464.0★ (4)6 mi
36BIT Services454.6★ (11)49 mi
37R and R Connectivity IT Services455.0★ (13)70 mi
38Computer CPR | Managed IT Services455.0★ (13)66 mi
39Corsica Technologies453.9★ (20)62 mi
40Northbridge MSP444.2★ (5)38 mi
41TeamLogic IT445.0★ (9)72 mi
42CMA Technology425.0★ (4)66 mi
43Dorow Digital Tech425.0★ (3)58 mi

Also serving Cayce

20 more cybersecurity companies within 75 mi that we can't rank yet: too few reviews, or a service we couldn't confirm. Listed A to Z.

Unranked cybersecurity companies serving Cayce
BusinessGoogle ratingDistance
All Pro Solutions5.0★ (1)66 mi
Byte for Byte Technology5.0★ (1)73 mi
Cavorn Security5.0★ (1)10 mi
Charleston VoIP Networks5.0★ (2)In Cayce
Columbia IT Solutions5.0★ (1)3 mi
Computer Consultants & Merchants5.0★ (1)63 mi
CyberNik Systems5.0★ (2)10 mi
Design Soft LLC5.0★ (1)49 mi
Donahue PC Repair5.0★ (1)70 mi
Empire Innovations5.0★ (2)73 mi
Endpointguard5.0★ (2)71 mi
https://synergycyberdefense.com/In Cayce
Palmetto PC Solutions4.6★ (9)In Cayce
Prevention I.T. LLC5.0★ (1)67 mi
South Carolina IT Support5.0★ (1)9 mi
STP Ventures1.0★ (1)73 mi
TelTekSystems, LLCIn Cayce
TriVault Cybersecurity5.0★ (1)36 mi
Voke Cyber5.0★ (1)50 mi
Zapata Technology5.0★ (1)62 mi

How we ranked Cayce cybersecurity companies

We scored 43 Cayce 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 Cayce 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 Cayce: frequently asked questions

Who is the best cybersecurity company in Cayce?

By IFR Score, the highest-ranked cybersecurity company in Cayce, SC is K2 Tech Group with an IFR Score of 58/100. It has 5.0★ from 7 Google reviews. Eaton Corporation (#2) and Managed Nerds (#3) follow. We ranked 43 cybersecurity companies on nine factors, last updated November 9, 2026.

How many cybersecurity companies are there in Cayce?

ITFirmsRanked ranks 43 cybersecurity companies serving Cayce, SC. 2 of them are based in Cayce; the rest serve it from nearby towns. Another 20 within 75 mi are listed but not ranked yet. Counts are as of November 2026.

Which cybersecurity companies in Cayce work on weekends?

5 of 43 ranked cybersecurity companies post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are AT-NET Services (#6), Strataworks (#8) and DartPoints (#9). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Cayce cybersecurity companies have?

The median Google rating among 43 rated cybersecurity companies in Cayce is 4.9★, with a median of 20 reviews. Levifi Sumter has the most, 247 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 Cayce count in this ranking?

Yes, if they are within 75 mi of the Cayce 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 Cayce 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 Cayce

  1. November 2026: IFR Scores recalculated for 43 cybersecurity companies serving Cayce.