OverviewSuggest Edit

Founded in 1971 and based in San Francisco, NatureBridge is the largest residential environmental education partner of the National Park Service. Its mission is to inspire personal connections to the natural world and responsible actions to sustain it. NatureBridge currently operates four campuses: Yosemite Institute in Yosemite National Park, Olympic Park Institute in Olympic National Park in Washington state, Headlands Institute in Golden Gate National Parks and Santa Monica Mountains Institute in Santa Monica Mountains National Recreation Area. Each year, NatureBridge serves more than 40,000 participants through field science, youth leadership and teacher training programs. NatureBridge is a 501(c)(3) nonprofit organization.
HQSausalito, CA, US
Employee Ratings4

Latest Updates

Employees (est.) (Apr 2021)127(-2%)
Cybersecurity ratingCMore

Key People/Management at NatureBridge

Phillip Kilbridge

Phillip Kilbridge

President & CEO
Brad C. O'Brien

Brad C. O'Brien

Susan S. Boren

Susan S. Boren

Mitch Holmer

Mitch Holmer

Chief Financial Officer
Lisa Holmes

Lisa Holmes

Aaron Rich

Aaron Rich

Chief Development Officer
Show more

NatureBridge Office Locations

NatureBridge has offices in Sausalito, San Francisco, Washington and YOSEMITE NATIONAL PARK
Sausalito, CA, US (HQ)
1033 Fort Cronkhite
San Francisco, CA, US
28 Geary St #650, San Francisco
Washington, DC, US
777 6th St NW #700
Show all (5)

NatureBridge Financials and Metrics

Summary Metrics

Founding Date


NatureBridge total Funding

$4 m

NatureBridge latest funding size

$4 m

Time since last funding

10 years ago

NatureBridge investors

NatureBridge's latest funding round in January 2011 was reported to be $4 m. In total, NatureBridge has raised $4 m
Show all financial metrics

NatureBridge Cybersecurity Score

Cybersecurity ratingPremium dataset



SecurityScorecard logo

NatureBridge Online and Social Media Presence

Embed Graph

NatureBridge Blogs

Woolsey Fire in Southern California

    It is with tremendous sadness that I write to you today with an update on the Woolsey Fire in Southern California. As of this morning, it has consumed 97,000 acres and is 96% contained. Across California, recent fires have claimed dozens of lives and destroyed over ten thousand homes. In short,…

Board Member Spotlight: Lisa Holmes

      "It is young people who inspire me and give me hope for the future."   Lisa Holmes is Vice President of the Hunter Grubb Foundation, a founding board member of GreenWave and a NatureBridge Mid-Atlantic regional board member.  She has worked with grassroots and community effort…

Establishing Roots as an Environmental Steward: Joni Gore

    When I was in 6th grade, I remember arriving at my school parking lot early on a Sunday morning and sleepily lugging my bags into a chaperone’s car. My classmates and I waved goodbye to our parents and set out from the school’s parking lot. I bounced in my seat with excitement and eagerly…

2018 Shenandoah Alcoa Post-Trip Projects!

  It's been over a month since our 2018 Shenandoah Scholars returned to their homes after experiencing the wilderness in Shenandoah National Park. Thanks to Alcoa Foundation, NatureBridge conducts an international, environmental immersion program for stellar high school students to connect with nat…
Show more

NatureBridge Frequently Asked Questions

  • When was NatureBridge founded?

    NatureBridge was founded in 1971.

  • Who are NatureBridge key executives?

    NatureBridge's key executives are Phillip Kilbridge, Brad C. O'Brien and Susan S. Boren.

  • How many employees does NatureBridge have?

    NatureBridge has 127 employees.

  • Who are NatureBridge competitors?

    Competitors of NatureBridge include Fullbridge, Dalian University of Technology and JoyTunes.

  • Where is NatureBridge headquarters?

    NatureBridge headquarters is located at 1033 Fort Cronkhite, Sausalito.

  • Where are NatureBridge offices?

    NatureBridge has offices in Sausalito, San Francisco, Washington and YOSEMITE NATIONAL PARK.

  • How many offices does NatureBridge have?

    NatureBridge has 5 offices.