William Sandbrook
Net worth: 29 M $ as of 2026-05-30
Net worth: 29 M $ as of 2026-05-30
William J.
Sandbrook is President, Chief Executive Officer & Director at Smith Pre-Cast, Inc. He is Chief Executive Officer at Pebble Lane Associates LLC.
He serves as Executive Chairman at Andretti Acquisition Corp.
II since 2024.
He is an Independent Director at Comfort Systems USA, Inc. since 2018.
He is Director at KRC Materials, Inc. He is Director at NITROcrete LLC since 2020.
He is an Independent Director at Knife River Corp.
since 2023.
He is President at Kurtz Gravel Co., Inc.Former positions include Chief Executive Officer at CRH America, Inc. from 2008 to 2011.
Chairman & Co-Chief Executive Officer at Andretti Acquisition Corp.
from 2022 to 2024.
President & Chief Executive Officer at Ingram Concrete LLC.
Chief Executive Officer at Oldcastle Architectural Products Group in 2008.
Chief Executive Officer at Oldcastle Products & Distribution Group from 2008 to 2011.
President & Chief Executive Officer at Tilcon New York, Inc. from 1995 to 1996.
Chief Executive Officer at CRH Americas Products, Inc. Chairman at National Ready Mixed Concrete Association from 2019 to 2020.
Director at U.S.
Concrete, Inc. from 2020 to 2021.
Director at Concrete, Inc. from 2020 to 2021.
Director & Vice President at Beall Industries, Inc. Director & Vice President at Breckenridge Ready Mix, Inc. Director & Vice President at Alberta Investments, Inc. Director & Vice President at Alliance Haulers, Inc. President-West Division at CRH Americas Materials, Inc. from 2003 to 2006.
Associate Professor at US Military Academy.
Education includes graduate degrees from the University of Pennsylvania, Salve Regina University, and Naval War College.
Holds an MBA from The Wharton School of the University of Pennsylvania.
Undergraduate degree from US Military Academy, conferred in 1979.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-17 | 7,771 ( 0.02% ) | 14 M $ | 2026-05-30 | |
9.47% | 2025-12-03 | 15,396,567 ( 9.47% ) | 14 M $ | 2026-05-30 |
| 2026-05-19 | 7,735 ( 0.01% ) | 607 275 $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| COMFORT SYSTEMS USA, INC. | Director/Board Member | 2018-04-05 |
| KNIFE RIVER CORPORATION | Director/Board Member | 2023-05-30 |
Smith Pre-Cast, Inc.
Smith Pre-Cast, Inc. Construction MaterialsNon-Energy Minerals Provides concrete products | Chief Executive Officer | - |
KRC Materials, Inc.
KRC Materials, Inc. Construction MaterialsNon-Energy Minerals Manufactures and supplies aggregates, ready-mix concrete and gravel products | Director/Board Member | - |
NITROcrete LLC
NITROcrete LLC Engineering & ConstructionIndustrial Services Provides concrete temperature control services | Director/Board Member | 2020-10-26 |
Kurtz Gravel Co., Inc.
Kurtz Gravel Co., Inc. Construction MaterialsNon-Energy Minerals Manufactures ready-mix concrete | President | - |
Pebble Lane Associates LLC
Pebble Lane Associates LLC Construction MaterialsNon-Energy Minerals Manufactures and wholesales concrete products | Chief Executive Officer | - |
| Companies | Position | End |
|---|---|---|
| ZAPATA COMPUTING HOLDINGS INC. | Chief Executive Officer | 2024-03-31 |
| U.S. CONCRETE, INC. | Chief Executive Officer | 2020-04-02 |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 27 |
|---|---|
Comfort Systems USA, Inc.
Comfort Systems USA, Inc. Engineering & ConstructionIndustrial Services Provides commercial, industrial and institutional mechanical and electrical contract services | Industrial Services |
U.S. Concrete, Inc.
U.S. Concrete, Inc. Construction MaterialsNon-Energy Minerals Produces ready-mixed concrete products | Non-Energy Minerals |
Smith Pre-Cast, Inc.
Smith Pre-Cast, Inc. Construction MaterialsNon-Energy Minerals Provides concrete products | Non-Energy Minerals |
Ingram Concrete LLC
Ingram Concrete LLC Construction MaterialsNon-Energy Minerals Manufactures and supplies ready-mix concrete, sand and gravel | Non-Energy Minerals |
Pebble Lane Associates LLC
Pebble Lane Associates LLC Construction MaterialsNon-Energy Minerals Manufactures and wholesales concrete products | Non-Energy Minerals |
University of Pennsylvania
University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
KRC Materials, Inc.
KRC Materials, Inc. Construction MaterialsNon-Energy Minerals Manufactures and supplies aggregates, ready-mix concrete and gravel products | Non-Energy Minerals |
Oldcastle Architectural Products Group
Oldcastle Architectural Products Group Construction MaterialsNon-Energy Minerals Provides cement, ready-mix concrete, and aggregates | Non-Energy Minerals |
Oldcastle, Inc.
Oldcastle, Inc. Construction MaterialsNon-Energy Minerals Provides building products and materials | Non-Energy Minerals |
Beall Industries, Inc.
Beall Industries, Inc. Construction MaterialsNon-Energy Minerals Produces ready-mix concrete and lime slurry | Non-Energy Minerals |
CRH Americas Materials, Inc.
CRH Americas Materials, Inc. Wholesale DistributorsDistribution Services Supplies building materials | Distribution Services |
Oldcastle Products & Distribution Group
Oldcastle Products & Distribution Group Construction MaterialsNon-Energy Minerals Produces building materials including precast concrete, architectural products, roofing products, and fabricated glass | Non-Energy Minerals |
US Military Academy
US Military Academy Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Salve Regina University
Salve Regina University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Naval War College
Naval War College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Kurtz Gravel Co., Inc.
Kurtz Gravel Co., Inc. Construction MaterialsNon-Energy Minerals Manufactures ready-mix concrete | Non-Energy Minerals |
Alberta Investments, Inc.
Alberta Investments, Inc. Construction MaterialsNon-Energy Minerals Produces ready-mix concrete | Non-Energy Minerals |
Alliance Haulers, Inc.
Alliance Haulers, Inc. Other TransportationTransportation Transports cement, sand and gravel | Transportation |
Breckenridge Ready Mix, Inc.
Breckenridge Ready Mix, Inc. Construction MaterialsNon-Energy Minerals Manufactures ready-mixed concrete and related products | Non-Energy Minerals |
National Ready Mixed Concrete Association | Commercial Services |
Concrete, Inc.
Concrete, Inc. Construction MaterialsNon-Energy Minerals Manufactures ready-mixed concrete, bricks, stones, and building materials | Non-Energy Minerals |
Tilcon New York, Inc.
Tilcon New York, Inc. Construction MaterialsNon-Energy Minerals Manufactures construction materials and provides road construction services | Non-Energy Minerals |
CRH Americas Products, Inc.
CRH Americas Products, Inc. MiscellaneousMiscellaneous Functions as an investment holding company | Miscellaneous |
The Wharton School of the University of Pennsylvania
The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Andretti Acquisition Corp.
Andretti Acquisition Corp. Financial ConglomeratesFinance Operates as a blank check company | Finance |
NITROcrete LLC
NITROcrete LLC Engineering & ConstructionIndustrial Services Provides concrete temperature control services | Industrial Services |
Knife River Corp.
Knife River Corp. Construction MaterialsNon-Energy Minerals Produces construction materials and provides contracting services | Non-Energy Minerals |
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