We’re the partner who
gets to know you.
To feel confident and less overwhelmed, you need research that fits you. That’s why Market Street is here. We’re a woman-owned, client-focused research agency passionate about partnership and deeply invested in you and your goals.
Our Purpose
We listen. When we start a project together, our first step is getting to know you and what you need. We work with you to define your marketing research objectives, then design and implement custom research methods—all based on your specific needs.
Our Legacy
For over 45 years, Market Street Research has delivered customized, high-quality research services to companies, organizations, and agencies that care about making informed decisions and inspiring behavior change.
Today, we continue to grow in expertise and strengthen the trust earned with our clients and communities. And we remain dedicated to deepening our credibility and effectiveness as new tools and trends emerge.
Our analysts hold advanced degrees in social psychology and communications and specialize in combining qualitative and quantitative methodologies to gather the data and provide the insights that will dramatically impact your efforts.
Our Team
Research can be like navigating a dense forest, looking for one specific tree. There’s so much information out there, and that can make things stressful. You need someone who makes the process personalized to you, your field, and your goals.

Stephanie Gonthier
President
With over 25 years’ experience in market research, Stephanie excels at designing strategies and leading a cross-functional team to provide the insights clients need. Her work experience spans multiple industries and includes labor relations, not-for-profit management, and leading organizational change. This breadth of experience adds depth to research findings and recommendations, resulting in highly insightful, actionable research results.
Ellsworth, ME

Nick Seibert
Vice President Operations
Nick implements complex projects from start to finish, ensuring alignment of the big picture and smallest of details. His strong communication and client service skills enhance Market Street’s client-centric and process-driven philosophy while his insatiable curiosity helps the team focus on asking the right questions.
Cincinnati, OH

Alexandra Indira Sanyal
Communications Strategist
Alexandra combines strategic thinking with hands-on execution to elevate Market Street’s brand presence and drive business growth. She leads our communications strategy and contributes to client success through research-driven storytelling and business development initiatives. She is passionate about translating complex, rigorous research into compelling narratives for our clients and meaningful change for our communities.
Boston, MA

Caitlyn Jarvis, Ph.D.
Senior Research Analyst
Caitlyn Jarvis is a social scientist, applied qualitative researcher, and quantitative-driven data scientist. Caitlyn has extensive experience designing, executing, and synthesizing research on a range of topics and excels in working with clients to develop actionable recommendations through market-driven analytics. Caitlyn earned her Ph.D. in Communications from Purdue University.
Boston, MA

Kevin Bell, Ph.D.
Senior Research Analyst
Kevin applies his social psychology background and advanced statistical analysis techniques to consumer behavior and market research. As a research analyst, Kevin focuses on developing frameworks for our clients to measure how consumers interact with and relate to their brand. Kevin earned his Ph.D. in Social Psychology with an emphasis in statistical methods from the University of Oklahoma.
Birmingham, AL

Heidi Gonzalez
Qualitative Research Specialist
Heidi works closely with our research team and clients to ensure projects are executed seamlessly, and spearheads Market Street’s efforts to connect with niche audiences. Her warmth and ability to relate to people make her an exceptional liaison to CBOs and a highly effective qualitative research facilitator. Heidi joined Market Street’s team with extensive experience in business administration and customer service.
Tampa, FL

Saleen Picard
Research Analyst
Saleen leverages their social psychology education and research experience from the University of Michigan to analyze consumer perceptions and behaviors. With a focus on eliminating bias and underrepresented populations, Saleen aims to amplify diverse voices in their research.
Ypsilanti, MI

Matthew Snow
Data Collection Manager
Matt develops rigorous data collection schemas, working very closely with our data from the beginning to the end of a project. He meticulously manages programming, implementation of sampling techniques, quality control, as well as data conversion and output. His review and expertise are vital during the instrument design phase, ensuring that all data is of the highest quality.
Easthampton, MA

Alec Baclawski
I.T. Manager / Senior Research Associate
Amherst, MA
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