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Diana Koulechova Email & Phone Number

Senior Scientist, Downstream Development at Vaxcyte
Location: Fremont, California, United States 8 work roles 3 schools
1 work email found @agenusbio.com 1 phone found masked preview LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Current company
Role
Senior Scientist, Downstream Development
Location
Fremont, California, United States
Company size

Who is Diana Koulechova? Overview

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Quick answer

Diana Koulechova is listed as Senior Scientist, Downstream Development at Vaxcyte, a company with 61 employees, based in Fremont, California, United States. AeroLeads shows a work email signal at agenusbio.com, phone signal, and a matched LinkedIn profile for Diana Koulechova.

Diana Koulechova previously worked as Senior Protein Scientist at Strateos and Senior Scientist at Tierra Biosciences. Diana Koulechova holds Doctor Of Philosophy (Phd), Molecular And Cell Biology from University Of California, Berkeley.

Company email context

Email format at Vaxcyte

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{first}.{last}@agenusbio.com
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Profile bio

About Diana Koulechova

Protein scientist passionate about processes and data-driven decisions. Possesses expertise in protein purification and biophysical characterization, as well as assay development and optimization. Experienced in scaling methods across number of samples and from high-throughput screening (HTS) to bench to pilot scale. Strong professional communicator adept at interacting with individuals from diverse fields. Collaborative, independent, and mission driven.

Listed skills include Protein Purification, Cell Culture, Molecular Cloning, Protein Chemistry, and 13 others.

Current workplace

Diana Koulechova's current company

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Vaxcyte
Vaxcyte
Senior Scientist, Downstream Development
foster city, california, united states
Website
Employees
61
AeroLeads page
8 roles

Diana Koulechova work experience

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

Senior Scientist, Downstream Development

Current

San Carlos, California, United States

Oct 2023 - Present

Senior Protein Scientist

  • Key contributions included increasing protein expression for 96-well formats, implementing a high-throughput circular dichroism method, and adapting a periplasmic extraction protocol for automation
  • Helped take three client projects from proof of concept to high-throughput data collection; contributed to planning, execution, data analysis, and data package preparation
  • Worked closely with software and engineering groups to implement and validate new automation protocols for wet lab processes
  • Oversaw direct reports and worked closely with other managers and directors in a leadership group to implement and improve internal processes
  • Hands-on lab work included high-throughput protein expression optimization, plate-based protein purification, Bradford assays, LabChip CE-SDS, SDS-PAGE, immunoblotting, Octet BLI
Feb 2023 - Sep 2023

Senior Scientist

  • Served as lead scientist on project to increase complexity of proteins synthesized with cell-free expression
  • Key contributor to company's first commercial product launch
  • Project managed launch of company's second commercial product in addition to developing the processes to scale up protein purification and implementing the protein analytics for the new product line
  • Hands-on lab work involved construct DNA assembly and PCR, agarose and SDS-PAGE gels, protein expression and purification, bioconjugation, scale-down models, screening, enzyme activity assays, and protein.
  • Ensured successful method implementation by authoring SOPs, training manufacturing staff, and serving as SME across multiple functional modules
  • Mentored junior scientists and staff, represented company as point person for conferences and client technical questions, and served on Tierra Culture Committee
Feb 2021 - Feb 2023

Senior Scientist, Purification Development

Berkeley, CA

  • Part of a small process development team responsible for developing and defining the protocol for manufacturing-scale purification of therapeutic antibodies in diverse formats, as well as supporting clone selection and.
  • Performed lab- and pilot-scale purifications, process intermediate stability studies, and supporting analytics, including CHOP-ELISA, SDS-PAGE, and HPLC-based assays
  • Authored tech transfer reports for GMP campaigns both on site and at CMOs, led viral clearance studies, contributed to IND- and BLA submissions, and served as department representative at all-site operations huddles.
Aug 2016 - Feb 2021

Scientist Ii

Focused on development of a system to enable continuous downstream processing of antibody-based therapeutics. Worked closely with a small group to ensure product quality comparable to traditional methods, adequate control of bioburden levels and optimization of cleaning-in-place protocols.

Oct 2015 - Aug 2016

Post-Doctoral Researcher

Stanford University

Developing assay techniques to probe the impact of membrane composition on ion channel function and touch sensation. Investigating the impact of temperature on muscle function using behavioral, spectroscopic, and chemical techniques in C. elegans as part of small team.

Oct 2014 - Oct 2015

Graduate Student

Marqusee Lab

UC Berkeley

Successfully expressed and purified proteins, including from technically challenging systems, then characterized stability and DNA-binding where appropriate. Implemented genetic selection of large plasmid library to identify functional variants; verified library diversity and distribution of using high-throughput techniques and computer simulations. Worked.

Feb 2010 - May 2014

Undergraduate Researcher

Seligman Lab

Pomona College

Established approach for identifying novel homing endonucleases from a variety of eukaryotic, bacterial, and archaeal organisms using a combination of bioinformatic, genetic, and engineering approaches.

Jul 2005 - May 2008
Team & coworkers

Colleagues at Vaxcyte

Other employees you can reach at vaxcyte.com. View company contacts for 61 employees →

3 education records

Diana Koulechova education

FAQ

Frequently asked questions about Diana Koulechova

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

What company does Diana Koulechova work for?

Diana Koulechova works for Vaxcyte.

What is Diana Koulechova's role at Vaxcyte?

Diana Koulechova is listed as Senior Scientist, Downstream Development at Vaxcyte.

What is Diana Koulechova's email address?

AeroLeads has found 1 work email signal at @agenusbio.com for Diana Koulechova at Vaxcyte.

What is Diana Koulechova's phone number?

AeroLeads has found 1 phone signal(s) for Diana Koulechova at Vaxcyte.

Where is Diana Koulechova based?

Diana Koulechova is based in Fremont, California, United States while working with Vaxcyte.

What companies has Diana Koulechova worked for?

Diana Koulechova has worked for Vaxcyte, Strateos, Tierra Biosciences, Agenus, and Boehringer Ingelheim.

Who are Diana Koulechova's colleagues at Vaxcyte?

Diana Koulechova's colleagues at Vaxcyte include Corey Nuechterlein, Gabriela Applebee, Manoj Saiprasad, Katherine Peffen, and Carlos Paya Md Phd.

How can I contact Diana Koulechova?

You can use AeroLeads to view verified contact signals for Diana Koulechova at Vaxcyte, including work email, phone, and LinkedIn data when available.

What schools did Diana Koulechova attend?

Diana Koulechova holds Doctor Of Philosophy (Phd), Molecular And Cell Biology from University Of California, Berkeley.

What skills is Diana Koulechova known for?

Diana Koulechova is listed with skills including Protein Purification, Cell Culture, Molecular Cloning, Protein Chemistry, Molecular Biology, Pcr, Western Blotting, and Protein Expression.

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