Federal contractor · NORTH CHARLESTON, SC

HIGHTOWER CONSTRUCTION CO INC

HIGHTOWER CONSTRUCTION CO INC received $3M in federal contract obligations in FY2026, on 10 awards (−58% vs FY2025). Since FY2017: $56.6M. Its largest customer was Department of the Air Force ($1.8M).

Obligations · FY2026
$3M
New awards
10
Sole-source
0.0%
Single offer
0.0%
UEI
ZZT7V6DK4NK2
Small businessHUBZone firm
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 0FY2017
  2. 83.5KFY2018
  3. 0FY2019
  4. 137.1KFY2020
  5. 6.8MFY2021
  6. 19.4MFY2022
  7. 8MFY2023
  8. 12.3MFY2024
  9. 7MFY2025
  10. 3MFY2026

Top buying agencies

Obligations in FY2026.

  1. Department of the Air Force$1.8M59%
    3 awards
  2. Federal Law Enforcement Training Center$1.2M41%
    7 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Construction & real property$3M100%

Where the work was performed

  1. Berkeley County, SC$1.9M65%
  2. Charleston County, SC$1M35%

Integrity signals

Shares of the year's obligations, next to the country's.

  • Low competition0.0%
    US 39% · $0
  • Sole-source awards0.0%
    US 30% · $0
  • Single-offer competitions0.0%
    US 8.7% · $0
  • Urgency justifications0.0%
    US 5.1% · $0

A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.

Largest awards

  1. MILLING AND OVERLAY OF ASPHALT PAVEMENTS AT 9 AIRCRAFT PARKING SPACES ON THE JOINT BASE CHARLESTON AIRCRAFT PARKING RAMP. THE WORK INCLUDES NEW PAVEMENT MARKINGS, JOINT RESEAL, MISCELLANEOUS CONCRETE REPAIRS AND INCIDENTAL RELATED WORK.$2.4M
    Department of the Air Force· Charleston County, SC· Construction & real property· Jun 25, 2025 – Mar 24, 2026· FA441825C0005
  2. THE WORK INCLUDES REPAIR OF THE LIGHTNING PROTECTION SYSTEM AND GROUND RODS, REPAIR OF THE ELECTRICAL SYSTEM BELOW DECK, AND REPLACEMENT OF THE TOWER LIGHTING ON WHARF ALPHA AND INCIDENTAL RELATED WORK.$1.9M
    Department of the Air Force· Berkeley County, SC· Construction & real property· Dec 11, 2025 – Dec 11, 2025· FA441826F0024
  3. SEE SPECIFICATIONS FOR REQUIRED WORK.$1.6M
    Department of the Air Force· Charleston County, SC· Construction & real property· Sep 24, 2025 – Mar 4, 2026· FA441825F0125
  4. REPLACE BOILER IN DORM 39$579.4K
    Federal Law Enforcement Training Center· Charleston County, SC· Construction & real property· Mar 24, 2026 – Aug 27, 2026· 70LCHS26FPFB00049
  5. REPLACE CHILLER AT B64 INDOOR RANGE$390.9K
    Federal Law Enforcement Training Center· Charleston County, SC· Construction & real property· Sep 2, 2025 – Mar 12, 2026· 70LCHS25FPFB00135
  6. REPAIR DUCTWORK FOR AHU 1 AND AHU 2 IN INDOOR RANGE-BLDG. 64.$330.4K
    Federal Law Enforcement Training Center· Charleston County, SC· Construction & real property· Mar 26, 2026 – Jul 10, 2026· 70LCHS26FPFB00051
  7. BUILDING 65 CHILLER$293.2K
    Federal Law Enforcement Training Center· Charleston County, SC· Construction & real property· Mar 31, 2026 – Aug 11, 2026· 70LCHS26FPFB00053
  8. REPLACE BLDG. 59 BOILER DUE TO BEING NON-REPAIRABLE$80.5K
    Federal Law Enforcement Training Center· Charleston County, SC· Construction & real property· Sep 30, 2025 – Feb 9, 2026· 70LCHS25FPFB00160

Subawards

Matched by Unique Entity ID: the first-tier subawards this organization reported as a prime recipient, and those primes reported paying it.

As a prime: who it pays · FY2026

No subawards reported as a prime in FY2026.

As a sub-recipient: who pays it · FY2026

No subawards reported to it in FY2026.

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from FY2021.

Teaming partners

Companies this company reported paying, primes that reported paying it, from FFATA subaward reports.

Companies it pays

No subawards reported to other companies.

Primes that pay it

1 company · $46.9K reported

  1. ASRC FEDERAL FACILITIES LOGISTICS, LLC$46.9K
    FAIRFIELD, NJ · 1 subaward

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from 2021.

Competitors

Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.

Compared on 4 markets (agency × industry), FY2024–FY2026.

  1. JSR-ECC, LLC$11.6M−40% in FY2026
    SCHERTZ, TX · 2 entities · 44% of this company's obligations are in markets they both serveAir Force · Nonresidential building constructionArmy · Nonresidential building construction
  2. TERRA CONSTRUCTION, LLC$12.1M−100% in FY2026
    OKLAHOMA CITY, OK · 42% of this company's obligations are in markets they both serveAir Force · Nonresidential building constructionArmy · Nonresidential building construction
  3. BISMARK CONSTRUCTION CORP$8.5M−52% in FY2026
    NEWARK, NJ · 38% of this company's obligations are in markets they both serveAir Force · Nonresidential building construction

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026.