Insights

Regional Focus Growing Vermont footprint with offices in Shelburne and Williston and a part-time presence in Middlebury suggests opportunities with public and private sector projects across the state and neighboring areas.

Small Firm Agility A lean team of 2-10 employees combined with principals’ hands-on involvement indicates a selling point for clients seeking personalized service, flexible collaboration, and rapid response on projects.

Public and Private STS serves both public and private clients, signaling diverse project pipelines and potential cross-selling across municipal, educational, commercial, and residential sectors.

Technical Modernity Adoption of modern tech stack and collaborative approach positions STS to compete for projects that require up-to-date design methods and integrated team coordination.

Financial Scale Reported revenue between one and ten million with a multi-state licensing footprint suggests capacity for mid-sized projects and opportunities to upsell larger, multi-disciplinary engagements with larger firms as a partner or subcontractor.

Sellers Treybal Structural Engineers PC Tech Stack

Sellers Treybal Structural Engineers PC uses 8 technology products and services including gstatic.com, Drupal, Google Fonts API, and more. Explore Sellers Treybal Structural Engineers PC's tech stack below.

  • gstatic.com
    Content Delivery Network
  • Drupal
    Content Management System
  • Google Fonts API
    Font Scripts
  • jQuery
    Javascript Libraries
  • HSTS
    Security
  • HTTP/3
    Web & Portal Technology
  • Nginx
    Web Servers
  • Facebook
    Widgets

Sellers Treybal Structural Engineers PC's Email Address Formats

Sellers Treybal Structural Engineers PC uses at least 1 format(s):
Sellers Treybal Structural Engineers PC Email FormatsExamplePercentage
First.Last@sts-engineers.comJohn.Doe@sts-engineers.com
40%
First@sts-engineers.comJohn@sts-engineers.com
40%
FLast@sts-engineers.comJDoe@sts-engineers.com
20%

Frequently Asked Questions

What is Sellers Treybal Structural Engineers PC's official website and social media links?

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Sellers Treybal Structural Engineers PC's official website is sts-engineers.com and has social profiles on LinkedIn.

How much revenue does Sellers Treybal Structural Engineers PC generate?

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As of August 2026, Sellers Treybal Structural Engineers PC's annual revenue is estimated to be $1M - $10M.

What is Sellers Treybal Structural Engineers PC's SIC code NAICS code?

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Sellers Treybal Structural Engineers PC's SIC code is 8711 - Engineering Services NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does Sellers Treybal Structural Engineers PC have currently?

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As of August 2026, Sellers Treybal Structural Engineers PC has approximately 3 employees across 1 continents, including North America. Key team members include President: C. A.. Explore Sellers Treybal Structural Engineers PC's employee directory with LeadIQ.

What industry does Sellers Treybal Structural Engineers PC belong to?

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Sellers Treybal Structural Engineers PC operates in the Civil Engineering industry.

What technology does Sellers Treybal Structural Engineers PC use?

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Sellers Treybal Structural Engineers PC's tech stack includes gstatic.comDrupalGoogle Fonts APIjQueryHSTSHTTP/3NginxFacebook.

What is Sellers Treybal Structural Engineers PC's email format?

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Sellers Treybal Structural Engineers PC's email format typically follows the pattern of First.Last@sts-engineers.com. Find more Sellers Treybal Structural Engineers PC email formats with LeadIQ.

When was Sellers Treybal Structural Engineers PC founded?

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Sellers Treybal Structural Engineers PC was founded in 2014.
Sellers Treybal Structural Engineers PC logo

Sellers Treybal Structural Engineers PC

Civil EngineeringVermont, United States2-10 Employees

Sellers Treybal Structural Engineers PC (STS) is a civil engineering consulting practice based in Vermont, with a main office in Shelburne and a part-time office in Middlebury. Founded in 2014 by Greg Sellers, PE, and John Treybal, PE, the firm serves both public and private clients across Vermont and has licensing in several states. STS emphasizes collaborative project delivery, combining the resources of a larger firm with hands-on principal involvement to develop structural solutions tailored to individual projects. The company focuses on a wide range of building methods and materials, offering project management across all phases from initial schematic design through construction completion. Its approach centers on integrating with other consulting and construction team members to support successful outcomes for clients.

Section iconCompany Overview

SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
2014
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    Sellers Treybal Structural Engineers PC's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    Sellers Treybal Structural Engineers PC's revenue is estimated to be in the range of $1M - $10M

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