Business Details
18 Years
experience
Trusted Security & Investigative Services in Rockland, MA
Sigma Agency, founded in 2008, has built a reputation for excellence in security and investigative services. Our team comprises highly skilled former law enforcement professionals committed to delivering thorough, efficient, and confidential solutions. We serve municipalities, government agencies, and corporations, offering tailored services including investigative support, protective strategies, and forensic accounting. Licensed, bonded, and insured in Massachusetts, our agents adhere to the highest standards of integrity and professionalism. With expertise in K9 operations, firearms training, and covert surveillance, we prioritize client needs to provide peace of mind through credible results.Our commitment to identifying threats and solving complex problems has made us a trusted partner for diverse clients, including New England Restaurant Brokers and United Parcel Service. By combining advanced methodologies with decades of collective experience, we ensure comprehensive protection for individuals, businesses, and assets. Client testimonials highlight our unmatched professionalism and the effectiveness of our security solutions. At Sigma Agency, we continuously strive to maintain our position as a leader in the security industry through innovation and dedicated service.
Services
Investigation Services
Protective Services
K9 Services
Security Consulting
Firearms Training
Intelligence Services
Forensic Accounting
Covert Surveillance
Details
- Year established: 2008
Highlights and features
- Former law enforcement professionals with specialized expertise
- Comprehensive services spanning investigations to K9 operations
- Licensed, bonded, and insured in Massachusetts
- Client-focused approach with proven results
- Advanced threat identification and problem-solving capabilities
Associations and certifications
- Department of Public Safety & State Police (Massachusetts)
What people say
Unmatched professionalism
Instrumental in tracking debts
Unique portfolio of solutions
Highest investigative standards
Thorough and efficient service
Services
Investigation Services
Sigma Agency provides comprehensive investigative services for insurance companies, law firms, and individuals. Our agents specialize in employee conduct assessments, fraud detection, and evidence collection. With former law enforcement professionals conducting discreet inquiries, we deliver actionable intelligence while maintaining strict confidentiality.
Protective Services
Our protective services include executive protection, venue security, and K9 support. Sigma's trained professionals implement defensive strategies against unauthorized access while providing physical protection for individuals and businesses. Weapon and explosive detection capabilities enhance our comprehensive security solutions.
Forensic Accounting
Sigma's certified forensic accountants assist with litigation support, fraud investigations, and contractual disputes. We analyze financial data to uncover irregularities, provide expert witness testimony, and deliver detailed evidence for legal proceedings. Our services combine accounting expertise with investigative rigor.
Covert Surveillance
Sigma conducts discreet surveillance operations when traditional methods fail. Our agents use advanced techniques for continuous observation of persons and locations. This service provides critical intelligence for investigations while maintaining operational secrecy and legal compliance.
Firearms Training
Sigma's certified instructors provide Massachusetts-compliant firearms training. Our program covers safety protocols, tactical skills, and licensing requirements. Instructors hold multiple certifications from law enforcement associations while emphasizing practical application for responsible gun ownership.
People
Dennis Serpone
President
President of New England Restaurant Brokers who praised Sigma's unique security portfolio and effectiveness in protecting business interests through comprehensive risk assessment solutions.
Neal R. Rossi
District Manager
UPS Government Affairs representative who highlighted Sigma's unmatched professionalism and access to Massachusetts' top investigative experts for corporate security needs.
Jonathan Bond
President
Bond Printing & Marketing leader who credited Sigma with successfully recovering outstanding debts through expert investigative techniques and persistent follow-through.
Questions
What industries does Sigma Agency serve?
We work with municipalities, government agencies, corporations, law firms, and insurance companies across Massachusetts, providing tailored security and investigative solutions.
Are Sigma's agents licensed professionals?
Yes, all agents are licensed by Massachusetts Department of Public Safety and include former law enforcement officials with specialized training certifications.
Can Sigma handle corporate security assessments?
Our security consulting division specializes in corporate risk assessment, vulnerability analysis, and customized protection strategies for businesses of all sizes.
Do you offer forensic accounting for legal cases?
Yes, our certified forensic accountants provide litigation support, fraud investigations, and expert testimony for complex financial disputes and legal proceedings.
Is covert surveillance legally compliant?
Sigma's surveillance operations strictly follow legal guidelines while maintaining discretion, using approved methods only when necessary for investigative success.
What firearms training programs are available?
We offer Massachusetts LTC/FID card training, tactical skills development, and law enforcement-certified instruction covering safety protocols and practical application.
