Best PR Firms in Connecticut

Originally published August 2015. Updated September 27, 2026.

Related: PR Firms Directory

The best PR firms in Connecticut are ICR, the largest independent strategic communications and capital markets advisory firm in North America, based in Norwalk; Cashman+Katz, a regional integrated firm rooted in the Hartford insurance corridor; CJ Public Relations, a boutique consumer specialist; and Mason Inc., a branding and integrated marketing firm serving healthcare, insurance, and B2B financial clients.

Connecticut isn't where the loudest PR firms live. It's where some of the most credible ones live. The state punches above its weight in two specialties: financial communications and life-sciences investor relations, because of who lives there. Hedge funds, asset managers, biotech CFOs, and the executives who run the Northeast corridor's public companies built the demand. The PR firms that grew up serving that audience built reputations on accuracy under SEC pressure, not on volume of press hits.

The leading PR firms in Connecticut at a glance

Four firms dominate Connecticut's PR market, each specializing in a different niche.

Firm	Base	Specialty	Why they rank
ICR	Norwalk	IR, financial communications, crisis, capital markets	Largest independent strategic communications and capital markets advisory firm in North America
Cashman+Katz	Glastonbury	Internal comms, brand campaigns, B2B marketing	Deep roots in Hartford insurance and financial-services corridor
CJ Public Relations	Southington	Consumer, lifestyle, healthcare, travel	National media work for consumer brands from a small boutique footprint
Mason Inc.	Danielson	Branding, integrated marketing (healthcare, insurance, B2B financial)	Aligned to Connecticut's over-indexed verticals

Here are the Connecticut PR firms worth knowing, and the discipline each one is strongest at.

1. ICR

ICR, headquartered in Norwalk, is the largest independent strategic communications and capital markets advisory firm in North America. The firm works with hundreds of public and pre-IPO companies on investor relations, financial communications, and crisis. ICR's reach goes far beyond Connecticut, with offices across the U.S. and Asia, but its center of gravity has always been Fairfield County. If a company is going public, defending a proxy fight, or managing earnings expectations, ICR is on the shortlist.

2. Cashman+Katz

Cashman+Katz, based in Glastonbury, is a regional integrated communications firm with deep roots in the Hartford insurance and financial-services corridor. The agency does the work local Fortune 500 companies actually need: internal communications, brand campaigns, and B2B marketing, rather than chasing national consumer accounts.

3. CJ Public Relations

CJ Public Relations, based in Southington, is a boutique consumer and lifestyle agency. The firm operates at smaller scale than ICR or Cashman+Katz, but it has done national media work for healthcare, consumer brands, and travel clients out of a small footprint.

4. Mason Inc.

Mason Inc., based in Danielson, focuses on branding and integrated marketing rather than pure PR. The firm's specialties are healthcare, insurance, and B2B financial services, three verticals Connecticut is naturally over-indexed on.

ICR vs. Cashman+Katz for a Connecticut financial services company: which fits?

ICR is the choice for public or pre-IPO companies needing investor relations, capital markets advisory, or proxy-fight defense. Cashman+Katz is the better fit for a private or regional financial-services company needing brand, internal communications, and B2B marketing without the capital-markets dimension.

CJ Public Relations vs. Mason Inc. for a healthcare brand: which one?

CJ Public Relations is consumer and lifestyle-focused, with national media relationships for healthcare consumer brands. Mason Inc. does branding and integrated marketing specifically aligned to healthcare, insurance, and B2B financial verticals, a better fit when the mandate is brand-building rather than earned-media placement.

What's different about evaluating PR firms in 2026?

The traditional metric, how many press hits a firm lands in tier-one outlets, is no longer sufficient on its own. The metric that increasingly matters is Citation Share: the percentage of relevant AI-engine answers in which a client's brand, executives, or research appear when buyers, investors, or journalists ask ChatGPT, Claude, Gemini, Perplexity, or Google AI Overviews about a category. Most Connecticut firms still operate inside the traditional PR frame. Clients who need answer-engine visibility should ask any firm one direct question: how do you measure and grow citation share inside the AI engines?

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• PR Firms & Communications Agencies: EPR Directory
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