Top 100 Business Consulting Companies in Connecticut
The Best of April 2026Looking for a top consulting firm in Connecticut?
Consulting firms provide in-depth knowledge and understanding in relation to the client’s industry, technology, and processes. Having this kind of business partner empowers companies to make the best decisions for the business. They provide technical and corporate assistance, helping you resolve your challenges regardless of the industry you’re in.
Consulting firms provide a wide range of services, from creating business strategies to solidifying operational processes. Take your company to the next level by partnering with a firm today. Their knowledge and expertise are valuable assets for every business.
To assist you in your search for a partner, we’ve compiled this list of the top consulting companies in Connecticut. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Connecticut Business Consulting Firms
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91Undisclosed250 - 999 employeesNewington, CTIntelisent is a Marketing Strategy company headquartered in Newington, Connecticut and Richmond, Virginia. They offer Marketing Strategy and Web Development.Read More
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92Undisclosed2 - 9 employeesManchester, CTMenefee Associates Consulting is a Corporate Training & Coaching and Business Consulting company established in 2014. The team focuses on Corporate Training & Coaching and Business Consulting.Read More
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93Undisclosed2 - 9 employeesWeston, CTRockport Investment Partners is a Business Consulting company. They were established in 2015, and their services include Business Consulting and Fractional CFO Services.Read More
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94Undisclosed2 - 9 employeesFairfield, CTDenehy Club Thinking Partners is a Business Consulting and Executive Search company. Their small team is in Fairfield, Connecticut. Their services include Business Consulting and Executive Search.Read More
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95Undisclosed2 - 9 employeesWestport, CTStrategic Advisor is a Business Consulting and Corporate Training & Coaching company. Their team is in Westport, Connecticut and offers Business Consulting and Corporate Training & Coaching.Read More
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96Undisclosed2 - 9 employeesNew Hartford, CTInsureGood is a Business Consulting company. In Longmeadow, Massachusetts and New Hartford, Connecticut, the team focuses on Business Consulting and Corporate Training & Coaching.Read More
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97Undisclosed50 - 249 employeesStamford, CTMKM Partners is a Business Consulting company launched in 2002. The team offers Business Consulting and Financial Advising & Planning and is located in Stamford, Connecticut.Read More
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98Undisclosed10 - 49 employeesWestport, CTBusiness Consulting company The New England Consulting Group provides Business Consulting and Branding. They were founded in 1981.Read More
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99Undisclosed10 - 49 employeesStamford, CTFounded in 2002, Ward Consulting, LLC Full Circle Consulting Group is a Business Consulting company. The small team specializes in Business Consulting and Corporate Training & Coaching.Read More
Industries
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100Undisclosed10 - 49 employeesEast Hartford, CTSystems Management Consulting, a small Business Consulting company, is located in East Hartford, Connecticut. The team focuses on Business Consulting and Web Design.Read More
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101Undisclosed10 - 49 employeesWoodbridge, CTOrganizational Performance Group is a small Business Consulting company headquartered in Woodbridge, Connecticut. Their services include Business Consulting and HR Consulting.Read More
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102Undisclosed2 - 9 employeesRocky Hill, CTTag Team Business Partners is a Business Consulting company headquartered in Rocky Hill, Connecticut. Their services include Business Consulting and Media Planning & Buying.Read More
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103Undisclosed2 - 9 employeesHebron, CTLedgestone Technologies, Inc., a Business Consulting company, specializes in Business Consulting and Staffing. The agency is located in Hebron, Connecticut.Read More
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104Undisclosed2 - 9 employeesGreenwich, CTE. Rogers Associates, Inc. Is a Business Consulting company. Their team is located in Greenwich, Connecticut and specializes in Business Consulting and Corporate Training & Coaching.Read More
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105Undisclosed2 - 9 employeesWestport, CTEscher Capital, a Business Consulting company, provide Business Consulting and Generative AI. They were launched in 2000.Read More
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106Undisclosed10,000+ employeesStamford, CTIn Stamford, Connecticut, Gartner is a Mobile & App Marketing company. Founded in 1979, the team focuses on Mobile & App Marketing and Business Consulting.Read More
Industries
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107Undisclosed2 - 9 employeesMiddletown, CTPadgett Business Services is an Accounting company founded in 2011. The team specializes in Accounting and Business Consulting.Read More
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108Undisclosed2 - 9 employeesStamford, CTAspire HR Consulting is a Corporate Training & Coaching company. The team is in Stamford, Connecticut, and their services include Corporate Training & Coaching and Business Consulting.Read More
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109Undisclosed10 - 49 employeesGlastonbury, CTPinck & Co., a Commercial Development company, was launched in 1998. The company specializes in Commercial Development and Business Consulting, and is small.Read More
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110Undisclosed10 - 49 employeesNew Haven, CTBased in New Haven, Connecticut, Beers, Hamerman, Cohen & Burger, PC is an Accounting company. Their services include Accounting and Business Consulting.Read More
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111Undisclosed10 - 49 employeesBranford, CTAcara Partners is an Advertising company. They specialize in Advertising and Business Consulting and are in Branford, Connecticut.Read More
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112Undisclosed10 - 49 employeesNorwalk, CTComputer SI Corporation is a Robotics Process Automation company founded in 1985. The company offers Robotics Process Automation and Business Consulting.Read More
Industries
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113$1,000+2 - 9 employeesHartford, CTTomasetti Kulas & Company, P. C is an Accounting company. Launched in 1979, the firm focuses on Accounting and Business Consulting.Read More
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114$1,000+2 - 9 employeesHartford, CTAccounting company Bazzano & Rosenbloom is headquartered in Hartford, Connecticut. Established in 2000, the team offers Accounting and Business Consulting.Read More
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115Undisclosed2 - 9 employeesGroton, CTOne Consulting Company LLC, a Business Consulting company, was established in 2017. The team provides Business Consulting and Advertising and is based in Groton, Connecticut.Read More
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116Undisclosed10 - 49 employeesHartford, CTBranding agency Experience Design International was established in 2017. The small team provides Branding and Market Research.Read More
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117Undisclosed10 - 49 employeesStonington, CTCognitive Box Consulting LLC is a small Stonington, Connecticut-based Business Consulting company. The team offers Business Consulting and Digital Strategy.Read More
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118Undisclosed50 - 249 employeesGlastonbury, CTShoptech Software is a custom software development firm. They provide Custom Software Development and Application Management & Support and are headquartered in Glastonbury, Connecticut.Read More
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119Undisclosed50 - 249 employeesNewington, CTMidsize Accounting company Fulco, DiTommaso, McMahon & Co. P.C., is located in Newington, Connecticut. Their services include Accounting and Financial Advising & Planning.Read More
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120UndisclosedFreelancer employeesWestport, CTZeiberg Consulting, a Business Consulting company, was launched in 1999. The firm offers Business Consulting and Corporate Training & Coaching.Read More
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