I have stuff from the following companies:
Kramer Designs: Granite Peak tripod for ultralight. His bino tower is really nice too.
bipod, tripod, optic, shooting, panhead
kramerdesignscorp.com
Outdoorsmans: I have a bunch of their USA made stuff
Outdoorsmans - Outfitting western hunters with quality optics, packs, and tripods since 1982
outdoorsmans.com
Alaska Guide Creations: my current bino carrier.
We make American made binocular packs and hunting gea designed for the rugged wilderness of Alaska. We also have a wide variety of accessories to make your next hunt your best hunt. Alaska Guide creations is proud to be an American made company. We stand behind our packs with our Alaska Tough...
alaskaguidecreations.com
Really Right Stuff: best tripod [period]
soar.reallyrightstuff.com
Danner Boots: I love the Thorofare as alternative to China/Italian imports.
Danner boots are a mark of superior craftsmanship, Our hiking, hunting, work, military, and law enforcement boots are built with GORE-TEX waterproof liners, durable Vibram outsoles, and full-grain leather.
www.danner.com
Darn Tough: socks (best I’ve used yet)
Guaranteed for life and made in the USA, Darn Tough socks are the best merino wool socks for hiking, running, work, and everyday wear.
darntough.com
VIAM Outdoors: quilt and shelter
viamoutdoors.com
MSR:

Windburner and

Reactor stoves are made in USA unlike the

Jetboil
A windproof and modular personal backpacking stove system, ideal for soloists, minimalist trips and fast, boil-only meals.
www.msrgear.com
MSR Dromedry Bags:
Our bombproof and versatile Dromedary water storage bags help you transport and dispense water, anywhere you need it to go.
www.msrgear.com
Gold Ring Leupold: ”largely” made in USA
We’ve been making world-class optics that bear our family name for over 100 years. We honor that legacy every day as we design, machine and assemble…
www.leupold.com
Duckworth Co.: my wife and I each have one of their “wool cloud” vests. They seem nice and they have a line of US made stuff that would be intriguing for the hunter.
The Duckworth WoolCloud Full Zip Hoody - the ideal mens Merino wool jacket. This full zip hoodie is essential for anyone packing light. Made with lightweight Merino wool, this wool jacket dries quick and is incredibly warm. This mens hooded jacket is sure to keep up with even the coldest...
www.duckworthco.com
Nalgene: I have a bunch of bottles going back 30+ years. There new lightweight bottles are nice.
Check out Nalgene's four limited edition flannel prints!
www.nalgene.com
Here on Rokslide, I highly recommend:
Pods8 for making custom stuff, he does stitch work, look him up or send a PM. I’ve purchased a couple nalgene pockets for mine and a buddy’s packs. Top quality work and good price.
LivetohundID makes custom rails and ARCA plates. I have one of his titanium plates, top notch and priced right.