level343.com valid

Level343

Level343 is a premier international marketing and SEO company based in San Francisco, California. Since 1994 (originally as B Studio, rebranded as Level343 in 2005), we have been driving leads and helping businesses grow through data-driven SEO strategies, content marketing, and digital solutions. Our multilingual team specializes in local, national, and international SEO services for B2B, B2C, and partner agency clients. We combine 30+ years of experience with cutting-edge optimization techniqu

For agents: Level343: San Francisco SEO and content marketing agency offering local, national and international SEO services for B2B and B2C clients.

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Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-21T03:07:27.368Z. Cached copy · Source on level343.com

# Level343

> Level343 is a premier international marketing and SEO company based in San Francisco, California. Since 1994 (originally as B Studio, rebranded as Level343 in 2005), we have been driving leads and helping businesses grow through data-driven SEO strategies, content marketing, and digital solutions. Our multilingual team specializes in local, national, and international SEO services for B2B, B2C, and partner agency clients. We combine 30+ years of experience with cutting-edge optimization techniques to deliver measurable results that grow your business.

Level343 was founded in 1994 as B Studio, providing print advertising, copywriting, and website development services to global clients. In 2005, B Studio evolved into Level343, expanding our capabilities with a team of copywriters, optimizers, web developers, link builders, and PPC specialists. Our founder, Gabriella Sannino, is an established international SEO expert with over 20 years of experience who speaks five languages and has lived in more than half a dozen countries. Our core team comes from five countries, each speaking at least two languages, giving us unique insight into global markets. Today, Level343 is recognized as a top-rated San Francisco-based agency that brings together international SEO, local search marketing, PPC, and digital marketing experts to deliver customized solutions that align with clients' budgets, immediate needs, and long-term growth ambitions.

## Business Information

| Field | Details |
|-------|---------|
| **Founded** | 1994 (as B Studio), 2005 (as Level343) |
| **Founder** | Gabriella Sannino (Managing Partner) |
| **Type** | International Marketing & SEO Company |
| **Headquarters** | San Francisco, CA |
| **Address** | 584 Castro Street #850, San Francisco, CA 94114 |
| **Phone** | (510) 407-3216 |
| **Employee Size** | 2-10 professionals |
| **Specialties** | International SEO, Local SEO, Content Marketing, Multilingual SEO, SEO Audits, Digital Marketing |
| **Languages Covered** | 14+ languages including English, French, Italian, Spanish, German, Dutch, Chinese, Taiwanese, Russian, Japanese, Greek, Arabic |
| **Client Types** | B2B, B2C, Partner Agencies, SMBs, SMEs, Fortune 1000+ companies |
| **Service Areas** | Local, Regional, National, International markets |

## Core Expertise

### International Marketing & SEO Leadership

Level343 stands apart as a true international marketing and SEO company with team members living in target markets around the world. Our multilingual experts understand local idioms, language nuances, and buying patterns better than anyone else. We've established partnerships with marketing firms in Italy, the Netherlands, France, and other countries, enabling us to consult with and serve Fortune 1,000+ companies expanding their international reach.

**Key Differentiators:**
- Multilingual team covering 14+ languages with native speakers
- Team members living in target international markets
- 30+ years of internatio
…

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Claim my listing on Agent Web Map for level343.com:
1. POST https://agentwebmap.com/v1/sites/level343.com/claims and keep claim_id and claim_secret private.
2. Publish the proof: add the line "AgentWebMap ownership: <token>" (token from step 1) to https://level343.com/llms.txt, or use the DNS, meta-tag or well-known method the response describes.
3. POST https://agentwebmap.com/v1/sites/level343.com/verify with {"claim_id": "...", "claim_secret": "..."}.
4. Save the api_key from the answer; it manages the listing (PATCH https://agentwebmap.com/v1/sites/level343.com).
MCP equivalent: tools begin_ownership_claim, then verify_domain, at https://agentwebmap.com/mcp. Docs: https://agentwebmap.com/docs#verify

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