Company record · observed Sep 29, 2026 · confidence 83%

UnclaimedManaged service providerFounded 20083 staffLocal

Potomac Computer ServicesIT service provider profile · Gaithersburg, MD

Gaithersburg, MD · localpotomacpctech.com ↗(301) 407-1967

Ownership: IndependentPublic: NoTicker: ––Acquisition: ––Closed: ––

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MSP score · confidence 83%

30-day change: –– · 1 of 4 change types in 180 days

National rank#11,688of 45,545 · top 26%

MD#370of 1,396 · top 27%

Gaithersburg#18of 64 · top 29%

Google 4.8★ (20)Organic ~2/moSecurity headers FHosting NginxDomain 17 yrsNAICS 5112

MSP Signal ranks Potomac Computer Services #11,688 of 45,545 IT service providers nationally. Potomac Computer Services is a managed service provider in Gaithersburg, MD, founded 2008, with 3 staff. It offers Managed Services, Network management, Backup and disaster recovery.

Source: MSP Signal, Potomac Computer Services company profile, Sep 29, 2026, https://mspsignal.com/msp/potomac-computer-services

Score breakdown

5 pillars · weighted · 55.5 / 100

Reputation30%

82/100

Lifted by more Google reviews and a higher rating.

Presence25%

64/100

Lifted by a stronger website and public profiles.

Credibility20%

45/100

Lifted by a fuller record: services, credentials, pricing.

Scale15%

22/100

Lifted by team size.

Momentum10%

25/100

Lifted by more kinds of change in 180 days.

How the score works

Weighted contribution · how 55.5 is builtscore × weight = points

55.5of 100 · 44.5 unearned

0255075100

PillarScore / 100WeightPoints

Reputation

×30%24.6

Presence

×25%16.1

Credibility

×20%9.0

Scale

×15%3.4

Momentum

×10%2.5

▲ Scale yields the fewest points per weight, the pillar with the most headroom.

30-day score Δ–no comparable history

30-day rank Δ–no comparable history

Change types · 180 d1 / 4momentum 25

Local rivals · 25 mihow chosen

3,000 IT service providers within 25 miBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Claim · free · local benchmarkPreview

rivals by score band · gap to nearest higher / lower · counts, locked rows are previews, not published facts

Signal feed

1 events · 26 wks ending Sep 29, 2026

Activity · returned samplelatest week: 1 event

Counts the returned sample; empty weeks do not prove complete monitoring coverage.

Sep 29, 2026

Security Posture ChangeSecurity Headers Grade: D to F

medium

Signal planSignal plan · full rival watch: every change at every nearby rival.See the Signal plan

Reputation

Google · 20 reviews

4.8

Listing: Potomac Computer Services · Computer support and services · Maps ↗review velocity: 0 in the last 365 days

Distribution · listing sample of 20

1★

2★

3★

4★

5★

4–5★ 19 · 95.0% 3★ 0 · 0.0% 1–2★ 1 · 5.0%, not the same population as the 20 reviews

What reviewers mention

Computer Repair2

Responsiveness3

Communication2

Company7

Listings

––

SentimentPositive

HoursMon–Fri 8 AM to 8 PM · Sat–Sun closed

Other sources · BBB: –– · Facebook rating: ––

From their Google profile

Whether you require end to end support for a small business or have a single computer at home, Potomac Computer Services can deliver services and solutions to meet your needs. With over 28 years experience, we offer practical solutions and pride ourselves on professional service. Potomac Computer Services has extensive hands-on, real world experience and provides comprehensive solutions rather than quick fixes or "hacks". All work is backed with a 100% guarantee. Onsite services offered in Montgomery County, MD and surrounding areas and nationwide service available through remote access. Unlike the many marketing machines posing as capable technology services on the market today, we are not geeks....we are professionals. We have extensiv...

Services and offer

from their site

MManaged Services

NNetwork management

Backup and disaster recovery

Help Desk

VVirus Removal

MMalware Removal

DData Recovery

FFirewall Solutions

SServer Installation

WWireless Networking

Industries

Small BusinessHome

Availability

No 24/7 claim on their site

Guarantees

100% guarantee on all work

Compliance

––

Works with

––

Partners

––

Web & search

MSPSIG.RPT search scan · technical record

Organic visits~2/ month est.

Domain authority–/ 100

Top keywords · position

Organic keywords, top keywords, backlinks, referring domains and paid search: Signal plan. Owners see their own.

Website technology

AppriverDiviGoogle Cloud HostingGoogle Font APIGoogle MapsGoogle Maps PlatformGoogle Search ConsoleMobile FriendlyMysqlNginxPhpPrimeng

▸ Open technical record · web maturity 62 / 100

SEO8/15

Pricing0/10

Reviews5/10

Socials10/10

Longevity10/10

Email Auth15/15

Site Depth0/10

Brand Assets5/5

unmeasured components: blog

Performance · SEO · Accessibility59 · 100 · 59

Email authSPF · DKIM · DMARC p=none

CDN––

HostingNginx

Blog––

Subdomains1

Security headersF

Record & location

HeadquartersBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Potomac Computer Services website snapshot — Website

Location

13-15 E Deer Park Dr Ste 102, Gaithersburg, MD 20877

Founded

2008

Staff

3 staff · national median 10

Languages

English

Annual revenue

$1M to $10M · range · exact estimate on the Signal plan

NAICS

5112, 51121, 511210

Also from

––

States served

––

Headcount change

Steady · 6, 12 and 24 month figures on the Signal plan

People & hiring

2 tracked · 2 leaders

Staff by department

Education

Hiring

0job postings in 90 days

Job postings: ––

Recognition, news & about

public sources

Awards & rankings

––

Peer mentions in 90 days: –– · BBB: ––

In the news

––

About––

Leadership

2 leaders named

0 joined and 0 left in 90 days

names, titles and people moves on the Signal plan

Service areas

––

Partner badge

––

What they say about themselves

site quotations · unconfirmed

Coverage

“Onsite services offered in Montgomery County, MD and surrounding areas and nationwide service available through remote access.”

Guarantee

“All work is backed with a 100% guarantee.”

Longevity

“With over 28 years experience, we offer practical solutions and pride ourselves on professional service.”

up to three quotations per category

Frequently asked questions

reuses public facts · FAQ schema

Where is Potomac Computer Services located?

13-15 E Deer Park Dr Ste 102, Gaithersburg, MD 20877.

How many people work at Potomac Computer Services?

Potomac Computer Services has 3 staff.

What services does Potomac Computer Services offer?

Managed Services, Network management, Backup and disaster recovery, Help Desk, Virus Removal, Malware Removal, Data Recovery, Firewall Solutions, Server Installation, Wireless Networking.

How does Potomac Computer Services rank among IT providers in Gaithersburg?

#18 of 64 observed providers in Gaithersburg; #11,688 of 45,545 nationally.

Is Potomac Computer Services claimed on MSP Signal?

Not claimed.

Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Sep 29, 2026 · Citation: Potomac Computer Services company profile · https://mspsignal.com/msp/potomac-computer-services

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