Skip to content
RFP Detector
Sign inGet started
NY State contractorConstruction & Renovation

Slate Hill Constructors Inc

State contracts since 2007Updated Nov 13, 2026

Slate Hill Constructors Inc holds 106 contracts worth $357.2M with 5 New York State agencies, most with Department of Transportation; 5 active today. The first started in 2007.

Total contract value
$357.2M
Current contract amounts
Spent to date
$275.7M
77% of contract value
Active contracts
5
$35.9M in active value
Contracts on record
106
Since 2007
Agencies served
5
Most with Department of Transportation
Years active
19
First contract 2007

Contact & company

Business information and how to reach the company.

(315) 672-8055 slatehillconstructors.com(opens in a new tab)

Phone

(315) 672-8055

Email

Website

slatehillconstructors.com (opens in a new tab)

Address

6573 Herman Rd, Warners, NY 13164

Leadership

  • Jeffrey Hanlon

Contracts

106 contracts with New York State agencies, active first. Open a row for the full record.

Contracts
DetailsContractTypeContract no.Term

Culvert resiliency and bridge replacement on NY Routes 11B and 37C in St Lawrence County

D265726Construction: HighwayActive

Department of TransportationConstruction: HighwayConstructionD265726Apr 10, 2026to Nov 30, 2028Apr 10, 2026Nov 30, 2028$6,934,048$317,000 spent$317,000

Standby where and when highway 2026 2027 for various counties in Region 2

D265571Construction: Standby contractsActive

Department of TransportationConstruction: Standby contractsConstructionD265571Nov 13, 2025to Dec 31, 2027Nov 13, 2025Dec 31, 2027$5,359,900$1,731,693 spent$1,731,693

Design swing gate railway closure Whitney Point flood control project in Broome County

D46155CConstruction: BuildingActive

Office of General Services - Design & ConstructionConstruction: BuildingConstructionD46155CJul 10, 2025to Mar 12, 2027Jul 10, 2025Mar 12, 2027$2,059,529$1,057,642 spent$1,057,642

Statewide emergency response bridge repair 2024 to 2027 Regions 1 through 10 Various Counties

D265186Construction: Standby contractsActive

Department of TransportationConstruction: Standby contractsConstructionD265186Mar 7, 2024to May 15, 2027Mar 7, 2024May 15, 2027$19,629,970$11,524,030 spent$11,524,030

Replacement of Route 51 culvert over Steel Creek Herkimer County

D265554Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265554Oct 27, 2025to Oct 30, 2026Oct 27, 2025Oct 30, 2026$2,633,382$1,598,976 spent$1,598,976

Boat launch rehabilitation at Fair haven Beach State park in Cayuga County

D006369Construction: Building

Office of Parks Recreation & Historic PreservationConstruction: BuildingConstructionD006369Feb 25, 2025to Aug 9, 2025Feb 25, 2025Aug 9, 2025$114,969$107,000 spent$107,000

Bridge deck and joint repair various locations Region 3 Oswego and Seneca Counties

D265360Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265360Jan 13, 2025to Nov 30, 2025Jan 13, 2025Nov 30, 2025$2,590,108$2,590,108 spent$2,590,108

Culvert repair and replacement Oneida County Region 2

D265355Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265355Dec 27, 2024to Jul 15, 2026Dec 27, 2024Jul 15, 2026$2,767,126$2,626,716 spent$2,626,716

Bridge replacement Route 49 Town of West Monroe in Oswego County

D265326Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265326Dec 27, 2024to Nov 26, 2025Dec 27, 2024Nov 26, 2025$1,974,168$1,827,867 spent$1,827,867

Bridge joint repairs I 390 over Bath & Hammondsport Railroad Steuben County

D265334Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265334Nov 7, 2024to Nov 13, 2026Nov 7, 2024Nov 13, 2026$1,879,692$1,427,501 spent$1,427,501

Highway reconstruction & safety NY RTE 481 Off ramp Town of Cicero & City of N Syracuse Onondaga Co

D265304Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265304Oct 9, 2024to Nov 15, 2025Oct 9, 2024Nov 15, 2025$3,069,065$2,746,984 spent$2,746,984

Intersection safety project NYS Route 921W New Hartford Oneida County

D265237Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265237Aug 12, 2024to Aug 31, 2026Aug 12, 2024Aug 31, 2026$3,416,626$3,221,697 spent$3,221,697

Culvert rehabilitation & replacement I-81 Rte. 11 to town line of Tully in Onondaga County

D265083Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265083Nov 29, 2023to Dec 31, 2024Nov 29, 2023Dec 31, 2024$1,334,535$1,334,535 spent$1,334,535

Slipline work on Route 5 over Nine Mile Creek in Onondaga County

D265054Construction: Highway

Department of TransportationConstruction: HighwayConstructionD265054Oct 25, 2023to Dec 31, 2024Oct 25, 2023Dec 31, 2024$4,664,593$4,664,593 spent$4,664,593

2 culvert replacements on I 81 in the Town of Pamelia in Jefferson County

D264986Construction: Highway

Department of TransportationConstruction: HighwayConstructionD264986May 22, 2023to Dec 22, 2023May 22, 2023Dec 22, 2023$3,537,776$3,537,776 spent$3,537,776

Replacement Warners Road bridge over I-90 Onondaga County

D214895Construction: Highway

New York State Thruway AuthorityConstruction: HighwayConstructionD214895Dec 6, 2022to Oct 31, 2024Dec 6, 2022Oct 31, 2024$7,348,126$0 spent$0

Bridge rehabilitation 4 bridges over Route 5 French Road Interchange Oneida County

D264847Construction: Highway

Department of TransportationConstruction: HighwayConstructionD264847Oct 7, 2022to Jan 31, 2024Oct 7, 2022Jan 31, 2024$5,910,566$5,910,566 spent$5,910,566

Aqueduct stabilization Schoharie crossing state historic site Schoharie county

D005936Construction: Building

Office of Parks Recreation & Historic PreservationConstruction: BuildingConstructionD005936Oct 4, 2022to Jul 31, 2023Oct 4, 2022Jul 31, 2023$1,288,000$1,288,000 spent$1,288,000

Bridge deck overlays I-88 connector Town of Chenango Broome county

D264732Construction: Highway

Department of TransportationConstruction: HighwayConstructionD264732Jun 17, 2022to Nov 15, 2024Jun 17, 2022Nov 15, 2024$7,495,621$7,495,621 spent$7,495,621

Large culvert project various locations Oswego & Tompkins Counties

D264757Construction: Highway

Department of TransportationConstruction: HighwayConstructionD264757May 13, 2022to Nov 30, 2023May 13, 2022Nov 30, 2023$3,509,502$3,509,502 spent$3,509,502
Culvert resiliency and bridge replacement on NY Routes 11B and 37C in St Lawrence CountyDepartment of TransportationApr 10, 2026 – Nov 30, 2028Active$6,934,048
Description
Culvert resiliency and bridge replacement on NY Routes 11B and 37C in St Lawrence County
Contract number
D265726
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Apr 10, 2026 → Nov 30, 20282.7 years
Approved
Apr 10, 2026
Status
Active
Amount
$6,934,048
Spent to date
$317,000 · 5% of the amount
Standby where and when highway 2026 2027 for various counties in Region 2Department of TransportationNov 13, 2025 – Dec 31, 2027Active$5,359,900
Description
Standby where and when highway 2026 2027 for various counties in Region 2
Contract number
D265571
Type
Construction: Standby contractsConstruction
Agency
Department of Transportation
Term
Nov 13, 2025 → Dec 31, 20272.2 years
Approved
Nov 13, 2025
Status
Active
Amount
$5,359,900
Spent to date
$1,731,693 · 32% of the amount
Design swing gate railway closure Whitney Point flood control project in Broome CountyOffice of General Services - Design & ConstructionJul 10, 2025 – Mar 12, 2027Active$2,059,529
Description
Design swing gate railway closure Whitney Point flood control project in Broome County
Contract number
D46155C
Type
Construction: BuildingConstruction
Agency
Office of General Services - Design & Construction
Term
Jul 10, 2025 → Mar 12, 20271.7 years
Approved
Jul 10, 2025
Status
Active
Amount
$2,059,529
Spent to date
$1,057,642 · 51% of the amount
Statewide emergency response bridge repair 2024 to 2027 Regions 1 through 10 Various CountiesDepartment of TransportationMar 7, 2024 – May 15, 2027Active$19,629,970
Description
Statewide emergency response bridge repair 2024 to 2027 Regions 1 through 10 Various Counties
Contract number
D265186
Type
Construction: Standby contractsConstruction
Agency
Department of Transportation
Term
Mar 7, 2024 → May 15, 20273.2 years
Approved
Mar 7, 2024
Status
Active
Amount
$19,629,970
Spent to date
$11,524,030 · 59% of the amount
Replacement of Route 51 culvert over Steel Creek Herkimer CountyDepartment of TransportationOct 27, 2025 – Oct 30, 2026$2,633,382
Description
Replacement of Route 51 culvert over Steel Creek Herkimer County
Contract number
D265554
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Oct 27, 2025 → Oct 30, 202612 months
Approved
Oct 27, 2025
Status
Ended
Amount
$2,633,382
Spent to date
$1,598,976 · 61% of the amount
Boat launch rehabilitation at Fair haven Beach State park in Cayuga CountyOffice of Parks Recreation & Historic PreservationFeb 25, 2025 – Aug 9, 2025$114,969
Description
Boat launch rehabilitation at Fair haven Beach State park in Cayuga County
Contract number
D006369
Type
Construction: BuildingConstruction
Agency
Office of Parks Recreation & Historic Preservation
Term
Feb 25, 2025 → Aug 9, 20255 months
Approved
Feb 25, 2025
Status
Ended
Amount
$114,969
Spent to date
$107,000 · 93% of the amount
Bridge deck and joint repair various locations Region 3 Oswego and Seneca CountiesDepartment of TransportationJan 13, 2025 – Nov 30, 2025$2,590,108
Description
Bridge deck and joint repair various locations Region 3 Oswego and Seneca Counties
Contract number
D265360
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Jan 13, 2025 → Nov 30, 202511 months
Approved
Jan 13, 2025
Status
Ended
Amount
$2,590,108
Spent to date
$2,590,108 · 100% of the amount
Culvert repair and replacement Oneida County Region 2Department of TransportationDec 27, 2024 – Jul 15, 2026$2,767,126
Description
Culvert repair and replacement Oneida County Region 2
Contract number
D265355
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Dec 27, 2024 → Jul 15, 20261.6 years
Approved
Dec 27, 2024
Status
Ended
Amount
$2,767,126
Spent to date
$2,626,716 · 95% of the amount
Bridge replacement Route 49 Town of West Monroe in Oswego CountyDepartment of TransportationDec 27, 2024 – Nov 26, 2025$1,974,168
Description
Bridge replacement Route 49 Town of West Monroe in Oswego County
Contract number
D265326
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Dec 27, 2024 → Nov 26, 202511 months
Approved
Dec 27, 2024
Status
Ended
Amount
$1,974,168
Spent to date
$1,827,867 · 93% of the amount
Bridge joint repairs I 390 over Bath & Hammondsport Railroad Steuben CountyDepartment of TransportationNov 7, 2024 – Nov 13, 2026$1,879,692
Description
Bridge joint repairs I 390 over Bath & Hammondsport Railroad Steuben County
Contract number
D265334
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Nov 7, 2024 → Nov 13, 20262 years
Approved
Nov 7, 2024
Status
Ended
Amount
$1,879,692
Spent to date
$1,427,501 · 76% of the amount
Highway reconstruction & safety NY RTE 481 Off ramp Town of Cicero & City of N Syracuse Onondaga CoDepartment of TransportationOct 9, 2024 – Nov 15, 2025$3,069,065
Description
Highway reconstruction & safety NY RTE 481 Off ramp Town of Cicero & City of N Syracuse Onondaga Co
Contract number
D265304
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Oct 9, 2024 → Nov 15, 202513 months
Approved
Oct 9, 2024
Status
Ended
Amount
$3,069,065
Spent to date
$2,746,984 · 90% of the amount
Intersection safety project NYS Route 921W New Hartford Oneida CountyDepartment of TransportationAug 12, 2024 – Aug 31, 2026$3,416,626
Description
Intersection safety project NYS Route 921W New Hartford Oneida County
Contract number
D265237
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Aug 12, 2024 → Aug 31, 20262.1 years
Approved
Aug 12, 2024
Status
Ended
Amount
$3,416,626
Spent to date
$3,221,697 · 94% of the amount
Culvert rehabilitation & replacement I-81 Rte. 11 to town line of Tully in Onondaga CountyDepartment of TransportationNov 29, 2023 – Dec 31, 2024$1,334,535
Description
Culvert rehabilitation & replacement I-81 Rte. 11 to town line of Tully in Onondaga County
Contract number
D265083
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Nov 29, 2023 → Dec 31, 202413 months
Approved
Nov 29, 2023
Status
Ended
Amount
$1,334,535
Spent to date
$1,334,535 · 100% of the amount
Slipline work on Route 5 over Nine Mile Creek in Onondaga CountyDepartment of TransportationOct 25, 2023 – Dec 31, 2024$4,664,593
Description
Slipline work on Route 5 over Nine Mile Creek in Onondaga County
Contract number
D265054
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Oct 25, 2023 → Dec 31, 202414 months
Approved
Oct 25, 2023
Status
Ended
Amount
$4,664,593
Spent to date
$4,664,593 · 100% of the amount
2 culvert replacements on I 81 in the Town of Pamelia in Jefferson CountyDepartment of TransportationMay 22, 2023 – Dec 22, 2023$3,537,776
Description
2 culvert replacements on I 81 in the Town of Pamelia in Jefferson County
Contract number
D264986
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
May 22, 2023 → Dec 22, 20237 months
Approved
May 22, 2023
Status
Ended
Amount
$3,537,776
Spent to date
$3,537,776 · 100% of the amount
Replacement Warners Road bridge over I-90 Onondaga CountyNew York State Thruway AuthorityDec 6, 2022 – Oct 31, 2024$7,348,126
Description
Replacement Warners Road bridge over I-90 Onondaga County
Contract number
D214895
Type
Construction: HighwayConstruction
Agency
New York State Thruway Authority
Term
Dec 6, 2022 → Oct 31, 20241.9 years
Approved
Dec 6, 2022
Status
Ended
Amount
$7,348,126
Spent to date
$0 · 0% of the amount
Bridge rehabilitation 4 bridges over Route 5 French Road Interchange Oneida CountyDepartment of TransportationOct 7, 2022 – Jan 31, 2024$5,910,566
Description
Bridge rehabilitation 4 bridges over Route 5 French Road Interchange Oneida County
Contract number
D264847
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Oct 7, 2022 → Jan 31, 202416 months
Approved
Oct 7, 2022
Status
Ended
Amount
$5,910,566
Spent to date
$5,910,566 · 100% of the amount
Aqueduct stabilization Schoharie crossing state historic site Schoharie countyOffice of Parks Recreation & Historic PreservationOct 4, 2022 – Jul 31, 2023$1,288,000
Description
Aqueduct stabilization Schoharie crossing state historic site Schoharie county
Contract number
D005936
Type
Construction: BuildingConstruction
Agency
Office of Parks Recreation & Historic Preservation
Term
Oct 4, 2022 → Jul 31, 202310 months
Approved
Oct 4, 2022
Status
Ended
Amount
$1,288,000
Spent to date
$1,288,000 · 100% of the amount
Bridge deck overlays I-88 connector Town of Chenango Broome countyDepartment of TransportationJun 17, 2022 – Nov 15, 2024$7,495,621
Description
Bridge deck overlays I-88 connector Town of Chenango Broome county
Contract number
D264732
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
Jun 17, 2022 → Nov 15, 20242.4 years
Approved
Jun 17, 2022
Status
Ended
Amount
$7,495,621
Spent to date
$7,495,621 · 100% of the amount
Large culvert project various locations Oswego & Tompkins CountiesDepartment of TransportationMay 13, 2022 – Nov 30, 2023$3,509,502
Description
Large culvert project various locations Oswego & Tompkins Counties
Contract number
D264757
Type
Construction: HighwayConstruction
Agency
Department of Transportation
Term
May 13, 2022 → Nov 30, 20231.6 years
Approved
May 13, 2022
Status
Ended
Amount
$3,509,502
Spent to date
$3,509,502 · 100% of the amount
1–20 of 106Page 1 of 6

Contract-type mix

Share of contract value by type

Contracts over time

Contracts started per year

View as table
YearContracts
2007: 1 contracts, $3.0M1
2008: 1 contracts, $2.5M1
2009: 7 contracts, $17.7M7
2010: 4 contracts, $8.9M4
2011: 4 contracts, $3.8M4
2012: 8 contracts, $25.1M8
2013: 4 contracts, $12.7M4
2014: 12 contracts, $11.9M12
2015: 7 contracts, $35.1M7
2016: 2 contracts, $3.4M2
2017: 5 contracts, $39.9M5
2018: 5 contracts, $4.3M5
2019: 10 contracts, $41.4M10
2020: 4 contracts, $9.9M4
2021: 9 contracts, $40.4M9
2022: 8 contracts, $35.2M8
2023: 3 contracts, $9.5M3
2024: 6 contracts, $32.7M6
2025: 5 contracts, $12.8M5
2026: 1 contracts, $6.9M1

How the Contractor Score adds up

Extensive (A, 100/100): $357M in contracts, 5 active contracts.

  • Contract volume+21.8measured

    $357M in current contract value across 106 contracts, more than 99% of scored contractors.

  • Recent activity+16.9measured

    5 active contracts today; the most recent was approved in April 2026.

  • Agency breadth+9.8measured

    Contracts with 5 different state agencies and facilities.

  • Experience+2.3measured

    First contract started in September 2007 (19 years of contract history).

  • Contract-type mix+7.5measured

    5 contract types; the largest group is construction (100% of value). Goods and services contracts are 100% of the total.

  • Spending vs. value0.0measured

    On 90 completed contracts with spending recorded, spending is 94% of the contract value. Spending below the full value is common (work can finish under budget) and isn't treated as a problem.

  • Federal award history0.0unknown

    No federal award history found. Scored as neutral.

  • Federal registration0.0unknown

    No federal contractor registration found. Scored as neutral.

50 + contributions = 108.3, capped at 100Starts at 50. Bars: cool adds, warm subtracts.

Agencies served

Contract value with each agency or facility

Similar contractors

Browse more

Contract figures are public New York State contract records as of Nov 13, 2026: current contract amounts and spending to date as reported. Company details are shown when we can match this contractor to a registered business with confidence.

RFP Detector is an independent service and is not affiliated with any government agency. Scores are informational.