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David Ratner Email & Phone Number

Experienced CEO: Product, Growth, Strategy, Culture, GTM, Change-Agent at HYAS
Location: San Francisco Bay Area, United States, United States 11 work roles 3 schools
1 work email found @hyas.com 4 phones found area 650, 510, and 415 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 4 phones

Work email d****@hyas.com
Direct phone (650) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Experienced CEO: Product, Growth, Strategy, Culture, GTM, Change-Agent
Location
San Francisco Bay Area, United States, United States

Who is David Ratner? Overview

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Quick answer

David Ratner is listed as Experienced CEO: Product, Growth, Strategy, Culture, GTM, Change-Agent at HYAS, based in San Francisco Bay Area, United States, United States. AeroLeads shows a work email signal at hyas.com, phone signal with area code 650, 510, 415, and a matched LinkedIn profile for David Ratner.

David Ratner previously worked as CEO at Hyas and ► Adviser to CEOs and Boards at Ratner Consulting. David Ratner holds B.A., Mathematics, Computer Science from Cornell University.

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Email format at HYAS

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

About David Ratner

Dr. Ratner has accomplished significant successes across a number of disciplines * Currently CEO of HYAS, an innovative cyber security company• As CEO at Realm he grew ARR 5x, reduced cash burn by 3x, launched the Cloud offering, identified and found product/market fit, and grew the customer base by 10x, and sold the company to MongoDB• Drove 9.8% YoY Enterprise segment growth at Syniverse as President of Enterprise, closed the biggest single deal in 2016 across all segments, redefined GTM, strategy, and vision across all segments while revamping leadership and culture • As CEO at Openwave Messaging, he revamped and revitalized the company, product, culture and strategy, grew it from $40M to $80M+ generating 15+% EBITDA profit • Reorganized and renovated Product, Engineering, Professional Services and strategy at SEVEN as COO, grew it from $20M to $70M SaaS revenue• Responsible for $150M+ of revenue at Openwave Systems as VP/GM. Created and grew the only organically grown business -- Digital Identity (0 to $20M+)• Designed, implemented, and launched multiple products, most still live today, such as email, mobile email, MMS, security, directory, voicemail as VP Products.• Multiple successful exits including Realm, Carrier Access, Openwave Systems, Openwave Messaging.Strong focus on the Cloud, security, mobile, messaging/communication/collaboration, social, and related markets. Domestic and international B2B experience in all geos across verticals including financial services, social, OTT and other large technology players, mobile and cable service providers, handset vendors. Utility player with strong focus on people, products, strategy, tactics, and whatever needs to be done to drive the business forward.

Current workplace

David Ratner's current company

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HYAS
Hyas
Experienced CEO: Product, Growth, Strategy, Culture, GTM, Change-Agent
AeroLeads page
11 roles · 21 years

David Ratner work experience

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

Ceo

Current

Vancouver, BC, CA

HYAS, a First Nations word meaning “great and powerful,” is the world’s leading authority on cyber adversary infrastructure and communication to that infrastructure. In a generational-leap forward, HYAS provides the industry’s first security solution that integrates into an organization’s existing security technology stack to proactively detect and.

Sep 2019 - Present

► Adviser To Ceos And Boards

Current
Ratner Consulting

In between full time roles, and sometimes in parallel, act as special adviser to CEOs and Board of Directors at both public and private companies (VC and PE), working on areas of strategy, implementation, mentoring, and execution. Examples include:■ Creating, implementing, and executing on Openwave's product divestment strategy for all product businesses.

Aug 2011 - Present

Ceo

New York, NY, US

At Realm I took over as CEO to pivot the company from an open-source database to an enterprise software company. Key accomplishments in year one include: 5x revenue improvement, 3x cash burn improvement, launch of the Cloud offering, and more than a 10x improvement in customer acquisition.Successfully found and negotiated an exit, and sold the company to.

Jan 2018 - Aug 2019

President, Enterprise And Chief Product Officer

Tampa, Florida, US

At Syniverse, I ran "all things enterprise" which is all non-service-provider verticals. Focus was OTT & large Cloud/web companies, financial services, retail both on-line and brick-and-mortar, and travel & hospitality verticals. Across all verticals we help them engage, interact, protect, control and market to their mobile first users. Solutions include.

Jan 2016 - Jun 2017

Advisory Board Member

California, CA, US

Jun 2014 - Jan 2016

► Advisory Council Member

Cornell University Entrepreneurship@Cornell

■ Entrepreneurship at Cornell is a diverse, university-wide program that finds and fosters the entrepreneurial spirit in participants from every college, every field, and in every stage of life. It is supported by a committed Advisory Council that helps advise, offer direction, and coaching.

Apr 2014 - Jan 2016

► Ceo And President

Openwave Messaging, Inc.

Openwave Messaging is a private and profitable, independent company, focused on messaging, communication, and related areas for both consumers and enterprises. ■ Stabilized the existing customers and droive forward new solutions into new customers -- bookings for the fiscal 2013 were over 150% of the prior year. Delivered multiple new Tier I and Tier II.

Jul 2012 - May 2014

► Coo And Svp Engineering & Product Delivery

Marshall, Texas, US

I was asked to come into SEVEN and fix the delivery engine of the company, and then expanded my role to COO.■ Realigned engineering functions, product areas, and teams across the remote sites■ Realigned processes for efficiency, predictability, and quality■ Rebuilt the management team from a personnel and culture perspective■ Reduced overall spend, exited.

May 2008 - Aug 2011

► Senior Vice President, Wireless Business Unit

US

Came in to help turnaround a public company. Operated the global wireless business unit and engineering for all business units■ Evolved the company from a hardware company into a "software in hardware" company■ Improved key partnerships and fixed key projects for those partners■ Increased sales and sales pipeline over 100% by working directly with.

Mar 2007 - Feb 2008

► Vice President, Messaging And Communication

Redwood City, US

Ran the messaging and communication business unit across both wireless and wireline■ Prioritized the product areas for company focus■Launched new products in key markets like Japan■ Created the strategy and vision; worked with key partners to prototype and implement; demonstrated it to key customers around the world■ Delivered consistent quarter over.

2006 - 2007 ~1 yr

► Vice President, Digital Identity

Redwood City, US

Incubated, created, and launched Openwave's only organically grown business unit■ Created the vision and strategy■ Met with key customers around the world to test, modify, and solidify the vision and strategy■ Implemented key new products; identified and solidified partnerships with outside vendors for other parts of the overall solution■ Increased.

2005 - 2006 ~1 yr
3 education records

David Ratner education

B.A., Mathematics, Computer Science

Cornell University

Phd, Computer Science

Ucla

Ms, Computer Science

Ucla
FAQ

Frequently asked questions about David Ratner

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

What company does David Ratner work for?

David Ratner works for HYAS.

What is David Ratner's role at HYAS?

David Ratner is listed as Experienced CEO: Product, Growth, Strategy, Culture, GTM, Change-Agent at HYAS.

What is David Ratner's email address?

AeroLeads has found 1 work email signal at @hyas.com for David Ratner at HYAS.

What is David Ratner's phone number?

AeroLeads has found 4 phone signal(s) with area code 650, 510, 415 for David Ratner at HYAS.

Where is David Ratner based?

David Ratner is based in San Francisco Bay Area, United States, United States while working with HYAS.

What companies has David Ratner worked for?

David Ratner has worked for Hyas, Ratner Consulting, Realm Inc, Syniverse, and Agnity, Inc.

How can I contact David Ratner?

You can use AeroLeads to view verified contact signals for David Ratner at HYAS, including work email, phone, and LinkedIn data when available.

What schools did David Ratner attend?

David Ratner holds B.A., Mathematics, Computer Science from Cornell University.

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