Insights

Growth momentum Leff has demonstrated steady growth and leadership expansion, including appointing a new VP of content marketing in 2024 and prior headcount increases, indicating a scalable team with capacity to take on larger client engagements.

Content leadership The company emphasizes strategic content capabilities (Strategy Studio, content marketing focus, benchmarking analytics via Gallagher Drive), suggesting opportunities to upsell comprehensive content strategy, analytics, and performance measurement services.

Tech-enabled A diverse tech stack spanning LinkedIn Ads, HubSpot, AWS, WordPress, Shopify, Mailchimp, Mailgun, and Adobe Creative Suite enables integrated marketing services and potential for cross-sell across digital advertising, CRM-driven campaigns, and e-commerce marketing.

SMB to mid-market fit Revenue range ($25M-$50M) and team size (11-50) position Leff for mid-market engagements with scalable content programs, offering an entry point for retained content marketing, strategy, and digital activation services targeting growth-focused clients.

Expansion potential Historical launches of analytics benchmarks and strategy services indicate openness to new service lines and partnerships; sales opportunities exist in expanding expertise in content strategy, benchmarking analytics, and integrated marketing programs for brands seeking reputation and relationship-building assets.

Similar companies to LEFF

LEFF Tech Stack

LEFF uses 8 technology products and services including LinkedIn Ads, HubSpot Analytics, Amazon Web Services, and more. Explore LEFF's tech stack below.

LEFF's Email Address Formats

LEFF uses at least 2 email formats:
LEFF Email FormatsExamplePercentage
First.Last@leffcommunications.comJohn.Doe@leffcommunications.com
96%
First.Middle@leffcommunications.comJohn.Michael@leffcommunications.com
4%

Frequently Asked Questions

What is LEFF's phone number?

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You can contact LEFF's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is LEFF's stock symbol?

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LEFF is a publicly traded company; the company's stock symbol is XLEFF.

What is LEFF's official website and social media links?

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LEFF's official website is leffcommunications.com and has social profiles on LinkedIn.

How much revenue does LEFF generate?

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As of August 2026, LEFF's annual revenue is estimated to be $25M - $50M.

What is LEFF's SIC code and NAICS code?

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LEFF's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified and NAICS code is 5418 - Advertising, Public Relations, and Related Services.

How many employees does LEFF have currently?

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As of August 2026, LEFF has approximately 30 employees across 2 continents, including North America and Europe. Key team members include President: A. K., Project Manager: W. C. and Principal: R. J. Explore LEFF's employee directory with LeadIQ.

What industry does LEFF belong to?

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LEFF operates in the Marketing Services industry.

What technology does LEFF use?

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LEFF's tech stack includes LinkedIn Ads, HubSpot Analytics, Amazon Web Services, WordPress, Shopify, Mailchimp, Mailgun and Adobe Creative Suite.

What is LEFF's email format?

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LEFF's email format typically follows the pattern of First.Last@leffcommunications.com. Find more LEFF email formats with LeadIQ.

When was LEFF founded?

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LEFF was founded in 2010.
LEFF logo

LEFF

Marketing ServicesIllinois, United States11-50 Employees

Leff is a marketing services company that focuses on content, combining problem-solving with creativity to translate client stories, expertise, and research into usable assets. It works with business leaders, subject matter experts, and marketing professionals to turn ideas into strategic materials that support brand-building, reputations, and relationship development. By focusing on coherent concepts rather than fragmented data, the firm aims to create assets that can drive business outcomes. Based in Chicago, Illinois, Leff operates within the marketing services industry and positions itself around content strategy and related services. Over the years its offering set has broadened, including the introduction of initiatives such as Leff Strategy Studio, and in 2024 it added Karianne Michelle as vice president of content marketing. The company is a midsize team, reflecting its size and scope.

Section iconCompany Overview

Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
Stock Symbol
XLEFF
NAICS Code
5418 - Advertising, Public Relations, and Related Services
Founded
2010
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    LEFF's revenue is estimated to be in the range of $25M - $50M

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