David Costello in

David Costello

Inquisitor · DISC type Ic
2024 Democratic Party Nominee for the U.S. Senate from Maine at Costello for Senate
📍 Brunswick, Maine, United States

Professional overview including current role context, leadership scope, domain focus, and career trajectory to help you understand background relevance before outreach.

Key behavioral and communication insights including interaction style, decision-making tendencies, and motivation drivers to tailor messaging and personalize conversations.

Business priorities, areas of interest, and practical outreach recommendations that can improve conversion quality for this professional.

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Experience
10 Years
Current Role
2024 Democratic Party Nominee for the U.S. Senate from Maine
Location
Brunswick, Maine, United States
Personality Overview

How David shows up

Assertive
Value Driven
Example Seeker

They can sound friendly and charming but can quickly change gears to become inquisitive and probing. They are generally strong communicators and are not easy to convince. They ask a lot of questions and rely heavily on information and collaterals.

Priorities

Topics David cares about

Strategic Priorities
Topic insights and context to help personalize outreach and discovery conversations.
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Career

Work history

4-2023 - 11-2024
2024 Democratic Party Nominee for the U.S. Senate from Maine
Costello for Senate
4-2020 - 6-2021
Interim Climate & Clean Energy Program Director
Natural Resources Council of Maine
2-2016 - 8-2019
Energize Maryland and Climate Action Now! Coordinator
Energize Maryland
5-2015 - 2-2016
Climate Action Consultant
University of Maryland's Center for Environmental Science (UMCES)
9-2011 - 4-2015
Deputy Secretary
Maryland Department of the Environment
In the press

Media appearances

Media appearances and press coverage highlighting public visibility and thought leadership.
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Education
1985 - 1986
MSc
The London School of Economics and Political Science (LSE)
1981 - 1983
BA
The George Washington University
Social presence
in
Behavioral profile

DISC profile (public)

I

Influence (I)

Influence (I) reflects the degree to which a person prefers to work by influencing or persuading others. Those scoring high tend to be people oriented, motivated by social recognition and building relationships.

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