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We figured out the best professional companies to work for in Connecticut using data on salaries, company financial health, and employee diversity. You can also search for the best professional companies to work for in any other state or city.

Zippia score 4.1
Overview: Founded in 1991, AI Engineers provides comprehensive planning civil engineering and survey, bridges, transportation, building systems, including sustainable design, construction inspection/contract administration, construction management a...
Zippia score 4.1
Establishments which are headed by members of the bar and are primarily engaged in offering legal advice or services.
Zippia score 4.0
With over three decades of experience under his belt, Jeff has an in-depth knowledge of the law and the skills necessary to advocate for you, whether you're facing a possible foreclosure or considering filing for bankruptcy.
Zippia score 4.0
A&A Office Systems is one of New England's leading independent providers of copiers, print technology, scanning and document management services.
Zippia score 4.7
Barnhart specialize in the lifting, heavy-rigging, and heavy hauling of major components used in American industry.
Zippia score 4.7
Eliassen Group, LLC operates as a technology staffing company. It offers contract and direct-hire staffing solutions to corporations, state government, and non-profit organizations. The company also provides electronic data management, technical, consulting, and training services for pharmaceutical, biotechnology, and medical device companies. It serves healthcare/pharmaceutical, financial services, government, education, life sciences, manufacturing, and software development companies. The company offers its services in New York, New Jersey, and North Carolina. Eliassen Group, LLC was formerly known as Eliassen Group, Inc. The company was founded in 1989 and is headquartered in Wakefield, Massachusetts with additional offices in New York, New York; and Philadelphia, Pennsylvania. It also has locations in Mansfield, Massachusetts; and New London, Connecticut.
Zippia score 4.4
The premier nationwide staffing referral agency supplying workforce solutions and recruitment in behavioral, mental health, social work & education fields.
Zippia score 4.3
DATTCO was established in 1924. DATTCO has over 2,000 employees, multiple offices, terminals and service facilities throughout New England. Their strengths lie in the quality of their people and products so that they can provide personal service and transportation solutions for customers.
Zippia score 4.3
To provide exceptional and effective representation to a wide variety of clients, large public corporations and smaller businesses, debtors, creditors committees and trustees, across many industries.
Zippia score 4.2
Robert L. Halloran and Henry Eno Sage founded Halloran & Sage in 1935. To date, they are already serving Hartford, Danbury, Middletown, New Haven, New London, Westport and Washington, DC. They handle construction, criminal defense, healthcare, insurance, real estate and litigation legal matters, to name a few.
Zippia score 4.1
Zippia score 4.0
G4S is the world's leading international security solutions group. They specialise in outsourced business processes in sectors where security and safety risks are considered a strategic threat. G4S has a truly global business with large established market positions in developed markets and outstanding positions in fast growing emerging markets G4S has a unique global footprint with operations in over 110 countries, including a strong presence in higher growth developing markets. G4S employ 623,000 people world-wide, and are the largest security solutions provider in the world. Whether you require a security solution in one location or across multiple continents, their global experience is always on hand to bring you advantages.
Zippia score 3.1
Tighe & Bond is an employee-owned, multi-disciplinary consulting firm in the Northeast specializing in water and wastewater engineering, site planning and landscape design, full-service engineering for real estate development, infrastructure improvements and environmental services.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | AI Engineers | |
| 2 | Connecticut Legal Services | |
| 3 | Jefferson Hanna Law | |
| 4 | A&A Office Systems |