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Sarah Costello Email & Phone Number

Communications and brand strategy for environmental innovation at SUMMER BUNKER LLC
Location: Portland, Oregon, United States 11 work roles 4 schools
1 work email found @think3thirds.com 1 phone found area 503 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email s****@think3thirds.com
Direct phone (503) ***-****
LinkedIn Profile matched
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Current company
Role
Communications and brand strategy for environmental innovation
Location
Portland, Oregon, United States

Who is Sarah Costello? Overview

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Quick answer

Sarah Costello is listed as Communications and brand strategy for environmental innovation at SUMMER BUNKER LLC, based in Portland, Oregon, United States. AeroLeads shows a work email signal at think3thirds.com, phone signal with area code 503, and a matched LinkedIn profile for Sarah Costello.

Sarah Costello previously worked as Founder at Summer Bunker Llc and Strategy Director at 3/Thirds. Sarah Costello holds Mini Mba Certificate, Marketing from Marketing Week Mini Mba With Mark Ritson.

Company email context

Email format at SUMMER BUNKER LLC

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{first}@think3thirds.com
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Profile bio

About Sarah Costello

I deliver brand strategy and integrated marketing support to connect market-ready climate solutions with their most important audiences.

Listed skills include Sustainability, Fundraising, Nonprofits, Green Building, and 32 others.

Current workplace

Sarah Costello's current company

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SUMMER BUNKER LLC
Summer Bunker Llc
Communications and brand strategy for environmental innovation
AeroLeads page
11 roles · 22 years

Sarah Costello work experience

A career timeline built from the work history available for this profile.

Founder

Current

The marketing and creative agency world is full of wildly talented people who want to help make the world better. I founded Summer Bunker as a means of doing just that. My clients are crafting big, market-ready solutions to climate change. I'm helping them hone their messages and connect with the audiences that matter most.I tap my network of designers.

Jul 2024 - Present

Strategy Director

Portland, Oregon, US

I directed strategy, creative ideation and integrated communications for this boutique, Portland-based marketing agency.Brands: Autodesk, Hydrostor, PacifiCorp (Pacific Power/ RockyMountain Power), Schneider Electric, Nike Grind, Meta, Blackbaud/EverFi, LegitScript, Code Ocean

Apr 2021 - Jun 2024

Creative & Strategy Director

Portland, Oregon, US

Portland-based full service strategic marketing agency

Sep 2016 - Apr 2021

Strategist

Portland, OR, US

My work with Perennial focused on social justice and philanthropic communications.

Nov 2014 - Apr 2021

Writer | Brand Strategist | Creative Director

Melbourne, Victoria, AU

Summer Bunker is an independent creative and brand strategy agency based in Portland, Oregon.

Jan 2013 - Apr 2021

Vice President

Portland, US

Directed fund raising and communications for environmental NGO dedicated to creating a pathway to true sustainability in the built environment.

Sep 2008 - Jun 2013

Board Member

Vois (Voice For Oregon Innovation And Sustainability)

VOIS is uniting forward-thinking business leaders, nonprofits, policymakers and individuals to create a prosperous and sustainable future for our region. By joining together to create a large, coordinated community of like-minded sustainability professionals, we create a Voice for Oregon Innovation & Sustainability.

Jan 2011 - Jul 2012

Fundraising Consultant

Consultant

Helped secure over 4.5 million dollars for a range of educational, cultural and environmental nonprofit organizations.

2004 - 2008 ~4 yrs
4 education records

Sarah Costello education

Mini Mba Certificate, Marketing

Marketing Week Mini Mba With Mark Ritson

Bachelor Of Arts, History

Reed College

Visiting Semester

University Of Pécs

Master'S Degree, American History (United States)

University Of Wisconsin-Madison
FAQ

Frequently asked questions about Sarah Costello

Quick answers generated from the profile data available on this page.

What company does Sarah Costello work for?

Sarah Costello works for SUMMER BUNKER LLC.

What is Sarah Costello's role at SUMMER BUNKER LLC?

Sarah Costello is listed as Communications and brand strategy for environmental innovation at SUMMER BUNKER LLC.

What is Sarah Costello's email address?

AeroLeads has found 1 work email signal at @think3thirds.com for Sarah Costello at SUMMER BUNKER LLC.

What is Sarah Costello's phone number?

AeroLeads has found 1 phone signal(s) with area code 503 for Sarah Costello at SUMMER BUNKER LLC.

Where is Sarah Costello based?

Sarah Costello is based in Portland, Oregon, United States while working with SUMMER BUNKER LLC.

What companies has Sarah Costello worked for?

Sarah Costello has worked for Summer Bunker Llc, 3/Thirds, Perennial Strategy, Freelance, and Must Be Something Studio.

How can I contact Sarah Costello?

You can use AeroLeads to view verified contact signals for Sarah Costello at SUMMER BUNKER LLC, including work email, phone, and LinkedIn data when available.

What schools did Sarah Costello attend?

Sarah Costello holds Mini Mba Certificate, Marketing from Marketing Week Mini Mba With Mark Ritson.

What skills is Sarah Costello known for?

Sarah Costello is listed with skills including Sustainability, Fundraising, Nonprofits, Green Building, Grant Writing, Non Profits, Community Outreach, and Strategic Planning.

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