Formerly Citrusbyte, we are now Theorem. Read our story.

Mission driven, people focused

We work with large enterprise organizations and startups to solve their business challenges by identifying, designing and building innovative software solutions.

We are a team of strategy, design and development experts united by our passion for building human-centered, outcomes focused software. From concept to launch we apply startup-style customer development and agile engineering to creating new products and areas of business.

Meet The Theorem Team

  • Brady Brim-DeForest
    Brady Brim-DeForest

    CEO

    Believes that every company must become a technology company.

  • Will Jessup
    Will Jessup

    Founder, Head of Services

    Believes that focusing on people and how we work is the key to building great things.

  • Alex Finnemore
    Alex Finnemore

    Head of Revenue

    Enjoys using technology to solve complex business problems.

  • Lucas Nasif
    Lucas Nasif

    Director of Engineering

    Cultivates engineering leadership through a passion for client service and simplicity.

  • Alex Zapadenko
    Alex Zapadenko

    Design Manager

    A young design leader with ten years of hands-on experience in various design fields. Provides the very best design services to customers as well as fosters in-house design team.

  • Christopher Clark
    Christopher Clark

    Director, Product Management

    Believes technology can change the world for the better.

  • David Kullmann
    David Kullmann

    Partner, Staffing & Embedded Teams

  • Mike Joyce
    Mike Joyce

    Client Partner

  • Adonya Ourshalimian
    Adonya Ourshalimian

    Client Partner

  • Alison Dean
    Alison Dean

    VP of Operations

  • Jonathan Williams
    Jonathan Williams

    VP, Accounts

  • Denny Vadakkan
    Denny Vadakkan

    VP, Accounts

  • FK Funderburke
    FK Funderburke

    VP, Accounts

  • Andrew Upah
    Andrew Upah

    Head of Marketing

  • Eric Letellier
    Eric Letellier

    Business Development

  • Michel Charlery
    Michel Charlery

    Financial Controller

    • Tatiana Barrera
      Tatiana Barrera

      Bookkeeper / Executive Administrator

    • Sandra Plascove
      Sandra Plascove

      HR Coordinator

      • Kristen Williams
        Kristen Williams

        Talent Recruiter

      • Jayson Minard
        Jayson Minard

        Talent Recruiter

      • Brice Benefiel
        Brice Benefiel

        Talent Recruiter

      • Theresa LeMaitre
        Theresa LeMaitre

        Recruiting Assistant

        • Nicole Gill
          Nicole Gill

          Resourcing Director

        • Federico Saravia
          Federico Saravia

          Engineering Manager

        • Jesse Read
          Jesse Read

          Engineering Manager

        • Josh Coulter
          Josh Coulter

          Engineering Manager

        • Scott Griset
          Scott Griset

          Engagement Manager

        • Cliff Morehead
          Cliff Morehead

          Engagement Manager

        • Jonathan Horowitz
          Jonathan Horowitz

          Head of Research

        • Alison Welwood
          Alison Welwood

          UX Researcher

        • Kristin Peterson
          Kristin Peterson

          Product Manager

        • Eric Chambers
          Eric Chambers

          Product Manager

        • Nathaniel Maughan
          Nathaniel Maughan

          Product Manager

        • Sara Taillon
          Sara Taillon

          Manager, Product Management

        • Erik Schmidt
          Erik Schmidt

          Product Manager

        • David Glidden
          David Glidden

          Product Manager

        • Rory Craig-Barnes
          Rory Craig-Barnes

          Product Manager

        • Steve Van Mierlo
          Steve Van Mierlo

          Manager, Product Management

        • Eric Lemay
          Eric Lemay

          Product Manager

        • Ben Belanger
          Ben Belanger

          Product Manager

        • Justin Kear
          Justin Kear

          Product Manager

        • Michael Silber
          Michael Silber

          Product Manager

        • Vu Francois
          Vu Francois

          Product Manager

        • Charly Prioglio
          Charly Prioglio

          Product Designer

        • Pablo Franco
          Pablo Franco

          Product Designer

        • Adrian Balkwill
          Adrian Balkwill

          Product Designer

        • Maria Rotariu
          Maria Rotariu

          Product Designer

        • Jon Lehman
          Jon Lehman

          Product Designer

        • Sam Small
          Sam Small

          Product Designer

        • Bal Sieber
          Bal Sieber

          Product Designer

        • Jolo Santos
          Jolo Santos

          Brand Designer

        • Matt Hood
          Matt Hood

          Brand Designer

        • Erica Saurey
          Erica Saurey

          Brand Designer

        • Joe Bossalini
          Joe Bossalini

          Solutions Architect

        • Piotr Solnica
          Piotr Solnica

          Solutions Architect

        • Mike McTiernan
          Mike McTiernan

          Solutions Architect

        • Andrew Filatov
          Andrew Filatov

          DevOps Engineer

        • Sean Fortner
          Sean Fortner

          DevOps Engineer

        • Lucas Ewalt
          Lucas Ewalt

          DevOps Engineer

        • Stephen Lawrence
          Stephen Lawrence

          DevOps Engineer

        • Matías Flores
          Matías Flores

          Software Engineer

        • Luis Guardiola
          Luis Guardiola

          Software Engineer

        • Josh Hollenbeck
          Josh Hollenbeck

          Software Engineer

        • Leandro López
          Leandro López

          Software Engineer

        • Lautaro Orazi
          Lautaro Orazi

          Software Engineer

        • Joe McIlvain
          Joe McIlvain

          Software Engineer

        • Alex McLain
          Alex McLain

          Software Engineer

        • Brett DeWoody
          Brett DeWoody

          Software Engineer

        • Giannis Tziligkakis
          Giannis Tziligkakis

          Software Engineer

        • Dimitar Valchanov
          Dimitar Valchanov

          Software Engineer

        • Abelino Romo
          Abelino Romo

          Software Engineer

        • Lucas Tolchinsky
          Lucas Tolchinsky

          Software Engineer

        • Denis Sokolov
          Denis Sokolov

          Software Engineer

        • Andrea Pigato
          Andrea Pigato

          Software Engineer

        • Robert Peterson
          Robert Peterson

          Software Engineer

        • Haim Gelfenbeyn
          Haim Gelfenbeyn

          Software Engineer

        • Alfredo Ramirez
          Alfredo Ramirez

          Software Engineer

        • Eugene Howe
          Eugene Howe

          Software Engineer

        • David Kershaw
          David Kershaw

          Software Engineer

        • Devin Sackett
          Devin Sackett

          Software Engineer

        • Brian Pruitt-Goddard
          Brian Pruitt-Goddard

          Software Engineer

        • Jordan Papaleo
          Jordan Papaleo

          Software Engineer

        • Gregory Kenenitz
          Gregory Kenenitz

          Software Engineer

        • Matías Matteucci
          Matías Matteucci

          Software Engineer

        • Agustin Tomas Larghi
          Agustin Tomas Larghi

          Software Engineer

        • Philippe Boudreau
          Philippe Boudreau

          Software Engineer

        • Nico Miyasato
          Nico Miyasato

          Software Engineer

        • Ezequiel Becerra
          Ezequiel Becerra

          Software Engineer

        • Aaron Breckenridge
          Aaron Breckenridge

          Software Engineer

        • Dylan White
          Dylan White

          Software Engineer

        • Marcel Hageman
          Marcel Hageman

          Software Engineer

        • Brad Pitcher
          Brad Pitcher

          Software Engineer

        • Fahimnur Alam
          Fahimnur Alam

          Software Engineer

        • Sebastian Baroni
          Sebastian Baroni

          Software Engineer

        • Nathan Quarles
          Nathan Quarles

          Software Engineer

        • Austin Winstanley
          Austin Winstanley

          Software Engineer

        Some fun facts

        • Nationalities represented

          13

        • Applications delivered

          483

        • Meetups hosted

          56

        • Open source projects

          7