Here at S.E.M Security we strive to provide you with the best security and life safety systems available. We've found that by listening to our customers concerns and needs, we can design a system that really works for them and makes them feel safe and secure.

We don't specialize in just residential burglar alarms, we also provide you with life safety devices for your home such as smoke detectors and carbon monoxide detectors in addition to systems and services that make your business more secure and manageable then ever.

Our products lines include two of the leaders in the CCTV industry, BOSCH and Honeywell CCTV. Other Engineered product lines include Stanley Security Products and DSX Access control systems, Bosch Security and fire alarm products. On staff is a NICET Certified individual, supervising fire alarm installations insuring properly installed code compliant fire alarm systems according to NFPA guidelines.

Additionally we are factory trained in many of the previously mentioned product lines.

S.E.M Security is recognized locally, for combining extraordinary customer service with a commitment to meeting and exceeding the highest standards set for the our customers and the industry.

Serviced Areas

  • Bergen County NJ, Sussex County NJ, Passiac County NJ, orange County NY, Rockland County NY

Payment Options

  • American Express, Credit Terms Available, Debit Cards, Financing Available, MasterCard, Personal Checks, VISA

Contact Details

  Person Stephen Mocarsky
  City Warwick, NY
  Zip Code 10990
  Address P.O.Box 454
  Phone Number (845) 986-0336

Business Representative

Stephen Mocarsky

Founder/ President

Stephen Mocarsky is Nicet Certified for Fire Detection, has over 30 years of experience in the electronic detection field.

Customer Testimonials

I have hired several different security company’s and have been disappointed.
Finally threw a recommendation I was told about S.E.M.
they are used in my business as well as home.
I DId my due diligence and found everything I was told was true.
1 They do what they say.
2 There is no bait and switch.
3 They do not over due a system just to sell you.
4 When they give you a time they show up and never miss an appointment.
5 Extremely reliable.
6 They are neat & clean up after themselves.
7 They are first in their class.

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