The annual analysis ranking the world’s leading agencies, B2B Marketing’s The B2B Marketing Global Agencies Benchmarking Report for 2025 paints a clear picture of a B2B agency landscape in motion.
While established players continue to lead, significant growth from smaller and mid-sized agencies like Ledger Bennett, Realm B2B, and Fox Agency signals a highly competitive future.
VCCP Business has claimed the top spot, after being fifth last year, with $270 million in gross income, reflecting a nearly 6% year-over-year increase. Following in second place is Dentsu B2B, which held its position with $152 million. Gravity Global moved up one spot to third, with $117 million and a healthy 3.5% growth rate. Rounding out the top five were BBN International Ltd. at $115 million and Bray Leino + MX at $54.5 million, down 15.4% and 5.7% respectively from a year ago.
The Fastest Growers
Ledger Bennett stands out as the top fastest grower, adding $7.6 million to its gross income. This represents 67.9% year-over-year increase. Gravity Global secured a spot on this list, coming in second with a $4 million increase.
Fox Agency and Tangent made the top five, with gains of $3.4 million and $2.8 million, respectively. Realm B2B rounded out the list with a $1.7 million increase.
The Rising Stars of 2025
While the fastest growers are measured by dollar increases, the “Rising Stars” table focused on the highest percentage growth in gross income.
Realm B2B leads this category with an 87.4% year-over-year growth, followed by Ledger Bennett with its 67.9% growth rate. Fox Agency and Tangent follow, with impressive growth rates of 51.7% and 32.5%, respectively. Their inclusion on both the fastest growers and rising stars lists points to a powerful combination of strategy and execution.
Luxid Group completes the top five with a solid 7.8% increase, securing its place as an agency on the rise.
Spotlighting the Specialists
Beyond overall financial performance, the report identifies agencies that excel in specific service areas. In the realm of Brand Specialists, the top of the list mirrors the main league table. VCCP Business, Dentsu B2B, and Gravity Global hold the top three positions..
When it comes to content marketing and thought leadership, the rankings shift. VCCP Business still holds the top spot, but several other agencies emerge as dominant forces. Ledger Bennett and Luxid Group rank second and third, respectively, highlighting their focused expertise in creating impactful content that resonates with B2B audiences.
Fox Agency and Fifth Ring feature prominently as well, showcasing their strength in a discipline that has become essential for modern B2B marketing.