There are 9 public relations firms in Philadelphia and its Pennsylvania suburbs that we could verify against their own website. Six are in the city and three are on the Main Line or in Conshohocken; each entry says which, because most round-ups do not. Every fact below — address, founding year, specialism, client names — is taken from the firm's own site and was checked in August 2026. Where a firm publishes no client list, this page says so rather than filling the gap from somewhere else.
That sounds like a low bar. Almost no Philadelphia agency round-up clears it, including the version of this page we replaced — it carried firms that had closed, firms headquartered in other states, and client names we could not find anywhere except on our own page. We rebuilt it from the websites up and published what we threw out, which is the part most buyers will find useful.
On this page
- Do you actually need a PR firm in Philadelphia?
- The PR firms based in Philadelphia
- Which Philadelphia firm covers which sector
- Who we left out, and why
- The one thing to check before you sign anything
- The Philadelphia outlets a local firm should already know
- How to check any of these firms yourself
- How this page was built
Do you actually need a PR firm in Philadelphia?
Usually not, and it is worth being honest about that before a list of names. Media relations is done by email and phone. A firm in another city can pitch a Philadelphia reporter as effectively as one down the road, and the national trade press that most B2B companies actually want does not care where anyone sits.
Local matters in three situations. If your story is genuinely local — a new facility, a hiring announcement, a local controversy — then relationships with the Philadelphia outlets below are worth paying for. If you are in a regulated or government-adjacent business, local knowledge of who decides what is real value. And if your leadership will only work face to face, that is a legitimate preference and you should buy for it.
Outside those, hire on category experience rather than postcode. A firm that has covered your industry for a decade beats a firm that is nearby.
The PR firms based in Philadelphia
The rest are listed alphabetically. This is not a ranking — nobody can rank agencies they have not worked with, and a numbered list that implies otherwise is the main thing wrong with most guides like this.
Bellevue Communications Group
- Where they are. 200 South Broad Street, Philadelphia
- Size. Not published.
- What they do. “A Philadelphia-based public relations firm specializing in media relations, crisis communications and digital strategy.”
- Clients they publish. The client page shows logos only, with no names in text.
- Worth knowing. Grew out of a joint venture with a Pennsylvania lobbying firm, and the legal entity in the footer is a different name. Their own site gives two different suite numbers and three different phone numbers — confirm before you write anything down.
Their site: bellevuepr.com
Braithwaite Communications
- Where they are. 123 S Broad St, Suite 1000, Philadelphia
- Size. Not published.
- What they do. “An integrated marketing and communications agency in Philadelphia.” Public relations and crisis is one of six services rather than the whole business.
- Clients they publish. Named on their homepage: Cigna, Wawa, Merck, Devereux.
- Worth knowing. No longer independent — a banner across their own homepage reads “Braithwaite joins forces with Arketi Group.” Two other Braithwaite domains are dead or parked for sale; only gobraithwaite.com is real.
Their site: gobraithwaite.com
Ceisler Media & Issue Advocacy
- Where they are. No street address published; offices in Philadelphia, Harrisburg, Pittsburgh and the Lehigh Valley
- Founded. 1995
- Size. Over 30 employees and over 75 current clients — they publish both, which almost nobody does
- What they do. “A full-service public relations and issue advocacy firm guiding our clients through every step of their communications campaigns.”
- Clients they publish. None named individually.
- Worth knowing. Mid-merger. Their own site says Ceisler and Athena Global Advisors merged in 2026 and their team page now lists Athena's chief executive alongside Ceisler's founder. Worth knowing which entity you would actually be contracting with.
Their site: ceislermedia.com
Devine + Partners
- Where they are. 1700 Market Street, Suite 1505, Philadelphia
- Size. Not published.
- What they do. “A Philadelphia public relations agency — our passion is telling stories that inspire people to action.” Team described as senior strategists, digital experts and former journalists.
- Clients they publish. A long named list on their results page including Jefferson Health, The Salvation Army, the Mann Center, Comcast Spectacor and the Congressional Medal of Honor Society.
- Worth knowing. Their site footer still reads 2022, so treat published details as possibly out of date.
Their site: devinepartners.com
Philly PR Girl
- Where they are. 1315 Walnut St, Suite 1401, Philadelphia — by appointment only
- Size. Not published.
- What they do. A full-service firm covering public relations, event planning, influencer marketing and social strategy.
- Clients they publish. Named case studies: Girls Auto Clinic, Tiny Room For Elephants, SROCF.
- Worth knowing. The office is explicitly by appointment only rather than staffed. Some of the awards listed are nominations or have no identifiable awarding body.
Their site: phillyprgirl.com
Slice Communications
- Where they are. 901 Market St, Suite 3020, Philadelphia
- Founded. 2008
- Size. Not published.
- What they do. “A Philadelphia-based PR, marketing, and communications agency with a proven track record and coast-to-coast reach.”
- Clients they publish. Named in case studies: Lincoln University, Enviri, Delta Dental.
- Worth knowing. Independent, with additional offices in Chicago and Wilmington. Founded Social Media Day PHL.
Their site: slicecommunications.com
Buchanan Public Relations & Communications
- Where they are. 134 North Wayne Ave, Suite 203, Wayne — a Main Line suburb, not the city
- Founded. 1998
- Size. Not published.
- What they do. “An award-winning communications agency specializing in public relations, digital communications, crisis management, content development and media relations.” Describes itself as based just outside Philadelphia.
- Clients they publish. Twelve named case studies including AtlantiCare, Rosemont College, Bimbo Bakeries USA and Wissahickon Trails.
- Worth knowing. Changed hands recently — the founder handed over to two long-serving colleagues, and the firm added “Communications” to its name in 2026.
Their site: buchananpr.com
Gregory
- Where they are. 27 West Athens Ave, Ardmore — a Main Line suburb, not the city
- Size. Not published.
- What they do. A PR and marketing agency with offices in Ardmore, New York, Boston and London. Also sells two of its own software products.
- Clients they publish. Not published on the pages checked.
- Worth knowing. Formerly Gregory FCA, and still legally that. Its Boston office is where the retired BackBay Communications brand now points.
Their site: gregoryagency.com
Vault Communications
- Where they are. 555 E North Lane, Suite 4020, Conshohocken — a suburb, not the city
- Size. Not published.
- What they do. “A full-service integrated communications firm… to influence behavior and inspire action across paid, earned, shared and owned channels.”
- Clients they publish. Named on their homepage: Subaru, Hologic, Visit Pennsylvania, Black Women's Health Imperative.
Their site: vaultcommunications.com
Which Philadelphia firm covers which sector
Taken from what each firm says it specialises in, in its own words. If your sector is not here, that is useful information too — it usually means the expertise you need is not concentrated in Philadelphia and you should be hiring on category rather than geography.
Who we left out, and why
This is the part no other guide publishes, and it is the part worth reading. Each of these appeared on a Philadelphia list somewhere — including, in several cases, on our own earlier version of this page.
Two patterns are worth naming, because they will show up on whatever other list you read next. The first is geography drift: a firm with an office in the city, or simply a page targeting the city, gets listed as though it were headquartered there. The second is category drift: advertising agencies, web shops and SEO firms get counted as PR firms because they have a communications page.
The one thing to check before you sign anything
If an agency guarantees placement, you are buying advertising and it will be labelled as such. The language varies — guaranteed publication, our network of publications, a price per placement, a verification package — but it means the same thing. Real earned coverage cannot be guaranteed, because the decision belongs to an editor who does not work for your agency.
This matters beyond the money. A paid placement carries a disclosure, search engines treat it differently from editorial, and the AI systems that increasingly summarise companies weight editorial far more heavily than sponsored content. You can pay for it if you want it, but know which one you are buying.
No firm on this page's excluded list was dropped for selling placements — the ones we found in this city do not advertise it. That is not the same as none of them doing it.
It is worth asking any firm you shortlist, in writing: is any coverage you produce for us paid, sponsored or guaranteed?
The Philadelphia outlets a local firm should already know
If a firm is selling you local expertise, these are the names that should come up unprompted. Ask which reporters at each they have placed in the last six months.
How to check any of these firms yourself
The research behind this page took a few hours per city and mostly consisted of opening websites. You can do the same on a shortlist of three in an afternoon.
- Open the client page and check three names against the news. If a listed client was acquired, renamed or shut down, the roster is stale and so is the relationship.
- Look for a date on the case studies. A proof point from five years ago is a proof point about a team that has probably turned over.
- Ask for the last twenty pitches they sent, with the replies. Not the wins — everyone shows the wins. The unanswered ones tell you how they write.
- Ask what proportion of their placements is syndication. One release republished across forty sites is one placement, not forty.
- Ask who does the work. The people in the pitch meeting are frequently not the people on the account.
How this page was built
Candidate firms came from directory listings, local business press and the previous version of this page. Every candidate was then checked against its own website: does the site load, what address does it print, does it describe itself as doing public relations, what does it say it was founded, and which clients does it publish. A firm made the list only if its own site confirmed all of that and put its headquarters in Philadelphia.
Nothing here comes from a directory profile. Directories are useful for finding firms and unreliable for facts about them — they carry headcounts and founding years that firms stopped updating years ago.
This list will go stale. Agencies get acquired, rebrand and close. It was accurate in August 2026; if you are reading it much later, open the links before you rely on them.
If you are shortlisting and want a second opinion — Salient PR is a technology PR agency. We are not based in Philadelphia and we are not on this list. See how we work or start a conversation.
Every firm on this page was checked against its own website in August 2026. Salient PR published this guide and is not ranked in it.
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Verified PR firms in Philadelphia and its suburbs — what each specialises in, who they publish as clients, and which firms have closed or been acquired.
