Company record · observed Oct 22, 2026 · confidence 83%

UnclaimedIT service providerFounded 1961160 staffRegional

WhittleseyIT service provider profile · Hartford, CT

Forward Advising™

Hartford, CT · regionalwadvising.com ↗(860) 522-3111

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

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MSP score · confidence 83%

30-day change: –– · No changes detected in the last 180 days.

National rank#7,707of 45,502 · top 17%

CT#101of 468 · top 22%

Hartford#3of 15 · top 20%

Google 4.0★ (4)Organic ~457/moSecurity headers BHosting Google CloudDomain 9 yrsNAICS 541211

MSP Signal ranks Whittlesey #7,707 of 45,502 IT service providers nationally. Whittlesey is an IT service provider in Hartford, CT, founded 1961, with 160 staff. It offers Managed IT, Help Desk, Cybersecurity.

Source: MSP Signal, Whittlesey company profile, Oct 22, 2026, https://mspsignal.com/msp/whittlesey

Score breakdown

5 pillars · weighted · 59.2 / 100

Reputation30%

66/100

Lifted by more Google reviews and a higher rating.

Presence25%

80/100

Lifted by a stronger website and public profiles.

Credibility20%

37/100

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

Scale15%

82/100

Lifted by team size.

Momentum10%

0/100

Lifted by more kinds of change in 180 days.

How the score works

Weighted contribution · how 59.2 is builtscore × weight = points

59.2of 100 · 40.8 unearned

0255075100

PillarScore / 100WeightPoints

Reputation

×30%19.6

Presence

×25%19.9

Credibility

×20%7.3

Scale

×15%12.3

Momentum

×10%0.0

▲ Momentum 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 d0 / 4No changes detected in the last 180 days.

Local rivals · 25 mihow chosen

129 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

no events returned

No changes detected in the last 180 days.

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

Reputation

Google · 4 reviews

4.0

Listing: ––review velocity: ––

Star distribution: ––

What reviewers mention

––

Listings

––

Sentiment––

Hours––

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

Services and offer

from their site

Managed IT

Help Desk

Cybersecurity

MManaged Detection And Response

EEmail Security

NNetwork management

CCTO Services

BBusiness Continuity

CCloud Backup

VVulnerability Scanning

PPenetration Testing

IIncident Response

Industries

HealthcareFinanceManufacturingNonprofitConstructionReal EstateProfessional ServicesAccounting

Availability

No 24/7 claim on their site

Guarantees

––

Compliance

CMMC

Works with

––

Partners

Allinial Global

Web & search

MSPSIG.RPT search scan · technical record

Organic visits~457/ month est.

Domain authority24/ 100

Top keywords · position

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

Website technology

Microsoft ExchangeThe Trade DeskNode.jsViewport MetaMicrosoft Exchange OnlineAvananAndroidMobile FriendlyMicrosoft Active Directory Federation ServicesMicrosoft 365MailgunIot

▸ Open technical record · web maturity 71 / 100

SEO15/15

Pricing0/10

Reviews0/10

Socials5/10

Longevity10/10

Email Auth15/15

Site Depth10/10

Brand Assets5/5

unmeasured components: blog

Performance · SEO · Accessibility51 · 77 · 57

Email authSPF · DKIM · DMARC p=quarantine

CDNNone

HostingGoogle Cloud

Blog––

Subdomains5

Security headersB

Record & location

HQ + 2 additional locations

Approximate HQ area · 3 locations · squares are other officesBasemap © Esri, HERE, Garmin, OpenStreetMap contributors

Location

280 Trumbull Street, 24th Floor, Hartford, CT 06103

Founded

1961

Staff

160 staff · national median 10

Languages

––

Annual revenue

$10M to $50M · range · exact estimate on the Signal plan

NAICS

541211, 541512, 541611

Also from

Hamden, CT (site_footer) · Hamden, CT

Holyoke, MA (site_footer) · Holyoke, MA

States served

CT, MA

Headcount change

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

People & hiring

3 tracked · 3 leaders

Staff by department

Accounting

Engineering

Administrative

Marketing

Consulting

Operations

Education

Human Resources

Hiring · 8 open roles

6job postings in 90 days

Tax Manager

Hartford, CT, US · Oct 14, 2026

Summer 2027 Assurance Intern

Hartford, CT, US · Aug 5, 2026

Spring 2027 Tax Intern

Hartford, CT, US · Aug 5, 2026

Careers page ↗ · jobs observed via Adp · 3 postings shown, not a directory

Recognition, news & about

public sources

Awards & rankings

––

Peer mentions in 90 days: 100 · BBB: ––

In the news

Tribute Wall | Barbara Ann Whittlesey - floralhaven.com

Jun 21, 2026 · floralhaven.com

Temporary lane closure on Whittlesey Boulevard to start June 1 - WRBL

May 28, 2026 · WRBL

Police presence near Academy on Whittlesey Blvd. in Columbus - WTVM.com

May 20, 2026 · WTVM.com

About

In their own wordsWhittlesey is a prominent CPA and IT consulting firm based in Hartford, Connecticut. Founded in 1961, the firm has built a strong reputation for providing expert accounting, advisory, audit, and technology services. With a focus on responsiveness and high-quality service, Whittlesey serves a diverse clientele, including over 350 nonprofit organizations, as well as clients in real estate, construction, financial institutions, and healthcare. The firm offers a wide range of services, including audit and assurance, tax planning and preparation, business advisory, and IT consulting. Whittlesey employs between 51 and 200 professionals and operates from three office locations in Hartford, Hamden, and Holyoke. Its proprietary "Forward Advising™" process combines current insights with future-oriented strategies, ensuring clients receive tailored solutions that meet their unique needs.

MSPSIG.MEMO · summary from public sourcesAmong Hartford's roughly ten managed service providers, Whittlesey ranks third, serving construction, finance, government, and healthcare clients with a team of 100 to 249 people. The firm handles backup and disaster recovery, cloud migration, compliance, and cybersecurity work, with particular attention to CMMC requirements. Operating for about nine years, Whittlesey represents one of roughly five Connecticut MSPs combining this service and compliance focus.

Leadership

3 leaders named

0 joined and 0 left in 90 days

names, titles and people moves on the Signal plan

Service areas

ConnecticutMassachusetts

Partner badge

Allinial Global

What they say about themselves

site quotations · unconfirmed

Site quotations: ––up to three quotations per category

Frequently asked questions

reuses public facts · FAQ schema

Where is Whittlesey located?

280 Trumbull Street, 24th Floor, Hartford, CT 06103.

How many people work at Whittlesey?

Whittlesey has 160 staff.

What services does Whittlesey offer?

Managed IT, Help Desk, Cybersecurity, Managed Detection And Response, Email Security, Network management, CTO Services, Business Continuity, Cloud Backup, Vulnerability Scanning, Penetration Testing, Incident Response.

What compliance frameworks does Whittlesey serve?

CMMC.

How does Whittlesey rank among IT providers in Hartford?

#3 of 15 observed providers in Hartford; #7,707 of 45,502 nationally.

Is Whittlesey claimed on MSP Signal?

Not claimed.

Claimed · not shown (unclaimed) · Verified data · conditional on field sources · Registered entity · conditional on legal-entity nameLast observed Oct 22, 2026 · Citation: Whittlesey company profile · https://mspsignal.com/msp/whittlesey

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