6 Oct 2026 · TrustList Editorial
Island raises $400M to govern AI agents from its enterprise browser
The Series F, led by Evolution Equity Partners at a $6.4B valuation, pays for an "agentic control plane" that has no release date yet.
3 of 5 appointment setting companies ranked on evidence in the Q4 2026 edition.
UI and UX design are usually sold together and are not the same thing. UX is the shape of the product — what it does, in what order, and what a user is trying to achieve. UI is the surface: the controls, the visual language, the details of interaction. A product can be beautifully rendered and still ask people to do something illogical.
The most informative question for a provider here is what research they do before drawing anything, and what they do when it contradicts the brief. Teams that go straight to high-fidelity screens produce work that looks decisive and tests badly. Ask to see a project where the research changed the plan.
TrustList ranking
Q4 2026 edition
3 of 5 appointment setting companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.
Positions are fixed for the quarter; the next edition is due in January 2027.

Web Development · IT Services · Web Design · Also in United Kingdom
Virtual Sales Limited, known as VSL, supplies outsourced telemarketing and lead generation to business-to-business companies.
Why #1: Founded 2001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Web Development · IT Services · Web Design · Also in United Kingdom
SoPro runs outbound prospecting for other businesses. Its staff research and contact potential customers, then pass the replies to the client's own sales team so they can…
Why #2: In business 10+ years · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Web Development · IT Services · Web Design · Also in United Kingdom
Growthonics is a lead generation firm for business-to-business companies.
Why #3: nothing checkable yet, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Web Development · IT Services · Web Design · Also in United Kingdom
durhamlane is a revenue consultancy that helps organisations lift sales performance.

Web Development · IT Services · Web Design · Also in United Kingdom
Quality Sales Leads Limited, known as QSL, is a boutique inside sales consultancy. It makes outbound calls on behalf of clients to find business prospects and book meetings.
On record: Boutique
For vendors
The order is earned on evidence: client reviews, vetting, awards and the facts a business states on its own website, which we read and date. Nobody can pay to move up. Add reviews or verified facts to your free profile to move up at the next edition; there are two ways to stand out now, and each one says what it is.
Not on TrustList yet? Add your company or claim its listing, free.
Free
Paid · always labelled
Every other way we rank appointment setting companies, by what they do and where they are.
The newest guides and analysis from TrustList Insights.
6 Oct 2026 · TrustList Editorial
The Series F, led by Evolution Equity Partners at a $6.4B valuation, pays for an "agentic control plane" that has no release date yet.
6 Oct 2026 · TrustList Editorial
Diffusion and Lightspeed co-led the legal AI vendor's second round of 2026. Harvey says 80% of Am Law 100 firms use its tools; that figure…
6 Oct 2026 · TrustList Editorial
The Singapore company's first outside money, led by Jungle Ventures, pays for engineers in nine markets, an office in Japan and its NEO…
Jump to another ranked category.
Everything here links back to the same verified catalogue. Pick your next stop.