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2026

Now taking on 4 new clients this year: white-glove onboarding, month to month.Taking on 4 new clients this year

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HomeLocations

Where we work

Our headquarters is in Brooklyn, NY. From there, NetSys engineers work on-site across New York City, Long Island, Westchester, the Hudson Valley, North Jersey and Fairfield County, CT, with remote managed IT nationwide.

The Coverage Model

Three tiers, one headquarters

Here is exactly how coverage works from Brooklyn: which regions get engineers on site, and how everything else is managed remotely.

Service information by The NetSys Group. Our editorial standards.

Headquarters: Brooklyn, NY

Our office at 1 Prospect Park SW, Suite 6E, Brooklyn, NY 11215.

  • Engineering and account management home base
  • Main line 845-203-3914 · info@netsysgroup.com

On-Site Engineer Coverage

Regions where NetSys engineers deliver on-site work. The free external penetration test that opens most engagements runs remotely, before you hire us.

  • New York City, all five boroughs
  • Long Island: Nassau and Suffolk
  • Westchester County
  • The Hudson Valley
  • North Jersey
  • Fairfield County, CT

Remote Monitoring & Management

24/7 monitoring, cloud management, and support are delivered remotely wherever your systems run.

  • Remote managed IT nationwide, delivered from our Brooklyn office
  • Multi-site and traveling teams supported
  • Outside our on-site areas, visits are arranged in advance and scoped in the proposal
Regional Pages

Regions, counties & cities in depth

Each page states how coverage actually works there, including the places served remote-first, where on-site visits are arranged in advance and scoped in the proposal.

New York City

IT services in New York City from a Brooklyn IT company founded in 1998: managed IT, help desk, cybersecurity and consulting, on-site in all five boroughs.

Explore the region

Hudson Valley

Managed IT in the Hudson Valley: networks, Microsoft 365, security and recovery. Confirm remote coverage and on-site dispatch for your actual locations.

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Manhattan, NY

Managed IT, cybersecurity and AI services for Manhattan businesses in multi-tenant towers. On-site engineers from our Brooklyn HQ, month to month.

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Queens, NY

IT services in Queens for warehouses, storefronts, clinics and lofts: help desk, managed IT, security, cabling and Wi-Fi, on-site from our Brooklyn office.

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The Bronx, NY

Bronx business IT support for office, clinic and warehouse systems. Scope networks, Microsoft 365, security, recovery and on-site work from NetSys.

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Putnam County, NY

Managed IT support and cybersecurity for Putnam County, NY businesses in Carmel, Brewster, Mahopac and Cold Spring. On-site engineers, month to month.

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Rockland County, NY

Rockland County IT company for managed IT services: help desk, security, Microsoft 365 and tested backups, with on-site work from Nyack to Suffern.

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Ulster County, NY

Managed IT and cybersecurity for Ulster County, NY: Kingston, New Paltz, Saugerties, Woodstock. Remote management plus scheduled on-site visits.

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Westchester County

Managed IT services in Westchester County, NY: help desk, security, Microsoft 365 and tested backups, with on-site work from Yonkers to Mount Kisco.

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Fairfield County

Managed IT services in Fairfield County, CT with on-site engineers from our Brooklyn office: help desk, security and backups, priced per user.

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Greenwich, CT

Cybersecurity in Greenwich, CT for investment firms, family offices and CPAs: MFA, EDR, 24/7 monitoring, tested backups and vCISO, with on-site work.

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Stamford, CT

Managed IT services in Stamford, CT for offices with or without in-house IT: help desk, security, Microsoft 365 and backups, with on-site engineers.

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Brooklyn, NY

IT services in Brooklyn from the NetSys office at 1 Prospect Park SW: managed IT, IT support, cybersecurity and network security for local businesses.

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White Plains, NY

IT support in White Plains, NY for law, accounting and medical offices: help desk, Microsoft 365, security and backups, with on-site visits in the city.

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Nassau County, NY

Nassau County IT support for offices and multi-site teams: networks, Microsoft 365, security and recovery. Discuss support ownership and on-site scope.

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Orange County, NY

Business IT support in Orange County, NY: remote management, cloud access and recovery. Define warehouse dependencies and separately scoped on-site work.

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Dutchess County, NY

Managed IT and cybersecurity for Dutchess County, NY: Poughkeepsie, Fishkill, Beacon. Remote management plus scheduled on-site visits.

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New Jersey

IT services in New Jersey for offices, warehouses and firms: managed IT, IT support, cybersecurity and consulting, on-site across North Jersey.

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Pennsylvania

Managed IT and cybersecurity for Pennsylvania businesses, remote-first from Brooklyn: 24/7 monitoring, cloud and disaster recovery, month to month.

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Delaware

Remote-first managed IT and cybersecurity for Delaware businesses: 24/7 monitoring, Microsoft 365 and cloud management, tested backups, month to month.

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Maryland

Remote-first managed IT and cybersecurity for Maryland businesses: 24/7 monitoring, HIPAA-aware healthcare IT, cloud management, tested backups.

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Tampa Bay

IT services in Tampa, St. Petersburg and Clearwater: 24/7 monitoring, help desk, security and hurricane-season recovery, remote-first with scoped visits.

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Philadelphia

Managed IT and cybersecurity for Philadelphia businesses, remote-first from Brooklyn: help desk, security, tested DR, visits arranged in advance.

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Southwest Florida

Remote-first managed IT and cybersecurity for Naples, Fort Myers, Sarasota and Cape Coral: Florida operations, hurricane-ready DR, month to month.

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Suffolk County, NY

Managed IT services in Suffolk County, NY: help desk, 24/7 monitoring, security and tested backups for Melville and Hauppauge firms, with on-site visits.

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Palo Alto, CA

Managed IT services in Palo Alto, CA for professional firms, funds and small tech companies: remote help desk, 24/7 monitoring and security from Brooklyn.

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Melville, NY

Managed IT, cybersecurity and AI automation for Melville and the Route 110 corridor: 24/7 monitoring, on-site engineers, month-to-month agreements.

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Jersey City, NJ

Managed IT in Jersey City: Microsoft 365, security, user support and recovery. Define vendor responsibilities, on-site needs and your next support step.

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Great Neck, NY

Managed IT, cybersecurity and AI automation for Great Neck professional firms, CPAs, medical practices, family offices. Nassau on-site coverage.

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Garden City, NY

Managed IT, cybersecurity and AI automation for Garden City law, financial and professional offices. Nassau County on-site engineers, month-to-month terms.

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Norwalk, CT

IT support in Norwalk, CT for Merritt 7 offices and SoNo firms: help desk, 24/7 monitoring, security and backups, with on-site work in Fairfield County.

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Westport, CT

Cybersecurity and managed IT for Westport fund managers, family offices and firms, diligence-ready controls, AI automation, on-site CT engineers.

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Hoboken, NJ

Hoboken business IT support for office and hybrid teams: Microsoft 365, managed devices, security and recovery. Request a call about service scope.

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Newark, NJ

Managed IT and cybersecurity for Newark businesses, professional firms, nonprofits, logistics and healthcare. NJ on-site engineers, month-to-month terms.

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Woodbridge & Iselin, NJ

Managed IT, cybersecurity and AI automation for Woodbridge and Iselin offices around Metropark, satellite offices, back offices, professional firms.

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Florham Park, NJ

Managed IT, cybersecurity and co-managed IT for Florham Park's campus offices: law, finance and corporate tenants. NJ on-site engineers, month to month.

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Red Bank, NJ

Managed IT, cybersecurity and AI automation for Red Bank and Monmouth County, advisory firms, medical practices, agencies and growing businesses.

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Uniondale, NY

Managed IT, cybersecurity and co-managed IT for Uniondale office towers, insurance, legal and financial tenants. Nassau on-site engineers, month to month.

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Jericho, NY

Managed IT, cybersecurity and AI automation for Jericho's office corridor: financial, legal, medical and professional tenants. Nassau on-site coverage.

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Morristown, NJ

IT company in Morristown, NJ for law firms, financial offices and medical offices: managed IT services, cybersecurity and on-site support, month to month.

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Princeton, NJ

Managed IT, cybersecurity and AI automation for Princeton firms, investment offices, research consultancies, professional practices. Month to month.

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Long Island, NY

IT services on Long Island for Nassau and Suffolk businesses: managed IT, IT support, cybersecurity and consulting, with on-site engineering at your sites.

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Connecticut

IT services in Connecticut from NetSys: help desk, Microsoft 365, security and backups, on-site in Fairfield County, remote-first elsewhere.

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Hartford, CT

An IT company for Hartford, CT businesses: managed IT, help desk and security delivered remotely, with on-site visits planned in advance. Month to month.

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North Jersey

IT support in North Jersey across Bergen, Passaic, Morris, Essex and Union counties: help desk, Microsoft 365, security and on-site engineers.

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Bergen County, NJ

IT support in Bergen County, NJ: help desk, Microsoft 365, Wi-Fi, security and HIPAA-aware support for offices and practices, with on-site engineers.

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Albany, NY

Comparing Albany IT companies? NetSys supports Capital Region businesses remote-first from Brooklyn, with 24/7 monitoring and on-site visits planned ahead.

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Rochester, NY

IT services for Rochester, NY businesses, run remote-first from Brooklyn: help desk, 24/7 monitoring, security and backups, with on-site visits planned.

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Yonkers, NY

Managed IT services for Yonkers businesses: help desk, 24/7 monitoring, security and tested backups, with on-site visits in our Westchester coverage.

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Staten Island, NY

IT services for Staten Island businesses: help desk, 24/7 monitoring, security and flood-aware backups, with on-site visits from our Brooklyn office.

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Baltimore, MD

NetSys is an IT company serving Baltimore remote-first from Brooklyn: help desk, 24/7 monitoring, cybersecurity and planned on-site visits. Month to month.

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Washington, DC

A remote-first IT company for Washington DC offices: managed IT, cybersecurity, CMMC 2.0 readiness and IT consulting from Brooklyn, with planned visits.

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Pittsburgh, PA

IT services in Pittsburgh from NetSys: help desk, 24/7 monitoring, security and pre-configured hardware, with on-site visits planned in advance.

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Somewhere else?

Outside our on-site areas, we deliver remote managed IT nationwide from our Brooklyn office, with on-site visits arranged in advance and scoped in the proposal. Tell us where you are and we’ll tell you how coverage would work.

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Service Pages by Market

Managed IT, support, consulting and security, market by market

Each page states how that service is delivered in that market: on-site from Brooklyn across New York City, Long Island, Westchester, the Hudson Valley, North Jersey and Fairfield County, CT, and everywhere else remote-first, with on-site visits arranged in advance and scoped in the proposal.

NYC Metro

New York City: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery · Managed IT plans and pricing · IT Consulting · IT Support

Brooklyn, NY: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery

Manhattan: IT Consulting · Managed IT plans and pricing · IT Support · Network Security · Cybersecurity

Brooklyn: Managed IT plans and pricing · IT Consulting · IT Support

Queens: IT Support · IT Consulting · Managed IT Services

Long Island

Nassau County, NY: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery

Suffolk County, NY: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery

Long Island: Managed IT plans and pricing · IT Consulting · IT Support · Network Security · Cybersecurity

Hudson Valley

Westchester County, NY: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery

Westchester County: IT Consulting

Connecticut

Stamford, CT: Cybersecurity · Network Security & Monitoring · Backup & Disaster Recovery · IT Support

Connecticut: IT Support · Managed IT Services · Cybersecurity · IT Consulting

New Jersey

New Jersey: Managed IT plans and pricing · IT Consulting · IT Support · Network Security · Cybersecurity

South Jersey: Managed IT Services

Pennsylvania

Philadelphia: Managed IT plans and pricing · IT Consulting · Cybersecurity · IT Support

Pittsburgh: Managed IT Services · IT Consulting · IT Support

Lancaster: Managed IT Services · IT Support

Lehigh Valley: IT Support

Florida (other)

Orlando: Managed IT Services · IT Consulting · IT Support

Miami: Managed IT Services · IT Consulting · IT Support

Jacksonville: Managed IT Services · IT Consulting · IT Support

Fort Lauderdale: IT Support · Managed IT Services · IT Consulting

Boca Raton: IT Consulting · IT Support · Managed IT Services

West Palm Beach: IT Consulting · Managed IT Services

Tampa: Managed IT Services · IT Support · IT Consulting · Cybersecurity

Gainesville: Managed IT Services · IT Support

Tallahassee: IT Support

South Florida: Managed IT Services · IT Support · IT Consulting

Florida: Managed IT Services · IT Support · IT Consulting · Cybersecurity

New England

Boston: Managed IT Services · IT Consulting · Cybersecurity · IT Support

Massachusetts: Managed IT Services · Cybersecurity

Rhode Island: Managed IT Services

New Hampshire: Managed IT Services

Mid-Atlantic

Washington DC: Managed IT Services · IT Consulting

Maryland: IT Consulting · Managed IT plans and pricing · Cybersecurity

Baltimore: IT Support · IT Consulting · Managed IT Services

Richmond: IT Consulting · Managed IT Services · IT Support

Virginia Beach and Norfolk: Managed IT Services · IT Support

Virginia: Managed IT Services · IT Support · IT Consulting · Cybersecurity

Upstate NY

Albany: IT Consulting · Managed IT Services · IT Support

Buffalo: Managed IT Services

Syracuse: Managed IT Services · IT Support

National metro

Dallas: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Houston: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Chicago: Managed IT Services · IT Consulting · Cybersecurity · IT Support

Palo Alto: IT Support · Cybersecurity

Los Angeles: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Atlanta: Managed IT Services · IT Consulting · Cybersecurity · IT Support

Charlotte: Managed IT Services · IT Consulting · IT Support · Cybersecurity

San Diego: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Seattle: IT Consulting · Managed IT Services · IT Support

Indianapolis: Managed IT Services · IT Consulting

Austin: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Phoenix: Managed IT Services · IT Consulting · IT Support

Nashville: Managed IT Services · IT Consulting · IT Support

San Antonio: Managed IT Services · IT Consulting · IT Support · Cybersecurity

Raleigh: Managed IT Services · IT Consulting · IT Support

Irvine: Managed IT Services · IT Consulting · IT Support

Denver: Managed IT Services · IT Consulting · IT Support · Cybersecurity

San Francisco: Managed IT Services · IT Consulting · IT Support

San Jose: IT Consulting · Managed IT Services · IT Support

St Louis: Managed IT Services · IT Consulting · IT Support

Fort Worth: Managed IT Services · IT Consulting

Sacramento: Managed IT Services · IT Consulting · IT Support

Kansas City: Managed IT Services · IT Consulting

Detroit: Managed IT Services · IT Consulting

Las Vegas: IT Consulting · Managed IT Services · IT Support

Minneapolis: Managed IT Services · IT Consulting

Milwaukee: Managed IT Services · IT Consulting · IT Support

Cleveland: IT Consulting · Managed IT Services · IT Support

Cincinnati: IT Consulting · Managed IT Services

Omaha: Managed IT Services · IT Support · IT Consulting

Tulsa: Managed IT Services · IT Support · IT Consulting

Orange County: IT Consulting · IT Support

Portland: IT Support · IT Consulting · Managed IT Services

Albuquerque: IT Consulting · Managed IT Services

Greenville: Managed IT Services · IT Consulting

Salt Lake City: IT Consulting · Managed IT Services · IT Support

New Orleans: IT Consulting · Managed IT Services · IT Support

Columbus: IT Support · IT Consulting · Managed IT Services

Charleston: IT Consulting · Managed IT Services

Boise: Managed IT Services · IT Consulting

Louisville: IT Consulting · Managed IT Services

Scottsdale: IT Consulting · IT Support · Managed IT Services

Fresno: Managed IT Services · IT Support · IT Consulting

Plano: Managed IT Services · IT Support

Arlington, Texas: Managed IT Services · IT Support

Grand Rapids: Managed IT Services · IT Support · IT Consulting

Colorado Springs: Managed IT Services · IT Support

Birmingham: Managed IT Services · IT Support

Knoxville: Managed IT Services

Memphis: Managed IT Services · IT Support · IT Consulting

Tucson: Managed IT Services · IT Support

Oklahoma City: Managed IT Services · IT Support

Des Moines: Managed IT Services · IT Support

Riverside: IT Support

Bakersfield: Managed IT Services

Dayton: IT Support

Honolulu: IT Support

Statewide

Texas: Managed IT Services · IT Consulting

California: Managed IT Services · IT Consulting · Cybersecurity

Hawaii: Managed IT Services

Michigan: Managed IT Services

Ohio: Managed IT Services · IT Consulting

Utah: Managed IT Services · IT Consulting

North Carolina: Managed IT Services

Oklahoma: Managed IT Services

Arizona: Managed IT Services

Louisiana: Managed IT Services

Illinois: Managed IT Services

Since 1998

Wherever you are, the standard is the same.

Month-to-month agreements, 24/7 monitoring, engineers who answer, and a security-first approach, on-site across the New York area and remote nationwide.

Request a 15-Minute Engineer Call 845-203-3914