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Best Cybersecurity Companies in San Antonio, TX (2026)

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

The short answer

  1. 1

    Best overall in San Antonio: SecureTech, IFR Score 63/100; 5.0★ from 147 Google reviews.

  2. 9

    Most-reviewed: DOCUmation, 731 Google reviews at 4.9★, the most of 109 ranked; ranked #9.

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

109 San Antonio cybersecurity companies are ranked here by IFR Score, from nine published factors. 27 open Saturdays and 22 open Sundays, based on posted hours. The median Google rating is 4.9★ across 109 rated IT firms.

Top 10 cybersecurity companies in San Antonio at a glance

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

Top 10 cybersecurity companies in San Antonio at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1SecureTech635.0★ (147)San Antonio—Overall
2DefendIT Services, Inc.635.0★ (21)San AntonioSat · Sun · Evenings—
3OROBI | Cybersecurity Solutions615.0★ (12)San AntonioSat · Sun · Evenings—
4CNF Technologies615.0★ (11)San AntonioSat · Sun · Evenings—
5Barcom Technology Solutions614.7★ (39)San AntonioSat · Evenings—
6Bridgehead IT614.8★ (70)San Antonio——
7Paradox Technology Services, LLC595.0★ (18)San AntonioSat—
87tech595.0★ (113)San AntonioSat · Sun · Evenings—
9DOCUmation594.9★ (731)San Antonio—Most reviews
10ASAP Computer Services584.7★ (107)San AntonioSat · Sun · Evenings—

The 109 best cybersecurity companies in San Antonio, 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 San Antonio

    Based in San Antonio

    63/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 147 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 147 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    11220 W Loop 1604 N Bldg 1, San Antonio, TX 78254
  2. Based in San Antonio

    63/100IFR Score

    Ranked #2 because of its Google rating and service focus: 5.0★ from 21 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 21 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    84 NE Interstate 410 Loop STE 252, San Antonio, TX 78216
  3. Based in San Antonio

    61/100IFR Score

    Ranked #4 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    9415 Dugas Dr, San Antonio, TX 78245
  4. Based in San Antonio

    61/100IFR Score

    Ranked #5 because of its Google rating and service focus: 4.7★ from 39 Google reviews, listed on Google as “Computer security service”.

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

    • 4.7★ from 39 Google reviews
    Hours
    Mon–Thu 6:30 AM–6 PM · Fri 6:30 AM–7 PM · Sat 6 AM–7 PM · Sun closed
    Address
    10443 Gulfdale St Ste 101, San Antonio, TX 78216
  5. Based in San Antonio

    61/100IFR Score

    Ranked #6 because of its Google rating and service focus: 4.8★ from 70 Google reviews, listed on Google as “Computer security service”.

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

    • 4.8★ from 70 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1355 Central Pkwy S #100, San Antonio, TX 78232
  6. Based in San Antonio

    59/100IFR Score

    Ranked #7 because of its Google rating and service focus: 5.0★ from 18 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–12 AM · Sun closed
    Address
    84 NE Interstate 410 Loop Ste 296, San Antonio, TX 78216
  7. Based in San Antonio

    59/100IFR Score

    Ranked #8 because of its Google rating and review volume: 5.0★ from 113 Google reviews.

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

    • 5.0★ from 113 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    2544 MacArthur View, San Antonio, TX 78217
  8. Based in San Antonio

    59/100IFR Score

    Ranked #9 because of its Google rating and review volume: 4.9★ from 731 Google reviews, the most in San Antonio.

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

    • 4.9★ from 731 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    4560 Lockhill Selma Rd #100, San Antonio, TX 78249
  9. Based in San Antonio

    58/100IFR Score

    Ranked #10 because of its Google rating and review volume: 4.7★ from 107 Google reviews.

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

    • 4.7★ from 107 Google reviews
    Hours
    Mon–Tue 12 AM–12 AM · Wed closed · Thu–Sun 12 AM–12 AM
    Address
    18756 Stone Oak Pkwy #212, San Antonio, TX 78258
  10. Based in San Antonio

    57/100IFR Score

    Ranked #13 because of its Google rating and service focus: 4.8★ from 15 Google reviews, listed on Google as “Computer security service”.

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

    • 4.8★ from 15 Google reviews
    Hours
    Mon–Fri 8:15 AM–5:15 PM · Sat–Sun closed
    Address
    10100 Reunion Pl #500, San Antonio, TX 78216
  11. Based in San Antonio

    57/100IFR Score

    Ranked #14 because of its Google rating and service focus: 5.0★ from 13 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 13 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
  12. Based in San Antonio

    57/100IFR Score

    Ranked #15 because of its Google rating and service focus: 5.0★ from 11 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    9862 Lorene Ste 205, San Antonio, TX 78216
  13. Based in San Antonio

    56/100IFR Score

    Ranked #16 because of its Google rating and service focus: 4.3★ from 15 Google reviews, listed on Google as “Computer security service”.

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

    • 4.3★ from 15 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    18918 Ridgewood Pkwy, San Antonio, TX 78259
  14. Based in Boerne, 27 mi away

    56/100IFR Score

    Ranked #17 because of its Google rating and service focus: 5.0★ from 6 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun 9 AM–2 PM
    Address
    138 Old San Antonio Rd Ste 502-B, Boerne, TX 78006
  15. Based in San Antonio

    56/100IFR Score

    Ranked #18 because of its Google rating and service focus: 5.0★ from 9 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    14526 Jones Maltsberger Rd Ste 214, San Antonio, TX 78247
  16. Based in San Antonio

    56/100IFR Score

    Ranked #20 because of its Google rating and review volume: 4.9★ from 41 Google reviews.

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

    • 4.9★ from 41 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    4040 Broadway Ste 525, San Antonio, TX 78209
  17. 56/100IFR Score

    Ranked #21 because of its Google rating and service focus: 4.6★ from 10 Google reviews, listed on Google as “Computer security service”.

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

    • 4.6★ from 10 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    14080 Nacogdoches Rd #309, San Antonio, TX 78247
  18. Based in Austin, 68 mi away

    56/100IFR Score

    Ranked #22 because of its Google rating and review volume: 4.9★ from 252 Google reviews.

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

    • 4.9★ from 252 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    4301 W William Cannon Dr, Austin, TX 78749
  19. Based in San Antonio

    55/100IFR Score

    Ranked #23 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer security service”.

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

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Fri 9 AM–6 PM · Sat–Sun closed
    Address
    16601 Blanco Rd Ste 202, San Antonio, TX 78232
  20. Based in San Antonio

    55/100IFR Score

    Ranked #24 because of its Google rating and service focus: 4.0★ from 3 Google reviews, listed on Google as “Computer security service”.

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

    • 4.0★ from 3 Google reviews
    Address
    106 S N St Mary's St Ste 601, San Antonio, TX 78205
  21. Based in San Antonio

    55/100IFR Score

    Ranked #25 because of its Google rating and service focus: 4.7★ from 7 Google reviews, listed on Google as “Computer security service”.

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

    • 4.7★ from 7 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    12001 Network Blvd Ste 200, San Antonio, TX 78249

Cybersecurity companies ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in IFR Score order; each links to its profile. We publish the top 50 of 109 ranked cybersecurity companies here; the rest are on their profiles.

cybersecurity companies in San Antonio, ranks 26 to 50
RankBusinessIFR ScoreGoogle ratingDistance
26The 20 MSP555.0★ (28)In San Antonio
27Coalfire Systems Inc.554.3★ (7)In San Antonio
28Insight Pros555.0★ (6)3 mi
29Knight Office Solutions554.9★ (158)In San Antonio
30The Computer Shop - Residential and Business IT Services544.8★ (137)In San Antonio
31Computer Repair San Antonio544.5★ (55)In San Antonio
32Limitless Tech544.7★ (153)In San Antonio
33ICS | IT Services & IT Support Company in San Antonio544.8★ (118)In San Antonio
34High Touch Technologies545.0★ (3)In San Antonio
35Spyderware Technologies / Expert Tech Solutions544.7★ (296)26 mi
36Framework Security534.8★ (4)72 mi
37Mainframe Computers535.0★ (36)In San Antonio
38IronEdge Group535.0★ (64)In San Antonio
39The 20 MSP535.0★ (19)16 mi
40Heart of Texas IT534.6★ (10)47 mi
41Contigo Technology - San Antonio Managed IT Services Company525.0★ (10)In San Antonio
42Taurean524.5★ (4)21 mi
43CMIT Solutions525.0★ (22)29 mi
44TechSage Solutions - IT Support San Antonio525.0★ (45)In San Antonio
45Stradiant525.0★ (12)65 mi
46Centre Technologies524.8★ (48)In San Antonio
47Uprite Services524.9★ (43)In San Antonio
48Spectre Intelligence514.9★ (11)74 mi
49Sdsone515.0★ (11)73 mi
50Data Foundry - Texas 1 (Austin Data Center)514.7★ (64)71 mi

Also serving San Antonio

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 San Antonio
BusinessGoogle ratingDistance
210 IT5.0★ (91)In San Antonio
A1BizCom Telephone Systems and IT Services4.9★ (76)In San Antonio
Big Ben MIT4.3★ (32)In San Antonio
Black Lab Solutions4.8★ (24)In San Antonio
Campus Tech Store at UTSA4.8★ (40)In San Antonio
CDR Business IT Solutions3.9★ (7)In San Antonio
Computer Forensic Repair4.8★ (246)In San Antonio
Computer Solutions5.0★ (116)In San Antonio
DriveSavers Data Recovery4.8★ (127)In San Antonio
Fortra3.6★ (9)In San Antonio
Gulf Network & Technology4.9★ (43)In San Antonio
Headline Computer Solutions4.7★ (57)In San Antonio
Legend Networking4.8★ (72)In San Antonio
Live Oak IT Partners5.0★ (18)In San Antonio
Resonant Technology Partners, LLC.4.9★ (13)In San Antonio
SAPC Upgrades4.9★ (127)In San Antonio
SUURV Technologies5.0★ (44)In San Antonio
SYBIS Computer Technologies4.9★ (17)In San Antonio
Unbound-IT4.9★ (7)In San Antonio
Varay Managed IT3.9★ (9)In San Antonio

How we ranked San Antonio cybersecurity companies

We scored 109 San Antonio 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 San Antonio 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 San Antonio: frequently asked questions

Who is the best cybersecurity company in San Antonio?

By IFR Score, the highest-ranked cybersecurity company in San Antonio, TX is SecureTech with an IFR Score of 63/100. It has 5.0★ from 147 Google reviews. DefendIT Services, Inc. (#2) and OROBI | Cybersecurity Solutions (#3) follow. We ranked 109 cybersecurity companies on nine factors, last updated November 9, 2026.

How many cybersecurity companies are there in San Antonio?

ITFirmsRanked ranks 109 cybersecurity companies serving San Antonio, TX. 35 of them are based in San Antonio; 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 San Antonio work on weekends?

27 of 109 ranked cybersecurity companies post Saturday hours and 22 post Sunday hours. The highest-ranked open Saturdays are DefendIT Services, Inc. (#2), OROBI | Cybersecurity Solutions (#3) and CNF Technologies (#4). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do San Antonio cybersecurity companies have?

The median Google rating among 109 rated cybersecurity companies in San Antonio is 4.9★, with a median of 14 reviews. DOCUmation has the most, 731 reviews, and ranks #9. 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 San Antonio count in this ranking?

Yes, if they are within 75 mi of the San Antonio 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 San Antonio 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 San Antonio

  1. November 2026: IFR Scores recalculated for 109 cybersecurity companies serving San Antonio.
  2. November 2026: 1 duplicate listing merged.