Insights

Sustainability Drive Non-profit with strong climate and environmental justice mission, presenting opportunities for partnerships in program funding, grant collaborations, and technology donations aligned with sustainability initiatives.

Unionized Workforce Significant union presence across staff, implying potential for employee engagement platforms, training solutions, and internal communications tools tailored to unionized organizations.

Expansion & Events Active participation in large industry expos ( ACT Expo and related events ) and regional partnerships suggest opportunities for event sponsorships, exhibitor packages, and targeted outreach to clean transportation stakeholders.

Digital & Data Technology stack includes analytics and web tools; potential for data analytics services, digital fundraising platforms, and security/privacy enhancements for donor and member data.

Funding Readiness Revenue scale in the upper billions for a non-profit; alignment with philanthropy, corporate social responsibility programs, and grant-making opportunities for vendors offering strategic philanthropy and impact measurement solutions.

Sierra Club Tech Stack

Sierra Club uses 8 technology products and services including Amazon Advertising, git, Nexternal, and more. Explore Sierra Club's tech stack below.

  • Amazon Advertising
    Advertising
  • git
    Development
  • Nexternal
    E-commerce Platforms
  • IBM SPSS
    Enterprise
  • Modernizr
    Javascript Libraries
  • X-XSS-Protection
    Security
  • WhatsApp
    Social Sharing
  • X-Content-Type-Options
    Web & Portal Technology

Media & News

Sierra Club's Email Address Formats

Sierra Club uses at least 1 format(s):
Sierra Club Email FormatsExamplePercentage
First.Last@sierraclub.orgJohn.Doe@sierraclub.org
95%
Last.First@sierraclub.orgDoe.John@sierraclub.org
2%
Fir.Last@sierraclub.orgJoh.Doe@sierraclub.org
2%
First.Middle@sierraclub.orgJohn.Michael@sierraclub.org
1%

Frequently Asked Questions

What is Sierra Club's phone number?

Minus sign iconPlus sign icon
You can contact Sierra Club'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 Sierra Club's official website and social media links?

Minus sign iconPlus sign icon
Sierra Club's official website is sierraclub.org and has social profiles on LinkedIn.

What is Sierra Club's SIC code NAICS code?

Minus sign iconPlus sign icon
Sierra Club's SIC code is 4899 - Communications Services, Not Elsewhere Classified NAICS code is 813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations.

How many employees does Sierra Club have currently?

Minus sign iconPlus sign icon
As of July 2026, Sierra Club has approximately 1.4K employees across 5 continents, including North AmericaEuropeAsia. Key team members include Chief Financial Officer: A. R.Chief Of Volunteer Experience: K. B.Vice President Conservation: S. B.. Explore Sierra Club's employee directory with LeadIQ.

What industry does Sierra Club belong to?

Minus sign iconPlus sign icon
Sierra Club operates in the Non-profit Organizations industry.

What technology does Sierra Club use?

Minus sign iconPlus sign icon
Sierra Club's tech stack includes Amazon AdvertisinggitNexternalIBM SPSSModernizrX-XSS-ProtectionWhatsAppX-Content-Type-Options.

What is Sierra Club's email format?

Minus sign iconPlus sign icon
Sierra Club's email format typically follows the pattern of First.Last@sierraclub.org. Find more Sierra Club email formats with LeadIQ.

When was Sierra Club founded?

Minus sign iconPlus sign icon
Sierra Club was founded in 1892.
Sierra Club logo

Sierra Club

Non-profit OrganizationsCalifornia, United States1001-5000 Employees

The Sierra Club is a United States-based nonprofit organization in the environmental sector focused on climate protection and environmental justice, emphasizing the interconnectedness of ecological health with racial, economic, and democratic systems. It operates through staff nationwide and a network of local chapters that support grassroots engagement. The organization is a unionized employer with two labor unions representing more than half of its employees. Its headquarters are in Oakland, California, at 2101 Webster Street, 94612. It employs between 1,001 and 5,000 people and pursues advocacy campaigns and volunteer mobilization on climate, conservation, and justice issues, including participation in industry events such as ACT Expo and collaborative efforts with other conservation and housing organizations. Revenue is reported in the range of $1B to $10B.

Section iconCompany Overview

Phone number
SIC Code
4899 - Communications Services, Not Elsewhere Classified
NAICS Code
813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations
Founded
1892
Employees
1001-5000

Section iconFunding & Financials

  • $1B$10B

    Sierra Club's revenue is estimated to be in the range of $1B$10B

Section iconFunding & Financials

  • $1B$10B

    Sierra Club's revenue is estimated to be in the range of $1B$10B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.