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Leslie Lassi Email & Phone Number

GSA OASIS+ Program Manager at Weston Solutions, Inc.
Location: Golden, Colorado, United States 8 work roles 2 schools
1 work email found @westonsolutions.com 1 phone found area 208 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email l****@westonsolutions.com
Direct phone (208) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
GSA OASIS+ Program Manager
Location
Golden, Colorado, United States
Company size

Who is Leslie Lassi? Overview

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Quick answer

Leslie Lassi is listed as GSA OASIS+ Program Manager at Weston Solutions, Inc., a with 1429 employees, based in Golden, Colorado, United States. AeroLeads shows a work email signal at westonsolutions.com, phone signal with area code 208, and a matched LinkedIn profile for Leslie Lassi.

Leslie Lassi previously worked as Sales Director at Weston Solutions, Inc. and Business Development Professional at Jacobs. Leslie Lassi holds B.A., Communication (Journalism) from The University Of Texas At Arlington.

Company email context

Email format at Weston Solutions, Inc.

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{first}.{last}@westonsolutions.com
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AeroLeads found 1 current-domain work email signal for Leslie Lassi. Compare company email patterns before reaching out.

Profile bio

About Leslie Lassi

Currently direct a team of capture managers who help position the firm to understand our client, align with our capabilities, and strategize how to win work that fits within our company's and our clients nexus/sweet spot. This typically relates to large, strategic business development efforts across all of the service lines for our architectural/engineering program management/construction management firm. I also serve as a capture manager alongside my team. Throughout more than 3 decades of business development across the sales lifecycle -- from writing, graphics, editing, coordinating, managing, and capture -- have worked with government and private sectors including the provision of services in environmental services, nuclear site remediation and closure, government infrastructure, utilities, and telecommunication.Enabling this trajectory in my career was 13 years of work as a reporter/editor, curriculum writer, and services in marketing and advertising, including provision of customer-facing and non-customer-facing support.

Listed skills include Strategy, Proposal Writing, Technical Writing, Sales Management, and 46 others.

Current workplace

Leslie Lassi's current company

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Weston Solutions, Inc.
Weston Solutions, Inc.
GSA OASIS+ Program Manager
Denver, CO, US
Employees
1429
AeroLeads page
8 roles · 34 years

Leslie Lassi work experience

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

Business Development Professional

Englewood, Co

Responsible for managing large, strategic business development efforts for federal environmental division of a full service architectural/engineering firm, from positioning through securing the win. Work involves understanding the client, developing and exploring opportunities, and helping the firm position for the opportunity through a capture team structure. Once the request for proposal is released, I develop and implement a plan for meeting its requirements in the most compelling way. I assemble the appropriate team, budget for the effort, schedule the effort, get appropriate reviews, develop and review content, secure approvals, and then package and deliver it. If we are requested to participate in oral competition, I help develop the presentation and coach the participants. I also am responsible for process enhancements and identifying cost efficiencies across efforts.Specialties: Specialty in federal environmental sector.

Dec 2017 - Oct 2019

Sales Manager, National Governments

Ch2M

Denver, Co

Split between primary responsibility for winning a specific business development opportunity or leadership of proposal phase of such opportunities. Responsibilities include capture plan and strategy development and implementation, local market understanding, commercial/pricing strategy, and pursuit budget and schedule ownership.

Jan 2017 - Dec 2017

Sales Manager, Environmental Services

Englewood, Co

Lead a team of high performing Sales Managers as well as serve as a Sales Manager on key strategic opportunities. As Sales Managers, we manage business development process from positioning through proposals, orals, and to securing the win for large, federal and commercial environmental services opportunities. This includes the full lifecycle of environmental work scopes: A/E services, consulting, design, design-build, and construction services delivered through a wide range of contracting arrangements (cost plus, firm fixed price, incentive fee or award fee arrangements, and performance based contracts). Procurement values range into the multi-billion dollar level and have been for work in the U.S., Europe, the Middle East, and Latin America.

Jan 2007 - Dec 2017

Environment & Nuclear Business Group Sales Team Manager

Denver, Co

Manage team of 6 Sales Managers responsible for large, strategic environmental services opportunities worldwide and in the commercial and government sectors. Ensure the team implements cutting edge of business development practices and sufficiently able to advance the firm's strategic plan cost-effectively. Maintain consistent qualilty of BD adeliverables across the Sales Manager team through periodic audits and sharing of best practices within the team, with other business groups, and outside the firm. Maintain budget for team and support their development through tailored training plans. Responsible for staffing Environment & Nuclear Business Group business development activities with appropriate personnel.

Jan 2013 - Dec 2015

Senior Sales Process Manager

Led proposals and their production in corporate proposal center. Liaison to various business units over time, including telecommunications, federal, nuclear, and enfironmental services.

Apr 1997 - Dec 2006

Proposal Manager

Radian International

Established regional proposal team consisting of graphic artist, document processor, editor, and proposal manager. One of a central proposal team and 4 regional augmenting teams.

1993 - Apr 1997
Team & coworkers

Colleagues at Weston Solutions, Inc.

Other employees you can reach at westonsolutions.com. View company contacts for 1429 employees →

2 education records

Leslie Lassi education

FAQ

Frequently asked questions about Leslie Lassi

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

What company does Leslie Lassi work for?

Leslie Lassi works for Weston Solutions, Inc..

What is Leslie Lassi's role at Weston Solutions, Inc.?

Leslie Lassi is listed as GSA OASIS+ Program Manager at Weston Solutions, Inc..

What is Leslie Lassi's email address?

AeroLeads has found 1 work email signal at @westonsolutions.com for Leslie Lassi at Weston Solutions, Inc..

What is Leslie Lassi's phone number?

AeroLeads has found 1 phone signal(s) with area code 208 for Leslie Lassi at Weston Solutions, Inc..

Where is Leslie Lassi based?

Leslie Lassi is based in Golden, Colorado, United States while working with Weston Solutions, Inc..

What companies has Leslie Lassi worked for?

Leslie Lassi has worked for Weston Solutions, Inc., Jacobs, Ch2M, Ch2M Hill, and Radian International.

Who are Leslie Lassi's colleagues at Weston Solutions, Inc.?

Leslie Lassi's colleagues at Weston Solutions, Inc. include Dave Cairns, Jeff Bonner, Michael Stuart, Susan Shreiner, and Theodore Blackburn.

How can I contact Leslie Lassi?

You can use AeroLeads to view verified contact signals for Leslie Lassi at Weston Solutions, Inc., including work email, phone, and LinkedIn data when available.

What schools did Leslie Lassi attend?

Leslie Lassi holds B.A., Communication (Journalism) from The University Of Texas At Arlington.

What skills is Leslie Lassi known for?

Leslie Lassi is listed with skills including Strategy, Proposal Writing, Technical Writing, Sales Management, Program Management, Training, Project Management, and Business Development.

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