Principal Engineering Inc.

Covington, LA Doing business as Principal Engineering Inc. Principal Infrastructure A / E / C

UEI
KKMXN5FVNCM9
CAGE
55LT3
Primary NAICS
541330 Engineering Services
SAM.gov registration
Active through

Company facts

SBA certifications
Veteran-Owned Small Business
– · Current
Service Disabled Veteran-Owned Small Business
– · Current
Self-certified in SAM.gov
  • Self Certified Small Disadvantaged Business
  • For Profit Organization
  • Veteran Owned Business
  • American Indian Owned
  • Service Disabled Veteran Owned Business
  • Subchapter S Corporation
Entity structure
Partnership or Limited Liability Partnership
NAICS codes registered in SAM.gov
Show all
Corporate family
SAM.gov registration date
Physical address
128 Northpark Blvd, Covington, LA 70433, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .

Recent federal awards

Principal Engineering Inc.'s 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award Agency Obligated Awarded
626A4-26-201 a/e replace domestic water fire mains and main backflow devices Contract · 36C24926C0035 Veterans Integrated Service Network 9 $1,175,154
Project 667-25-900 emergency erosion mitigation (AE) Contract · 36C25625C0067 Veterans Integrated Service Network 16 $610,679
As-built drawing for the existing miox system as configured and verify hydraulic and treatment capacities, and specs… Contract · 36C25725C0053 Veterans Integrated Service Network 17 $22,095
AE design for water towers - tuskegee AL Contract · 36C24723C0058 Veterans Integrated Service Network 7 $152,588
Renovate cath lab at amarillo vahcs Contract · 36C25722C0043 Veterans Integrated Service Network 17 $181,377

About Principal Engineering Inc.

Written by GovTribe AI ·

Principal Engineering Inc., operating its Principal Infrastructure A / E / C division from Covington, Louisiana, delivers architectural and engineering design services for VA medical center infrastructure and facilities projects exclusively as a Service-Disabled Veteran-Owned Small Business (SDVOSB) prime contractor. The firm holds concurrent SDVOSB and Veteran-Owned Small Business certifications valid through November 2027, competes under 100% SDVOSB set-asides across its federal footprint, and is structured as a Subchapter S corporation with self-certified small disadvantaged business status and American Indian ownership.

Principal Engineering's customer concentration is absolute and narrow. The Department of Veterans Affairs Veterans Health Administration accounts for all 16 recent prime awards and the full $3.9 million in combined potential value across four Veterans Integrated Service Networks (VISNs). VISN 16 (serving Louisiana and Mississippi) anchors the portfolio with 12 awards valued at $2.4 million combined. VISN 9 (Tennessee Valley) placed a recent $1.175 million definitive contract for architectural and engineering design services to replace domestic water and fire mains and backflow devices at the VA Tennessee Valley Healthcare System's York Campus in Murfreesboro, with an ultimate completion date of March 31, 2027. Two smaller awards sit with VISN 17 (Texas) totaling $203 thousand, and one with VISN 7 (Central Alabama) valued at $153 thousand. No federal agencies outside the VA system appear in the recent award record.

Capability work centers on multidisciplinary architectural and engineering design for VA medical center infrastructure modernization. Representative projects include the $1.175 million water and fire mains replacement at the Murfreesboro facility (awarded April 1, 2026), a $610.7 thousand emergency erosion mitigation and drainage design contract at Overton Brooks VA Medical Center in Shreveport (awarded September 17, 2025), a $181.4 thousand catheterization laboratory renovation at Amarillo VA Health Care System (awarded February 22, 2022), and a $152.6 thousand water-tower design and mechanical repair contract at Central Alabama Veterans Health Care System in Tuskegee (awarded February 22, 2023). The portfolio spans NAICS codes 541330 (Engineering Services) and 541310 (Architectural Services), with PSC classifications covering architect-and-engineering services for hospital construction and water supply facilities. Projects require multidisciplinary design expertise including mechanical, plumbing, civil, structural, electrical, and industrial hygiene specializations.

Activity has been intermittent. One award in 2021, one in 2022, one in 2023, a two-year gap through 2024, then two awards in 2025 and one in 2026 (the most recent on April 1, 2026). Three awards valued at $1.8 million combined face ultimate completion within the next twenty-four months, creating recompete exposure. The vendor operates exclusively as a prime contractor; no subcontractor relationships appear in the recent award record. Service Contract Inventory data shows only one SCI record in FY2024, appearing as a named subcontractor rather than a prime, suggesting most Principal Engineering invoicing sits below the $150,000 reporting threshold or operates outside SCI capture. The firm maintains a subsidiary, Principal Lowe Surveying LLC, also designated as SDVOSB and Veteran-Owned, though that entity's federal activity is not detailed in the source material.

SBA capabilities narrative

From the vendor's SBA profile

Architecture & Engineering Design and Construction Management:

This includes the planning, studies, reports, A/E Design, Design/Build and Construction Management & Inspection for new facilities as well as the renovation, repair, and addition to various institutional, medical, commercial, recreation, and industrial facilities.

Civil Works Infrastructure Engineering Design and Construction Management:

This includes the planning, studies, reports, engineering design, and construction management of public/civil works infrastructure. Civil/Public Works Infrastructure includes, but is not limited to, drainage conveyance systems, drainage pump stations, hydrologic & hydraulic modeling, flood control systems, levees, shoreline protection, coastal restoration, roadways, highways, bridges, transportation systems, water treatment & distribution systems, wastewater treatment & collection systems, and structural, electrical, and mechanical engineering services.

Quick answers

What is Principal Engineering Inc.'s UEI?

Principal Engineering Inc.'s Unique Entity ID (UEI) in SAM.gov is KKMXN5FVNCM9.

What is Principal Engineering Inc.'s CAGE code?

Principal Engineering Inc.'s CAGE code is 55LT3.

What is Principal Engineering Inc.'s primary NAICS code?

Principal Engineering Inc.'s primary NAICS code is 541330 (Engineering Services).

Where is Principal Engineering Inc. located?

Principal Engineering Inc.'s physical address in SAM.gov is 128 Northpark Blvd, Covington, LA 70433, USA.

Is Principal Engineering Inc. registered in SAM.gov?

Yes. Principal Engineering Inc.'s SAM.gov registration is active through October 20, 2026.

Which SBA certifications does Principal Engineering Inc. hold?

Principal Engineering Inc. holds Veteran-Owned Small Business and Service Disabled Veteran-Owned Small Business certifications from the SBA.

What is Principal Engineering Inc.'s most recent federal award?

Principal Engineering Inc.'s most recent federal contract award is 626A4-26-201 a/e replace domestic water fire mains and main backflow devices (36C24926C0035), from Veterans Integrated Service Network 9, on April 1, 2026.

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